diff --git a/CMakeLists.txt b/CMakeLists.txt
index dd4130855f9736d803b205a2d218f7be7b635517..34363e4ab5f05025130b3d5a4c0ee99ef55b5e5d 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -22,11 +22,12 @@ option(ENABLE_CGNS "Enable CGNS mesh export" OFF)
 option(ENABLE_CHACO "Enable Chaco mesh partitioner" ON)
 option(ENABLE_DINTEGRATION "Enable discrete integration and levelsets" ON)
 option(ENABLE_FLTK "Build FLTK GUI" ON)
+option(ENABLE_FL_TREE "Enable FLTK tree browser widget" ON)
 option(ENABLE_FOURIER_MODEL "Enable Fourier geometrical models" OFF)
 option(ENABLE_GMM "Enable GMM linear algebra solvers" ON)
 option(ENABLE_GRAPHICS "Compile-in OpenGL graphics even if there is no GUI" OFF)
 option(ENABLE_KBIPACK "Enable Kbipack for homology solver" ON)
-option(ENABLE_MATH_EVAL "Enable MathEval expression parser" ON)
+option(ENABLE_MATHEX "Enable MathEx expression parser" ON)
 option(ENABLE_MED "Enable MED mesh and post-processing file formats" ON)
 option(ENABLE_METIS "Enable Metis mesh partitioner" ON)
 option(ENABLE_NATIVE_FILE_CHOOSER "Enable native file chooser in GUI" ON)
@@ -39,7 +40,6 @@ option(ENABLE_QT "Build QT GUI" OFF)
 option(ENABLE_TAUCS "Enable Taucs linear algebra solver" ON)
 option(ENABLE_TETGEN "Enable Tetgen mesh generator" ON)
 option(ENABLE_TETGEN_NEW "Enable experimental version of Tetgen" OFF)
-option(ENABLE_TREE_BROWSER "Enable FLTK tree browser widget" ON)
 
 set(GMSH_MAJOR_VERSION 2)
 set(GMSH_MINOR_VERSION 4)
@@ -201,11 +201,11 @@ if(ENABLE_FLTK)
       list(APPEND CONFIG_OPTIONS "NativeFileChooser")
       add_definitions(-DFLTK1)
     endif(ENABLE_NATIVE_FILE_CHOOSER)
-    if(ENABLE_TREE_BROWSER)
-      add_subdirectory(contrib/TreeBrowser)
-      set(HAVE_TREE_BROWSER TRUE)
-      list(APPEND CONFIG_OPTIONS "TreeBrowser")
-    endif(ENABLE_TREE_BROWSER)
+    if(ENABLE_FL_TREE)
+      add_subdirectory(contrib/Fl_Tree)
+      set(HAVE_FL_TREE TRUE)
+      list(APPEND CONFIG_OPTIONS "FlTree")
+    endif(ENABLE_FL_TREE)
   endif(FLTK_FOUND)
 elseif(ENABLE_QT)
   find_package(Qt4)
@@ -331,11 +331,11 @@ if(ENABLE_KBIPACK)
   endif(GMP_LIB)
 endif(ENABLE_KBIPACK)
 
-if(ENABLE_MATH_EVAL)
-  add_subdirectory(contrib/MathEval)
-  set(HAVE_MATH_EVAL TRUE)
-  list(APPEND CONFIG_OPTIONS "MathEval")
-endif(ENABLE_MATH_EVAL)
+if(ENABLE_MATHEX)
+  add_subdirectory(contrib/MathEx)
+  set(HAVE_MATHEX TRUE)
+  list(APPEND CONFIG_OPTIONS "MathEx")
+endif(ENABLE_MATHEX)
 
 if(ENABLE_METIS)
   add_subdirectory(contrib/Metis)
@@ -562,9 +562,9 @@ endif(EXTERNAL_INCLUDES)
 # we could specify include dirs more selectively, but this is simpler
 include_directories(Common Fltk Geo Graphics Mesh Numeric Parser Plugin
   Post Qt contrib/ANN/include contrib/Chaco/main contrib/DiscreteIntegration
-  contrib/MathEval contrib/Metis contrib/NativeFileChooser 
-  contrib/Netgen contrib/Netgen/libsrc/include contrib/Netgen/libsrc/interface
-  contrib/Tetgen contrib/TreeBrowser contrib/gmm contrib/kbipack
+  contrib/MathEx contrib/Metis contrib/NativeFileChooser contrib/Netgen 
+  contrib/Netgen/libsrc/include contrib/Netgen/libsrc/interface
+  contrib/Tetgen contrib/Fl_Tree contrib/gmm contrib/kbipack
   ${EXTERNAL_INCLUDES} ${CMAKE_BINARY_DIR}/Common)
 
 # we don't build the lib by default (we could then create the gmsh
@@ -577,8 +577,9 @@ include_directories(Common Fltk Geo Graphics Mesh Numeric Parser Plugin
 # target)
 add_library(lib STATIC EXCLUDE_FROM_ALL ${GMSH_SRC})
 set_target_properties(lib PROPERTIES OUTPUT_NAME Gmsh)
-set_target_properties(lib PROPERTIES DEBUG_OUTPUT_NAME Gmshd)
-#SET_TARGET_PROPERTIES(lib PROPERTIES DEBUG_POSTFIX d) 
+if(MSVC)
+  SET_TARGET_PROPERTIES(lib PROPERTIES DEBUG_POSTFIX d) 
+endif(MSVC)
 
 if(HAVE_FLTK)
   add_executable(gmsh WIN32 Fltk/Main.cpp ${GMSH_SRC})
diff --git a/Common/Context.cpp b/Common/Context.cpp
index 91e86aa378d7844f372667582f6f582c13a2b689..00fc9b693c5f1022f86848f149ccd859dfe32732 100644
--- a/Common/Context.cpp
+++ b/Common/Context.cpp
@@ -69,7 +69,6 @@ CTX::CTX()
   lock = 0; // very primitive locking
   mesh.changed = 0;
   post.combineTime = 0; // try to combineTime views at startup
-  post.pluginDrawFunction = 0;
 #if defined(HAVE_FLTK)
   glFontEnum = FL_HELVETICA;
 #else
diff --git a/Common/Context.h b/Common/Context.h
index f1853d00eabe62025226c77cc8c37a462d9ee748..539f3677a1851adeea75aa27daa9d4e798589ce0 100644
--- a/Common/Context.h
+++ b/Common/Context.h
@@ -192,7 +192,6 @@ class CTX {
     int smooth, animCycle, combineTime, combineRemoveOrig;
     int fileFormat, plugins;
     double animDelay;
-    void (*pluginDrawFunction)(void*);
   }post;
   // solver options 
   struct{
diff --git a/Common/CreateFile.cpp b/Common/CreateFile.cpp
index e9fa934ab730e7fc67632b1b43e7ffac0da85a1d..a67c260adb4896d83d0e27358884f04c874c0195 100644
--- a/Common/CreateFile.cpp
+++ b/Common/CreateFile.cpp
@@ -14,6 +14,7 @@
 #if defined(HAVE_FLTK)
 #include <FL/gl.h>
 #include "FlGui.h"
+#include "Draw.h"
 #include "graphicWindow.h"
 #include "gl2ps.h"
 #include "gl2gif.h"
diff --git a/Common/GmshConfig.h.in b/Common/GmshConfig.h.in
index a925fc3ee12a24df236e42e0175b561465bce6b7..7fc341a7714190699778ba9e47b4a3e2d6a0d7e1 100644
--- a/Common/GmshConfig.h.in
+++ b/Common/GmshConfig.h.in
@@ -12,6 +12,7 @@
 #cmakedefine HAVE_CHACO
 #cmakedefine HAVE_DINTEGRATION
 #cmakedefine HAVE_FLTK
+#cmakedefine HAVE_FL_TREE
 #cmakedefine HAVE_FOURIER_MODEL
 #cmakedefine HAVE_GMM
 #cmakedefine HAVE_KBIPACK
@@ -20,7 +21,7 @@
 #cmakedefine HAVE_LIBJPEG
 #cmakedefine HAVE_LIBPNG
 #cmakedefine HAVE_LIBZ
-#cmakedefine HAVE_MATH_EVAL
+#cmakedefine HAVE_MATHEX
 #cmakedefine HAVE_MED
 #cmakedefine HAVE_METIS
 #cmakedefine HAVE_MPI
@@ -37,7 +38,6 @@
 #cmakedefine HAVE_QT
 #cmakedefine HAVE_TAUCS
 #cmakedefine HAVE_TETGEN
-#cmakedefine HAVE_TREE_BROWSER
 
 #define GMSH_CONFIG_OPTIONS "${GMSH_CONFIG_OPTIONS}"
 
diff --git a/Fltk/Draw.cpp b/Fltk/Draw.cpp
index 62079b75dd6131a8d51915a41d4673a050f7d80d..eb5d5ad8f7742f49b0f0259dd084368a344f1df1 100644
--- a/Fltk/Draw.cpp
+++ b/Fltk/Draw.cpp
@@ -37,23 +37,6 @@ void DrawCurrentOpenglWindow(bool make_current)
   FlGui::instance()->check();
 }
 
-void DrawPlugin(void (*draw)(void *context))
-{
-  CTX::instance()->post.pluginDrawFunction = draw;
-  int old = CTX::instance()->drawBBox;
-  CTX::instance()->drawBBox = 1;
-  if(CTX::instance()->fastRedraw){
-    CTX::instance()->post.draw = 0;
-    CTX::instance()->mesh.draw = 0;
-  }
-  Draw();
-  // this is reset in each plugin run/cancel callback:
-  // CTX::instance()->post.pluginDrawFunction = NULL;
-  CTX::instance()->drawBBox = old;
-  CTX::instance()->post.draw = 1;
-  CTX::instance()->mesh.draw = 1;
-}
-
 int GetFontIndex(const char *fontname)
 {
   if(fontname){
diff --git a/Fltk/pluginWindow.cpp b/Fltk/pluginWindow.cpp
index 5d097aeb11c1b13103f5bccde9132dede5802d4e..4d0577b2130798211366aabf232c03924058b5e5 100644
--- a/Fltk/pluginWindow.cpp
+++ b/Fltk/pluginWindow.cpp
@@ -140,7 +140,7 @@ static void plugin_run_cb(Fl_Widget *w, void *data)
   if(no_view_selected) p->execute(0);
 
   FlGui::instance()->updateViews();
-  CTX::instance()->post.pluginDrawFunction = NULL;
+  GMSH_Plugin::draw = 0;
   Draw();
 }
 
diff --git a/Fltk/visibilityWindow.cpp b/Fltk/visibilityWindow.cpp
index fa0f506931f488ff9fbfe552bcd086bbae29a972..b1cdd652ab77dc2ce2567725a39b1741f932e769 100644
--- a/Fltk/visibilityWindow.cpp
+++ b/Fltk/visibilityWindow.cpp
@@ -443,87 +443,96 @@ class listBrowser : public Fl_Browser{
     : Fl_Browser(x, y, w, h, c){}
 };
 
-#if defined(HAVE_TREE_BROWSER)
+#if defined(HAVE_FL_TREE)
 
-static void _add_vertex(GVertex *gv, Flu_Tree_Browser::Node *n)
+static void _add_vertex(GVertex *gv, Fl_Tree *tree, std::string path)
 {
-  char str[128];
-  sprintf(str, "Point %d", gv->tag());
-  Flu_Tree_Browser::Node *n2 = n->add(str);
-  if(gv->getVisibility()) n2->select(true);
-  n2->user_data((void*)gv);
+  std::ostringstream vertex;
+  vertex << path << "Point " << gv->tag() << "/";
+  Fl_Tree_Item *n = tree->add(vertex.str().c_str());
+  if(gv->getVisibility()) n->select(1);
+  n->userdata((void*)gv);
+  n->close();
 }
 
-static void _add_edge(GEdge *ge, Flu_Tree_Browser::Node *n)
+static void _add_edge(GEdge *ge, Fl_Tree *tree, std::string path)
 {
-  char str[128];
-  sprintf(str, "Line %d/", ge->tag());
-  Flu_Tree_Browser::Node *n2 = n->add(str);
-  if(ge->getVisibility()) n2->select(true);
-  n2->user_data((void*)ge);
+  std::ostringstream edge;
+  edge << path << "Line " << ge->tag() << "/";
+  Fl_Tree_Item *n = tree->add(edge.str().c_str());
+  if(ge->getVisibility()) n->select(1);
+  n->userdata((void*)ge);
+  n->close();
   if(ge->getBeginVertex())
-    _add_vertex(ge->getBeginVertex(), n2);
+    _add_vertex(ge->getBeginVertex(), tree, edge.str());
   if(ge->getEndVertex())
-    _add_vertex(ge->getEndVertex(), n2);
+    _add_vertex(ge->getEndVertex(), tree, edge.str());
 }
 
-static void _add_face(GFace *gf, Flu_Tree_Browser::Node *n)
+static void _add_face(GFace *gf, Fl_Tree *tree, std::string path)
 {
-  char str[128];
-  sprintf(str, "Surface %d/", gf->tag());
-  Flu_Tree_Browser::Node *n2 = n->add(str);
-  if(gf->getVisibility()) n2->select(true);
-  n2->user_data((void*)gf);
+  std::ostringstream face;
+  face << path << "Surface " << gf->tag() << "/";
+  Fl_Tree_Item *n = tree->add(face.str().c_str());
+  if(gf->getVisibility()) n->select(1);
+  n->userdata((void*)gf);
+  n->close();
   std::list<GEdge*> edges = gf->edges();
   for(std::list<GEdge*>::iterator it = edges.begin(); it != edges.end(); it++)
-    _add_edge(*it, n2);
+    _add_edge(*it, tree, face.str());
 }
 
-static void _add_region(GRegion *gr, Flu_Tree_Browser::Node *n)
+static void _add_region(GRegion *gr, Fl_Tree *tree, std::string path)
 {
-  char str[128];
-  sprintf(str, "Volume %d/", gr->tag());
-  Flu_Tree_Browser::Node *n2 = n->add(str);
-  if(gr->getVisibility()) n2->select(true);
-  n2->user_data((void*)gr);
+  std::ostringstream region;
+  region << path << "Volume " << gr->tag() << "/";
+  Fl_Tree_Item *n = tree->add(region.str().c_str());
+  if(gr->getVisibility()) n->select(1);
+  n->userdata((void*)gr);
+  n->close();
   std::list<GFace*> faces = gr->faces();
   for(std::list<GFace*>::iterator it = faces.begin(); it != faces.end(); it++)
-    _add_face(*it, n2);
+    _add_face(*it, tree, region.str());
 }
 
 static void _add_physical_group(int dim, int num, std::vector<GEntity*> &ge,
-                                Flu_Tree_Browser::Node *n)
+                                Fl_Tree *tree, std::string path)
 {
   if(ge.empty()) return;
-  char str[256];
-  Flu_Tree_Browser::Node *n2 = 0;
   std::string name;
   if(ge[0]->model()->getPhysicalName(dim, num).size())
     name += std::string(" <<") + ge[0]->model()->getPhysicalName(dim, num) + ">>";
+  Fl_Tree_Item *n;
+  std::ostringstream group;
+  group << path;
   switch(dim){
   case 3:
-    sprintf(str, "Physical Volume %d%s/", num, name.c_str());
-    n2 = n->add(str);
+    group << "Physical Volume " << num << name << "/";
+    n = tree->add(group.str().c_str());
+    n->close();
     for(unsigned int i = 0; i < ge.size(); i++)
-      _add_region((GRegion*)ge[i], n2);
+      _add_region((GRegion*)ge[i], tree, group.str());
     break;
   case 2:
-    sprintf(str, "Physical Surface %d%s/", num, name.c_str());
-    n2 = n->add(str);
+    group << "Physical Surface " << num << name << "/";
+    n = tree->add(group.str().c_str());
+    n->close();
     for(unsigned int i = 0; i < ge.size(); i++)
-      _add_face((GFace*)ge[i], n2);
+      _add_face((GFace*)ge[i], tree, group.str());
     break;
   case 1:
-    sprintf(str, "Physical Line %d%s/", num, name.c_str());
-    n2 = n->add(str);
+    group << "Physical Line " << num << name << "/";
+    n = tree->add(group.str().c_str());
+    n->close();
     for(unsigned int i = 0; i < ge.size(); i++)
-      _add_edge((GEdge*)ge[i], n2);
+      _add_edge((GEdge*)ge[i], tree, group.str());
     break;
   case 0:
-    sprintf(str, "Physical Point %d%s/", num, name.c_str());
-    n2 = n->add(str);
+    group << "Physical Point " << num << name << "/";
+    n = tree->add(group.str().c_str());
+    n->close();
     for(unsigned int i = 0; i < ge.size(); i++)
-      _add_vertex((GVertex*)ge[i], n2);
+      _add_vertex((GVertex*)ge[i], tree, group.str());
     break;
   default:
     break;
@@ -551,34 +560,46 @@ static void _rebuild_tree_browser(bool force)
   FlGui::instance()->visibility->tree->show();
   FlGui::instance()->visibility->tree->clear();
 
-  char str[128];
   for(unsigned int i = 0; i < GModel::list.size(); i++){
     GModel *m = GModel::list[i];
-    std::string s(" <<");
-    s += m->getName() + ">>";
-    if(m == GModel::current()) s += " (Active)";
-    sprintf(str, "Model [%d] %s/", i, s.c_str());
-    Flu_Tree_Browser::Node *n = FlGui::instance()->visibility->tree->add(str);
-    if(m->getVisibility()) n->select(true);
-    Flu_Tree_Browser::Node *e = n->add("Elementary entities/");
-    e->select(true);
+    std::ostringstream model;
+    model << "Model [" << i << "] <<" << m->getName() << ">>";
+    if(m == GModel::current()) model << " (Active)";
+    model << "/";
+
+    Fl_Tree_Item *n;
+    n = FlGui::instance()->visibility->tree->add(model.str().c_str());
+    if(m->getVisibility()) n->select(1);
+    n->close();
+
+    std::string elementary = model.str() + "Elementary entities/";
+    n = FlGui::instance()->visibility->tree->add(elementary.c_str());
+    n->close();
+
     for(GModel::riter it = m->firstRegion(); it != m->lastRegion(); it++)
-      _add_region(*it, e);
+      _add_region(*it, FlGui::instance()->visibility->tree, elementary);
     for(GModel::fiter it = m->firstFace(); it != m->lastFace(); it++)
-      _add_face(*it, e);
+      _add_face(*it, FlGui::instance()->visibility->tree, elementary);
     for(GModel::eiter it = m->firstEdge(); it != m->lastEdge(); it++)
-      _add_edge(*it, e);
+      _add_edge(*it, FlGui::instance()->visibility->tree, elementary);
     for(GModel::viter it = m->firstVertex(); it != m->lastVertex(); it++)
-      _add_vertex(*it, e);
-    Flu_Tree_Browser::Node *g = n->add("Physical groups/");
-    g->select(true);
+      _add_vertex(*it, FlGui::instance()->visibility->tree, elementary);
+
+    std::string physical = model.str() + "Physical groups/";
+    n = FlGui::instance()->visibility->tree->add(physical.c_str());
+    n->close();
+
     std::map<int, std::vector<GEntity*> > groups[4];
     m->getPhysicalGroups(groups);
     for(int i = 3; i >= 0; i--)
       for(std::map<int, std::vector<GEntity*> >::iterator it = groups[i].begin();
           it != groups[i].end(); it++)
-        _add_physical_group(i, it->first, it->second, g);
+        _add_physical_group(i, it->first, it->second,
+                            FlGui::instance()->visibility->tree, physical);
   }
+
+  FlGui::instance()->visibility->tree->root_label("Gmsh");
+  FlGui::instance()->visibility->tree->redraw();
 }
 
 static void build_tree_cb(Fl_Widget *w, void *data)
@@ -586,17 +607,17 @@ static void build_tree_cb(Fl_Widget *w, void *data)
   _rebuild_tree_browser(true);
 }
 
-static void _recur_select(Flu_Tree_Browser::Node *n)
+static void _recur_select(Fl_Tree_Item *n)
 {
-  n->select(true);
+  n->select(1);
   for(int i = 0; i < n->children(); i++)
     _recur_select(n->child(i));
 }
 
-static void _recur_set_visible(Flu_Tree_Browser::Node *n)
+static void _recur_set_visible(Fl_Tree_Item *n)
 {
-  if(n->user_data() && n->selected()){
-    GEntity *ge = (GEntity*)n->user_data();
+  if(n->userdata() && n->is_selected()){
+    GEntity *ge = (GEntity*)n->userdata();
     bool recursive = FlGui::instance()->visibility->butt[0]->value() ? true : false;
     ge->setVisibility(1, recursive);
     // force this: if we ask to see an entity, let's assume that we
@@ -607,11 +628,11 @@ static void _recur_set_visible(Flu_Tree_Browser::Node *n)
     _recur_set_visible(n->child(i));
 }
 
-static void _recur_update_selected(Flu_Tree_Browser::Node *n)
+static void _recur_update_selected(Fl_Tree_Item *n)
 {
-  if(n->user_data()){
-    GEntity *ge = (GEntity*)n->user_data();
-    n->select(ge->getVisibility() ? true : false);
+  if(n->userdata()){
+    GEntity *ge = (GEntity*)n->userdata();
+    n->select(ge->getVisibility() ? 1 : 0);
   }
   for(int i = 0; i < n->children(); i++)
     _recur_update_selected(n->child(i));
@@ -621,22 +642,23 @@ static void visibility_tree_apply_cb(Fl_Widget *w, void *data)
 {
   CTX::instance()->mesh.changed |= (ENT_LINE | ENT_SURFACE | ENT_VOLUME);
   bool recursive = FlGui::instance()->visibility->butt[0]->value() ? true : false;
-  Flu_Tree_Browser::Node *root = FlGui::instance()->visibility->tree->first();
+
+  Fl_Tree_Item *root = FlGui::instance()->visibility->tree->root();
   for(int i = 0; i < root->children(); i++){
     GModel *m = GModel::list[i];
-    Flu_Tree_Browser::Node *n = root->child(i);
+    Fl_Tree_Item *n = root->child(i);
     // treat special levels separately
     if(recursive){
-      if(n->selected()){ // if model is selected
+      if(root->is_selected() || n->is_selected()){ // if root or model is selected
         _recur_select(n);
       }
       else{
         for(int j = 0; j < n->children(); j++){
-          if(n->child(j)->selected()) // if elementary/physical is selected
+          if(n->child(j)->is_selected()) // if elementary/physical is selected
             _recur_select(n->child(j));
           else if(j == 1){
             for(int k = 0; k < n->child(j)->children(); k++){
-              if(n->child(j)->child(k)->selected()) // if physical ent is selected
+              if(n->child(j)->child(k)->is_selected()) // if physical ent is selected
                 _recur_select(n->child(j)->child(k));
             }
           }
@@ -653,26 +675,26 @@ static void visibility_tree_apply_cb(Fl_Widget *w, void *data)
     // update tree selection
     _recur_update_selected(n);
   }
+  FlGui::instance()->visibility->tree->redraw();
   Draw();
 }
 
-class treeBrowser : public Flu_Tree_Browser{
+class treeBrowser : public Fl_Tree{
   int handle(int event)
   {
     switch(event){
     case FL_SHORTCUT:
     case FL_KEYBOARD:
-      if(Fl::test_shortcut(FL_Enter) || 
-         Fl::test_shortcut(FL_KP_Enter)){
+      if(Fl::test_shortcut(FL_Enter) || Fl::test_shortcut(FL_KP_Enter)){
         visibility_tree_apply_cb(NULL, NULL);
         return 1;
       }
     }
-    return Flu_Tree_Browser::handle(event);
+    return Fl_Tree::handle(event);
   }
  public:
   treeBrowser(int x, int y, int w , int h, const char* c = 0)
-    : Flu_Tree_Browser(x, y, w, h, c){}
+    : Fl_Tree(x, y, w, h, c){}
 };
 
 #endif
@@ -688,7 +710,7 @@ void visibility_cb(Fl_Widget *w, void *data)
     FlGui::instance()->visibility->show(false);
 
   _rebuild_list_browser();
-#if defined(HAVE_TREE_BROWSER)
+#if defined(HAVE_FL_TREE)
   _rebuild_tree_browser(false);
 #endif
   FlGui::instance()->visibility->updatePerWindow(true);
@@ -1112,6 +1134,7 @@ visibilityWindow::visibilityWindow(int deltaFontSize)
       browser = new listBrowser
         (2 * WB, 2 * WB + 2 * BH, brw, height - 6 * WB - 4 * BH);
       browser->type(FL_MULTI_BROWSER);
+      browser->textsize(FL_NORMAL_SIZE - 1);
       browser->column_widths(cols);
       
       gg->end();
@@ -1141,19 +1164,15 @@ visibilityWindow::visibilityWindow(int deltaFontSize)
     g->end();
     Fl_Group::current()->resizable(g);
   }
-#if defined(HAVE_TREE_BROWSER)
+#if defined(HAVE_FL_TREE)
   {
     Fl_Group *g = new Fl_Group
       (WB, WB + BH, width - 2 * WB, height - 3 * WB - 2 * BH, "Tree browser");
 
-    tree = new treeBrowser
-      (2 * WB, 2 * WB + BH, brw, height - 6 * WB - 3 * BH);
-    tree->show_root(false);
-    tree->box(FL_DOWN_BOX);
-    tree->insertion_mode(FLU_INSERT_BACK);
-    tree->branch_icons(0, 0);
-    tree->branch_text(FL_BLACK, FL_HELVETICA_BOLD, FL_NORMAL_SIZE - 1);
-    tree->leaf_text(FL_BLACK, FL_HELVETICA, FL_NORMAL_SIZE - 1);
+    tree = new treeBrowser(2 * WB, 2 * WB + BH, brw, height - 6 * WB - 3 * BH);
+    tree->labelsize(FL_NORMAL_SIZE - 1);
+    tree->selectmode(FL_TREE_SELECT_MULTI);
+    tree->connectorstyle(FL_TREE_CONNECTOR_SOLID);
     tree->hide();
 
     tree_create = new Fl_Button
diff --git a/Fltk/visibilityWindow.h b/Fltk/visibilityWindow.h
index b18b64b2e5a97084963a9405e95bcdeed3b8d279..58737536bbb5eb6ab251bb383439921314b8c7e4 100644
--- a/Fltk/visibilityWindow.h
+++ b/Fltk/visibilityWindow.h
@@ -15,8 +15,8 @@
 #include <FL/Fl_Input.H>
 #include "GmshConfig.h"
 
-#if defined(HAVE_TREE_BROWSER)
-#include "Flu_Tree_Browser.h"
+#if defined(HAVE_FL_TREE)
+#include "FL/Fl_Tree.H"
 #endif
 
 class visibilityWindow{
@@ -25,8 +25,8 @@ class visibilityWindow{
   Fl_Choice *browser_type;
   Fl_Browser *browser;
   Fl_Multi_Browser *per_window;
-#if defined(HAVE_TREE_BROWSER)
-  Flu_Tree_Browser *tree;
+#if defined(HAVE_FL_TREE)
+  Fl_Tree *tree;
   Fl_Button *tree_create;
 #endif
   Fl_Check_Button *butt[2];
diff --git a/Geo/GModelIO_MED.cpp b/Geo/GModelIO_MED.cpp
index 1ce28e473da7e9110beda2530e6e4539e04501a4..3c389208c145dd1cc5d25cf1b5101d8d8934e0d2 100644
--- a/Geo/GModelIO_MED.cpp
+++ b/Geo/GModelIO_MED.cpp
@@ -463,7 +463,7 @@ int GModel::writeMED(const std::string &name, bool saveAll, double scalingFactor
   
   // write the elements
   {
-    med_geometrie_element typ;
+    med_geometrie_element typ = MED_NONE;
     { // points
       std::vector<med_int> conn, fam;
       for(viter it = firstVertex(); it != lastVertex(); it++)
diff --git a/Geo/Geo.cpp b/Geo/Geo.cpp
index db9c76422d25328848dc5d68560ea565db1db2b4..64b17b9f73f5008cceccb46f3aaabb476a585b19 100644
--- a/Geo/Geo.cpp
+++ b/Geo/Geo.cpp
@@ -6,7 +6,6 @@
 #include <string.h>
 #include "GmshMessage.h"
 #include "Numeric.h"
-#include "MallocUtils.h"
 #include "Geo.h"
 #include "GModel.h"
 #include "GeoInterpolation.h"
@@ -139,7 +138,7 @@ static void Free_Vertex(void *a, void *b)
 
 PhysicalGroup *Create_PhysicalGroup(int Num, int typ, List_T *intlist, List_T *bndlist[4])
 {
-  PhysicalGroup *p = (PhysicalGroup *)Malloc(sizeof(PhysicalGroup));
+  PhysicalGroup *p = new PhysicalGroup;
   p->Entities = List_Create(List_Nbr(intlist), 1, sizeof(int));
   p->Num = Num;
   GModel::current()->getGEOInternals()->MaxPhysicalNum = 
@@ -170,14 +169,14 @@ static void Free_PhysicalGroup(void *a, void *b)
   PhysicalGroup *p = *(PhysicalGroup **)a;
   if(p) {
     List_Delete(p->Entities);
-    Free(p);
+    delete p;
     p = NULL;
   }
 }
 
 EdgeLoop *Create_EdgeLoop(int Num, List_T *intlist)
 {
-  EdgeLoop *l = (EdgeLoop *)Malloc(sizeof(EdgeLoop));
+  EdgeLoop *l = new EdgeLoop;
   l->Curves = List_Create(List_Nbr(intlist), 1, sizeof(int));
   l->Num = Num;
   GModel::current()->getGEOInternals()->MaxLineLoopNum = 
@@ -195,14 +194,14 @@ static void Free_EdgeLoop(void *a, void *b)
   EdgeLoop *l = *(EdgeLoop **)a;
   if(l) {
     List_Delete(l->Curves);
-    Free(l);
+    delete l;
     l = NULL;
   }
 }
 
 SurfaceLoop *Create_SurfaceLoop(int Num, List_T *intlist)
 {
-  SurfaceLoop *l = (SurfaceLoop *)Malloc(sizeof(SurfaceLoop));
+  SurfaceLoop *l = new SurfaceLoop;
   l->Surfaces = List_Create(List_Nbr(intlist), 1, sizeof(int));
   l->Num = Num;
   GModel::current()->getGEOInternals()->MaxSurfaceLoopNum = 
@@ -220,7 +219,7 @@ static void Free_SurfaceLoop(void *a, void *b)
   SurfaceLoop *l = *(SurfaceLoop **)a;
   if(l) {
     List_Delete(l->Surfaces);
-    Free(l);
+    delete l;
     l = NULL;
   }
 }
@@ -468,7 +467,7 @@ Curve *Create_Curve(int Num, int Typ, int Order, List_T *Liste,
                           {-3, 3.0, 0, 0.0},
                           {1, 0, 0, 0.0} };
 
-  Curve *pC = (Curve *)Malloc(sizeof(Curve));
+  Curve *pC = new Curve;
   pC->Color.type = 0;
   pC->Visible = 1;
   pC->Extrude = NULL;
@@ -506,7 +505,7 @@ Curve *Create_Curve(int Num, int Typ, int Order, List_T *Liste,
   pC->uend = u2;
 
   if(Knots) {
-    pC->k = (float *)Malloc(List_Nbr(Knots) * sizeof(float));
+    pC->k = new float[List_Nbr(Knots)];
     double kmin = .0, kmax = 1.;
     List_Read(Knots, 0, &kmin);
     List_Read(Knots, List_Nbr(Knots) - 1, &kmax);
@@ -572,16 +571,16 @@ static void Free_Curve(void *a, void *b)
 {
   Curve *pC = *(Curve **)a;
   if(pC) {
-    Free(pC->k);
+    delete [] pC->k;
     List_Delete(pC->Control_Points);
-    Free(pC);
+    delete pC;
     pC = NULL;
   }
 }
 
 Surface *Create_Surface(int Num, int Typ)
 {
-  Surface *pS = (Surface *)Malloc(sizeof(Surface));
+  Surface *pS = new Surface;
   pS->Color.type = 0;
   pS->Visible = 1;
   pS->Num = Num;
@@ -613,14 +612,14 @@ static void Free_Surface(void *a, void *b)
     List_Delete(pS->Generatrices);
     List_Delete(pS->EmbeddedCurves);
     List_Delete(pS->EmbeddedPoints);
-    Free(pS);
+    delete pS;
     pS = NULL;
   }
 }
 
 Volume *Create_Volume(int Num, int Typ)
 {
-  Volume *pV = (Volume *)Malloc(sizeof(Volume));
+  Volume *pV = new Volume;
   pV->Color.type = 0;
   pV->Visible = 1;
   pV->Num = Num;
@@ -644,7 +643,7 @@ static void Free_Volume(void *a, void *b)
     List_Delete(pV->Surfaces);
     List_Delete(pV->SurfacesOrientations);
     List_Delete(pV->SurfacesByTag);
-    Free(pV);
+    delete pV;
     pV = NULL;
   }
 }
@@ -875,11 +874,6 @@ static void CopyCurve(Curve *c, Curve *cc, bool copyMeshingMethod)
   cc->uend = c->uend;
   cc->Control_Points = List_Create(List_Nbr(c->Control_Points), 1, sizeof(Vertex *));
   List_Copy(c->Control_Points, cc->Control_Points);
-  if(c->Typ == MSH_SEGM_PARAMETRIC){
-    strcpy(cc->functu, c->functu);
-    strcpy(cc->functv, c->functv);
-    strcpy(cc->functw, c->functw);
-  }
   End_Curve(cc);
   Tree_Insert(GModel::current()->getGEOInternals()->Curves, &cc);
 }
@@ -987,7 +981,6 @@ void CopyShape(int Type, int Num, int *New)
   case MSH_SEGM_ELLI:
   case MSH_SEGM_ELLI_INV:
   case MSH_SEGM_NURBS:
-  case MSH_SEGM_PARAMETRIC:
     if(!(c = FindCurve(Num))) {
       Msg::Error("Unknown curve %d", Num);
       return;
@@ -1114,7 +1107,6 @@ void DeleteShape(int Type, int Num)
   case MSH_SEGM_ELLI:
   case MSH_SEGM_ELLI_INV:
   case MSH_SEGM_NURBS:
-  case MSH_SEGM_PARAMETRIC:
     DeleteCurve(Num);
     DeleteCurve(-Num);
     break;
@@ -1179,7 +1171,6 @@ void ColorShape(int Type, int Num, unsigned int Color)
   case MSH_SEGM_ELLI:
   case MSH_SEGM_ELLI_INV:
   case MSH_SEGM_NURBS:
-  case MSH_SEGM_PARAMETRIC:
   case MSH_SEGM_DISCRETE:
     ColorCurve(Num, Color);
     break;
@@ -1221,7 +1212,6 @@ void VisibilityShape(int Type, int Num, int Mode)
   case MSH_SEGM_ELLI:
   case MSH_SEGM_ELLI_INV:
   case MSH_SEGM_NURBS:
-  case MSH_SEGM_PARAMETRIC:
   case MSH_SEGM_DISCRETE:
     if((c = FindCurve(Num)))
       c->Visible = Mode;
@@ -1297,8 +1287,7 @@ Curve *CreateReversedCurve(Curve *c)
   }
 
   if(c->Typ == MSH_SEGM_NURBS && c->k) {
-    newc->k = (float *)malloc((c->degre + List_Nbr(c->Control_Points) + 1) *
-                              sizeof(float));
+    newc->k = new float[c->degre + List_Nbr(c->Control_Points) + 1];
     for(i = 0; i < c->degre + List_Nbr(c->Control_Points) + 1; i++)
       newc->k[c->degre + List_Nbr(c->Control_Points) - i] = c->k[i];
   }
@@ -1684,7 +1673,6 @@ static void ApplicationOnShapes(double matrix[4][4], List_T *shapes)
     case MSH_SEGM_ELLI:
     case MSH_SEGM_ELLI_INV:
     case MSH_SEGM_NURBS:
-    case MSH_SEGM_PARAMETRIC:
       c = FindCurve(O.Num);
       if(c)
         ApplyTransformationToCurve(matrix, c);
@@ -1803,7 +1791,6 @@ void BoundaryShapes(List_T *shapes, List_T *shapesBoundary)
     case MSH_SEGM_BSPLN:
     case MSH_SEGM_NURBS:
     case MSH_SEGM_BEZIER:
-    case MSH_SEGM_PARAMETRIC:
     case MSH_SEGM_BND_LAYER:
       {
         Curve *c = FindCurve(O.Num);
@@ -2461,7 +2448,6 @@ void ExtrudeShapes(int type, List_T *list_in,
     case MSH_SEGM_ELLI:
     case MSH_SEGM_ELLI_INV:
     case MSH_SEGM_NURBS:
-    case MSH_SEGM_PARAMETRIC:
       {
         Surface *ps = 0;
         Shape top;
diff --git a/Geo/Geo.h b/Geo/Geo.h
index c2500db20cec42c5458fec73ce6b5bb238cd5bb1..241da2cd6a4397c89e949aea10d481a3ecc0ef05 100644
--- a/Geo/Geo.h
+++ b/Geo/Geo.h
@@ -6,7 +6,6 @@
 #ifndef _GEO_H_
 #define _GEO_H_
 
-#include <map>
 #include <math.h>
 #include "GmshDefines.h"
 #include "gmshSurface.h"
@@ -30,7 +29,6 @@
 #define MSH_SEGM_BSPLN         207
 #define MSH_SEGM_NURBS         208
 #define MSH_SEGM_BEZIER        209
-#define MSH_SEGM_PARAMETRIC    210
 #define MSH_SEGM_BND_LAYER     211
 #define MSH_SEGM_DISCRETE      212
 #define MSH_SEGM_FROM_GMODEL   213
@@ -99,14 +97,16 @@ class DrawingColor{
   unsigned int geom, mesh;
 };
 
-typedef struct{
+class CircParam{
+ public:
   double t1, t2, f1, f2, incl;
   Vertex *v[4];
   double invmat[3][3];
   double n[3];
-}CircParam;
+};
 
-typedef struct{
+class Curve{
+ public:
   int Num;
   int Typ;
   char Visible;
@@ -123,17 +123,18 @@ typedef struct{
   float *k;
   int degre;
   CircParam Circle;
-  char functu[256], functv[256], functw[256];
   DrawingColor Color;
   gmshSurface *geometry;
-}Curve;
+};
 
-typedef struct{
+class EdgeLoop{
+ public:
   int Num;
   List_T *Curves;
-}EdgeLoop;
+};
 
-typedef struct{
+class Surface{
+ public:
   int Num;
   int Typ;
   char Visible;
@@ -155,14 +156,16 @@ typedef struct{
   // should be the only one in gmsh, so parameter "Type" should
   // disappear from the class Surface.
   gmshSurface *geometry;
-}Surface;
+};
 
-typedef struct{
+class SurfaceLoop{
+ public:
   int Num;
   List_T *Surfaces;
-}SurfaceLoop;
+};
 
-typedef struct {
+class Volume {
+ public:
   int Num;
   int Typ;
   char Visible;
@@ -173,15 +176,16 @@ typedef struct {
   List_T *SurfacesOrientations;
   List_T *SurfacesByTag;
   DrawingColor Color;
-}Volume;
+};
 
-typedef struct{
+class PhysicalGroup{
+ public:
   int Num;
   int Typ;
   char Visible;
   List_T *Entities;
   List_T *Boundaries[4];
-}PhysicalGroup;
+};
 
 class GEO_Internals{
  private:
@@ -203,10 +207,11 @@ class GEO_Internals{
   void reset_physicals();
 };
 
-typedef struct {
+class Shape{
+ public:
   int Type;
   int Num;
-} Shape;
+};
 
 int compareVertex(const void *a, const void *b);
 
diff --git a/Geo/GeoInterpolation.cpp b/Geo/GeoInterpolation.cpp
index 077f7b5ebeed61776baf175c84595c0ee2326493..bc5c520d3d62fb08dec9cbf96a1364162a511f72 100644
--- a/Geo/GeoInterpolation.cpp
+++ b/Geo/GeoInterpolation.cpp
@@ -266,14 +266,6 @@ Vertex InterpolateCurve(Curve *c, double u, int derivee)
     }
     break;
 
-  case MSH_SEGM_PARAMETRIC:
-    V.Pos.X = evaluate_scalarfunction("t", u, c->functu);
-    V.Pos.Y = evaluate_scalarfunction("t", u, c->functv);
-    V.Pos.Z = evaluate_scalarfunction("t", u, c->functw);
-    V.w = (1. - u) * c->beg->w + u * c->end->w;
-    V.lc = (1. - u) * c->beg->lc + u * c->end->lc;
-    break;
-
   case MSH_SEGM_CIRC:
   case MSH_SEGM_CIRC_INV:
   case MSH_SEGM_ELLI:
@@ -375,7 +367,6 @@ Vertex InterpolateCurve(Curve *c, double u, int derivee)
   }
   V.u = u;
   return V;
-
 }
 
 // Interpolation transfinie sur un quadrangle :
diff --git a/Geo/GeoStringInterface.cpp b/Geo/GeoStringInterface.cpp
index 45444f71f0c1869cf49e527334de35778f1b0731..c84a82695e6a8b96c6488a878d0531f4697c5c42 100644
--- a/Geo/GeoStringInterface.cpp
+++ b/Geo/GeoStringInterface.cpp
@@ -19,36 +19,6 @@
 #include "Parser.h"
 #endif
 
-double evaluate_scalarfunction(std::string var, double val, std::string funct)
-{
-#if defined(HAVE_NO_PARSER)
-  Msg::Error("Scalar function evaluation not available without Gmsh parser");
-  return 0.;
-#else
-  std::string fileName = CTX::instance()->homeDir + CTX::instance()->tmpFileName;
-  FILE *gmsh_yyin_old = gmsh_yyin;
-  if(!(gmsh_yyin = fopen(fileName.c_str(), "w"))) {
-    Msg::Error("Unable to open temporary file '%s'", fileName.c_str());
-    gmsh_yyin = gmsh_yyin_old;
-    return 0.;
-  }
-  // pose "variable = function" and evaluate function
-  fprintf(gmsh_yyin, "%s = %.16g ;\n", var.c_str(), val);
-  fprintf(gmsh_yyin, "ValeurTemporaire__ = %s ;\n", funct.c_str());
-  fclose(gmsh_yyin);
-  gmsh_yyin = fopen(fileName.c_str(), "r");
-  while(!feof(gmsh_yyin)) {
-    gmsh_yyparse();
-  }
-  fclose(gmsh_yyin);
-  gmsh_yyin = gmsh_yyin_old;
-  // retreive value
-  if(gmsh_yysymbols.count("ValeurTemporaire__")) 
-    return gmsh_yysymbols["ValeurTemporaire__"][0];
-  return 0.;
-#endif
-}
-
 void add_infile(std::string text, std::string fileName, bool deleted_something)
 {
 #if defined(HAVE_NO_PARSER)
diff --git a/Geo/GeoStringInterface.h b/Geo/GeoStringInterface.h
index 69cda3c0fb9ed4ea0f2e001b6eeb8ff1f5636d8b..8ea3e784895903df5d84a794ed2944640aedf96d 100644
--- a/Geo/GeoStringInterface.h
+++ b/Geo/GeoStringInterface.h
@@ -10,8 +10,6 @@
 #include <vector>
 #include "ListUtils.h"
 
-double evaluate_scalarfunction(std::string var, double val, std::string funct);
-
 void coherence(std::string fileName);
 void delet(List_T *list, std::string fileName, std::string what);
 void add_infile(std::string text, std::string fileName, bool deleted_something=false);
diff --git a/Geo/gmshEdge.cpp b/Geo/gmshEdge.cpp
index e6bd953fa4c3dfdc5d14631bffc3b6dd5d8ed1f3..caea16507e445b3e0d3bc092f854150778f8e632 100644
--- a/Geo/gmshEdge.cpp
+++ b/Geo/gmshEdge.cpp
@@ -49,7 +49,6 @@ GEntity::GeomType gmshEdge::geomType() const
 {
   switch (c->Typ){
   case MSH_SEGM_LINE : return Line;
-  case MSH_SEGM_PARAMETRIC : return ParametricCurve;
   case MSH_SEGM_CIRC :  
   case MSH_SEGM_CIRC_INV : return Circle;
   case MSH_SEGM_ELLI:
diff --git a/Geo/gmshSurface.cpp b/Geo/gmshSurface.cpp
index cebbb00452ae6a1465921327106c64da797cb960..34faf614e2f77e8c555311faff22693341915865 100644
--- a/Geo/gmshSurface.cpp
+++ b/Geo/gmshSurface.cpp
@@ -6,10 +6,7 @@
 #include "GmshConfig.h"
 #include "GmshMessage.h"
 #include "gmshSurface.h"
-
-#if defined(HAVE_MATH_EVAL)
-#include "matheval.h"
-#endif
+#include "mathEvaluator.h"
 
 std::map<int,gmshSurface*> gmshSurface::allGmshSurfaces;
 
@@ -108,39 +105,33 @@ gmshSurface *gmshParametricSurface::NewParametricSurface(int iSurf, char *valX,
 
 gmshParametricSurface::gmshParametricSurface(char *valX, char *valY, char *valZ)
 {
-#if !defined(HAVE_MATH_EVAL)
-  Msg::Error("MathEval is not compiled in this version of Gmsh");
-#else
-  evalX = evaluator_create(valX);
-  evalY = evaluator_create(valY);
-  evalZ = evaluator_create(valZ);
-#endif
+  std::vector<std::string> expressions(3), variables(2);
+  expressions[0] = valX;
+  expressions[1] = valY;
+  expressions[2] = valZ;
+  variables[0] = "u";
+  variables[1] = "v";
+  _f = new mathEvaluator(expressions, variables);
+  if(expressions.empty()){
+    delete _f;
+    _f = 0;
+  }
 }
 
 gmshParametricSurface::~gmshParametricSurface()
 {
-#if !defined(HAVE_MATH_EVAL)
-  Msg::Error("MathEval is not compiled in this version of Gmsh");
-#else
-  evaluator_destroy(evalX);
-  evaluator_destroy(evalY);
-  evaluator_destroy(evalZ);
-#endif
+  if(_f) delete _f;
 }
 
 SPoint3 gmshParametricSurface::point(double par1, double par2) const
 {
-#if !defined(HAVE_MATH_EVAL)
-  Msg::Error("MathEval is not compiled in this version of Gmsh");
-  return SPoint3(0.,0.,0.);
-#else
-  char *names[2] = {(char*)"u", (char*)"v"};
-  double values [2] = {par1, par2};
-  const double x = evaluator_evaluate(evalX, 2, names, values);
-  const double y = evaluator_evaluate(evalY, 2, names, values);
-  const double z = evaluator_evaluate(evalZ, 2, names, values);
-  return SPoint3(x, y, z);
-#endif
+  if(_f){
+    std::vector<double> values(2), res(3);
+    values[0] = par1;
+    values[1] = par2;
+    if(_f->eval(values, res)) return SPoint3(res[0], res[1], res[2]);
+  }
+  return SPoint3(0., 0., 0.); 
 }
 
 Range<double> gmshParametricSurface::parBounds(int i) const
diff --git a/Geo/gmshSurface.h b/Geo/gmshSurface.h
index b0a8a9eb08871836d869834b5633071d0bb5bede..d7d20c95488138decab098aaaefea509a0ea117d 100644
--- a/Geo/gmshSurface.h
+++ b/Geo/gmshSurface.h
@@ -18,9 +18,9 @@
 
 class gmshSurface
 {
-protected:  
+ protected:  
   static std::map<int, gmshSurface*> allGmshSurfaces;
-public:
+ public:
   //there are points define in this surface parameterization
   bool vertex_defined_on_surface;
   virtual ~gmshSurface(){}
@@ -59,9 +59,10 @@ public:
 
 class gmshSphere : public gmshSurface
 {
+ private:
   double xc, yc, zc, r;
   gmshSphere(double _x, double _y, double _z, double _r) : xc(_x), yc(_y), zc(_z), r(_r){}
-public:
+ public:
   static gmshSurface *NewSphere(int _iSphere, double _x, double _y, double _z, double _r);
   virtual Range<double> parBounds(int i) const 
   { 
@@ -85,10 +86,11 @@ public:
 #include "stdio.h"
 class gmshPolarSphere : public gmshSurface
 {
+ private:
   double r;
   SPoint3 o;
   gmshPolarSphere(double x, double y, double z, double _r);
-public:
+ public:
   static gmshSurface *NewPolarSphere(int _iSphere, double _x, double _y, double _z, double _r);
   virtual Range<double> parBounds(int i) const 
   { 
@@ -113,12 +115,15 @@ public:
   }
 };
 
+class mathEvaluator;
+
 class gmshParametricSurface : public gmshSurface
 {
-  void *evalX, *evalY, *evalZ;
+ private:
+  mathEvaluator *_f;
   gmshParametricSurface(char*, char*, char*);
   ~gmshParametricSurface();
-public:
+ public:
   static gmshSurface *NewParametricSurface(int iSurf, char*, char*, char*);
   virtual Range<double> parBounds(int i) const;
   virtual gmshSurface::gmshSurfaceType geomType() const 
diff --git a/Graphics/Draw.h b/Graphics/Draw.h
index e9ceb0efaebe8a23a1a95df7b94119767f38479a..3089d981bc0cee9f35b7fb3b16bc4c71512b2aa0 100644
--- a/Graphics/Draw.h
+++ b/Graphics/Draw.h
@@ -10,7 +10,6 @@
 // for each widget toolkit: FLTK, Qt, etc.)
 
 void Draw();
-void DrawPlugin(void (*draw)(void *context));
 void DrawCurrentOpenglWindow(bool make_current);
 int GetFontIndex(const char *fontname);
 int GetFontEnum(int index);
diff --git a/Graphics/drawPost.cpp b/Graphics/drawPost.cpp
index 516b46befb0819d6bfab96f426e8c8d9ce888d80..2f842c67b6362d1d29cb096be49472937ef7a54c 100644
--- a/Graphics/drawPost.cpp
+++ b/Graphics/drawPost.cpp
@@ -14,14 +14,12 @@
 #include "PView.h"
 #include "PViewOptions.h"
 #include "PViewData.h"
+#include "Plugin.h"
 #include "VertexArray.h"
 #include "SmoothData.h"
 #include "Context.h"
 #include "gl2ps.h"
-
-#if defined(HAVE_MATH_EVAL)
-#include "matheval.h"
-#endif
+#include "mathEvaluator.h"
 
 // we only really draw first order elements (high order ones should
 // always be subdivided in adaptiveView beforehand)
@@ -157,27 +155,15 @@ static void applyGeneralRaise(PView *p, int numNodes, int numComp,
                               double vals[NMAX][9], double xyz[NMAX][3])
 {
   PViewOptions *opt = p->getOptions();
+  if(!opt->genRaiseEvaluator) return;
 
+  std::vector<double> values(12, 0.), res(3);
   for(int k = 0; k < numNodes; k++) {
-    double d[9] = {0., 0., 0., 0., 0., 0., 0., 0., 0.};
-    for(int l = 0; l < numComp; l++) d[l] = vals[k][l];
-#if defined(HAVE_MATH_EVAL)
-    char *names[] = { "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7", "v8" ,
-                      "x", "y", "z" };
-    double values[] = { d[0], d[1], d[2], d[3], d[4], d[5], d[6], d[7], d[8],
-                        xyz[k][0], xyz[k][1], xyz[k][2] };
-    for(int i = 0; i < 3; i++) {
-      if(opt->genRaiseFunction[i])
-        xyz[k][i] += opt->genRaiseFactor * evaluator_evaluate
-          (opt->genRaiseFunction[i], sizeof(names) / sizeof(names[0]), names, values);
-    }
-#else
-    for(int i = 0; i < 3; i++){
-      int comp = (int)(long int)opt->genRaiseFunction[i];
-      if(comp >= 0)
-        xyz[k][i] += opt->genRaiseFactor * d[comp];
-    }
-#endif
+    for(int i = 0; i < 3; i++) values[i] = xyz[k][i];
+    for(int i = 0; i < std::min(numComp, 9); i++) values[3 + i] = vals[k][i];
+    if(opt->genRaiseEvaluator->eval(values, res))
+      for(int i = 0; i < 3; i++)
+        xyz[k][i] += opt->genRaiseFactor * res[i];
   }
 }
 
@@ -1537,8 +1523,7 @@ class drawPViewBoundingBox {
 void drawContext::drawPost()
 {
   // draw any plugin-specific stuff
-  if(CTX::instance()->post.pluginDrawFunction) 
-    (*CTX::instance()->post.pluginDrawFunction)(this);
+  if(GMSH_Plugin::draw) (*GMSH_Plugin::draw)(this);
 
   if(PView::list.empty()) return;
 
diff --git a/Mesh/Field.cpp b/Mesh/Field.cpp
index 36d08b232ac7f5f1639160fbc8d33a3314809955..8846c01aea3512d40cae4ad6e33a24f8fb7b71b3 100644
--- a/Mesh/Field.cpp
+++ b/Mesh/Field.cpp
@@ -14,20 +14,13 @@
 #include <string.h>
 #include <sstream>
 #include "GmshConfig.h"
-
-#if defined(HAVE_MATH_EVAL)
-#include "matheval.h"
-#endif
-#if defined(HAVE_ANN)
-#include "ANN/ANN.h"
-#endif
-
 #include "Context.h"
 #include "Field.h"
 #include "GeoInterpolation.h"
 #include "GModel.h"
 #include "GmshMessage.h"
 #include "Numeric.h"
+#include "mathEvaluator.h"
 
 #if !defined(HAVE_NO_POST)
 #include "OctreePost.h"
@@ -35,6 +28,10 @@
 #include "MVertex.h"
 #endif
 
+#if defined(HAVE_ANN)
+#include "ANN/ANN.h"
+#endif
+
 class FieldOptionDouble : public FieldOption
 {
  public:
@@ -914,96 +911,67 @@ class MeanField : public Field
   }
 };
 
-#if defined(HAVE_MATH_EVAL)
 class MathEvalExpression
 {
-  bool error_status;
-  std::list<Field*> *list;
-  int nvalues;
-  char **names;
-  double *values;
-  void *eval;
-  int *evaluators_id;
-  std::string function;
-  char *c_str_function;
+ private:
+  mathEvaluator *_f;
+  std::set<int> _fields;
  public:
-  double evaluate(double x, double y, double z)
-  {
-    if(error_status)
-      return MAX_LC;
-    for(int i = 0; i < nvalues; i++){
-      switch (evaluators_id[i]) {
-      case -1:
-        values[i] = x;
-        break;
-      case -2: 
-        values[i] = y;
-        break;
-      case -3: 
-        values[i] = z;
-        break;
-      default:
-        {
-          Field *f = GModel::current()->getFields()->get(evaluators_id[i]);
-          values[i] = f ? (*f) (x, y, z) : MAX_LC;
+  MathEvalExpression() : _f(0) {}
+  ~MathEvalExpression(){ if(_f) delete _f; }
+  bool set_function(const std::string &f)
+  {
+    // get id numbers of fields appearing in the function
+    _fields.clear();
+    unsigned int i = 0;
+    while(i < f.size()){
+      unsigned int j = 0;
+      if(f[i] == 'F'){
+        std::string id("");
+        while(i + 1 + j < f.size() && f[i + 1 + j] >= '0' && f[i + 1 + j] <= '9'){
+          id += f[i + 1 + j];
+          j++;
         }
+        _fields.insert(atoi(id.c_str()));
       }
+      i += j + 1;
     }
-    return evaluator_evaluate(eval, nvalues, names, values);
-  }
-  MathEvalExpression()
-  {
-    eval = 0;
-    values = 0;
-    c_str_function = 0;
-    evaluators_id = 0;
-  }
-  bool set_function(const std::string & f)
-  {
-    free_members();
-    error_status = false;
-    c_str_function = new char[f.size() + 1];
-    strcpy(c_str_function, f.c_str());
-    eval = evaluator_create(c_str_function);
-    if(!eval) {
-      error_status = true;
-      return false;
+    std::vector<std::string> expressions(1), variables(3 + _fields.size());
+    expressions[0] = f;
+    variables[0] = "x"; 
+    variables[1] = "y"; 
+    variables[2] = "z";
+    i = 3;
+    for(std::set<int>::iterator it = _fields.begin(); it != _fields.end(); it++){
+      std::ostringstream sstream;
+      sstream << "F" << *it;
+      variables[i++] = sstream.str();
     }
-    evaluator_get_variables(eval, &names, &nvalues);
-    values = new double[nvalues];
-    evaluators_id = new int[nvalues];
-    for(int i = 0; i < nvalues; i++) {
-      int id;
-      if(!strcmp("x", names[i]))
-        evaluators_id[i] = -1;
-      else if(!strcmp("y", names[i]))
-        evaluators_id[i] = -2;
-      else if(!strcmp("z", names[i]))
-        evaluators_id[i] = -3;
-      else if(sscanf(names[i], "F%i", &id) == 1)
-        evaluators_id[i] = id;
-      else {
-        Msg::Error("Unknown matheval argument \"%s\"\n", names[i]);
-        error_status = true;
-        return false;
-      }
+    if(_f) delete _f;
+    _f = new mathEvaluator(expressions, variables);
+    if(expressions.empty()) {
+      delete _f;
+      _f = 0;
+      return false;
     }
     return true;
   }
-  void free_members()
-  {
-    if(c_str_function)
-      delete [] c_str_function;
-    if(eval)
-      evaluator_destroy(eval);
-    if(values)
-      delete [] values;
-    if(evaluators_id)
-      delete evaluators_id;
-  }
-  ~MathEvalExpression()
+  double evaluate(double x, double y, double z)
   {
-    free_members();
+    if(!_f) return MAX_LC;
+    std::vector<double> values(3 + _fields.size()), res(1);
+    values[0] = x;
+    values[1] = y;
+    values[2] = z;
+    int i = 3;
+    for(std::set<int>::iterator it = _fields.begin(); it != _fields.end(); it++){
+      Field *field = GModel::current()->getFields()->get(*it);
+      values[i++] = field ? (*field)(x, y, z) : MAX_LC;
+    }
+    if(_f->eval(values, res)) 
+      return res[0];
+    else
+      return MAX_LC;
   }
 };
 
@@ -1086,7 +1054,6 @@ class ParametricField : public Field
     return "Param";
   }
 };
-#endif
 
 #if !defined(HAVE_NO_POST)
 class PostViewField : public Field
@@ -1411,10 +1378,8 @@ FieldManager::FieldManager()
   map_type_name["Laplacian"] = new FieldFactoryT<LaplacianField>();
   map_type_name["Mean"] = new FieldFactoryT<MeanField>();
   map_type_name["Curvature"] = new FieldFactoryT<CurvatureField>();
-#if defined(HAVE_MATH_EVAL)
   map_type_name["Param"] = new FieldFactoryT<ParametricField>();
   map_type_name["MathEval"] = new FieldFactoryT<MathEvalField>();
-#endif
 #if defined(HAVE_ANN)
   map_type_name["Attractor"] = new FieldFactoryT<AttractorField>();
 #endif
diff --git a/Mesh/meshGFaceBDS.cpp b/Mesh/meshGFaceBDS.cpp
index 8f198ca7df543c0f5abc08c26bc10f93218e4e6b..9b20e3595613cfceae88ff7dfd1ab28389694713 100644
--- a/Mesh/meshGFaceBDS.cpp
+++ b/Mesh/meshGFaceBDS.cpp
@@ -118,7 +118,7 @@ inline double computeEdgeMiddleCoord_new(BDS_Point *p1,
     const double dz1 = p1->Z - GP[i-1].z();
     double LPLUS = sqrt(dx1 * dx1 + dy1 * dy1 + dz1 * dz1);
     if (LPLUS > L*.5){
-      double XIMINUS, XIPLUS,LPLUS,LMINUS;
+      double XIMINUS, LPLUS, LMINUS;
       if (i==1){
 	XIMINUS=0;
       }
diff --git a/Numeric/CMakeLists.txt b/Numeric/CMakeLists.txt
index e60e6970bbda21786f798a1ec007ffea23961b69..cc58bac166867bd809b02d6edcb7126ea345dee6 100644
--- a/Numeric/CMakeLists.txt
+++ b/Numeric/CMakeLists.txt
@@ -21,6 +21,7 @@ set(SRC
       GaussQuadratureHex.cpp
       GaussLegendreSimplex.cpp
     GmshPredicates.cpp
+  mathEvaluator.cpp
 )
 
 append_gmsh_src(Numeric "${SRC}")
diff --git a/Numeric/Numeric.cpp b/Numeric/Numeric.cpp
index 28e263a372a779d09a67c54d4f5a3bcc990a6443..8285b1df9850b8a5159157b122cb7aa9980040fe 100644
--- a/Numeric/Numeric.cpp
+++ b/Numeric/Numeric.cpp
@@ -594,7 +594,7 @@ void gmshLineSearch(double (*func)(gmshVector<double> &, void *), void* data,
                     double stpmax, int &check)
 {
   int i;
-  double alam, alam2 = 1., alamin, f2 = 0., fold2 = 0., rhs1, rhs2, temp, tmplam;
+  double alam, alam2 = 1., alamin, f2 = 0., fold2 = 0., rhs1, rhs2, temp, tmplam = 0.;
 
   const double ALF = 1.0e-4;
   const double TOLX = 1.0e-9;
diff --git a/Numeric/gmshLinearSystemCSR.cpp b/Numeric/gmshLinearSystemCSR.cpp
index 410ca4324724eec37462343819e923514d435ea1..c9631706c5f4b4672a9361bf9420e2150170c1ad 100644
--- a/Numeric/gmshLinearSystemCSR.cpp
+++ b/Numeric/gmshLinearSystemCSR.cpp
@@ -1,3 +1,8 @@
+// Gmsh - Copyright (C) 1997-2009 C. Geuzaine, J.-F. Remacle
+//
+// See the LICENSE.txt file for license information. Please report all
+// bugs and problems to <gmsh@geuz.org>.
+
 #include "GmshConfig.h"
 #include "GmshMessage.h"
 #include "gmshLinearSystemCSR.h"
@@ -68,8 +73,6 @@ void CSRList_Delete(CSRList_T *liste)
   }
 }
 
-
-
 void CSRList_Add(CSRList_T *liste, void *data)
 {
   liste->n++;
@@ -85,7 +88,7 @@ int CSRList_Nbr(CSRList_T *liste)
 }
 
 template<>
-void gmshLinearSystemCSR<double> :: allocate(int _nbRows)
+void gmshLinearSystemCSR<double>::allocate(int _nbRows)
 {
   if(a_) {
     CSRList_Delete(a_);
@@ -97,7 +100,7 @@ void gmshLinearSystemCSR<double> :: allocate(int _nbRows)
     delete something;
   }
   
-  if (_nbRows == 0){
+  if(_nbRows == 0){
     a_ = 0; 
     ai_ = 0; 
     ptr_ = 0; 
@@ -124,12 +127,14 @@ void gmshLinearSystemCSR<double> :: allocate(int _nbRows)
 const int NSTACK   = 50;
 const unsigned int M_sort2  = 7;
 
-static void free_ivector(int *v, long nl, long nh){
+static void free_ivector(int *v, long nl, long nh)
+{
   // free an int vector allocated with ivector() 
   free((char*)(v+nl-1));
 }
 
-static int * ivector(long nl, long nh) {
+static int *ivector(long nl, long nh)
+{
   // allocate an int vector with subscript range v[nl..nh] 
   int *v;  
   v=(int *)malloc((size_t) ((nh-nl+2)*sizeof(int)));
@@ -137,16 +142,18 @@ static int * ivector(long nl, long nh) {
   return v-nl+1;
 }
 
-static int  cmpij(INDEX_TYPE ai,INDEX_TYPE aj,INDEX_TYPE bi,INDEX_TYPE bj){
+static int cmpij(INDEX_TYPE ai,INDEX_TYPE aj,INDEX_TYPE bi,INDEX_TYPE bj)
+{
   if(ai<bi)return -1;
   if(ai>bi)return 1;
   if(aj<bj)return -1;
   if(aj>bj)return 1;
   return 0;
 }
-template <class scalar>
-void _sort2_xkws (unsigned long n, double arr[], INDEX_TYPE ai[] , INDEX_TYPE aj [] ) {
 
+template <class scalar>
+void _sort2_xkws(unsigned long n, double arr[], INDEX_TYPE ai[], INDEX_TYPE aj[])
+{
   unsigned long i,ir=n,j,k,l=1;
   int *istack,jstack=0;
   INDEX_TYPE tempi;
@@ -237,47 +244,47 @@ void _sort2_xkws (unsigned long n, double arr[], INDEX_TYPE ai[] , INDEX_TYPE aj
 }
 
 template <class scalar>
-void sortColumns (int NbLines, 
-                  int nnz, 
-                  INDEX_TYPE *ptr, 
-                  INDEX_TYPE *jptr, 
-                  INDEX_TYPE *ai, 
-                  scalar *a) {
-   // replace pointers by lines
+void sortColumns(int NbLines, 
+                 int nnz, 
+                 INDEX_TYPE *ptr, 
+                 INDEX_TYPE *jptr, 
+                 INDEX_TYPE *ai, 
+                 scalar *a)
+{
+  // replace pointers by lines
   int *count = new int [NbLines];
 
-   for(int i=0;i<NbLines;i++){
-     count[i] = 0;
-     INDEX_TYPE _position =  jptr[i];
-     while(1){
-       count[i]++;
-       INDEX_TYPE _position_temp = _position;
-       _position = ptr[_position];
-       ptr[_position_temp] = i;
-       if (_position == 0) break;
-     }
-   }   
-   _sort2_xkws<double>(nnz,a,ptr,ai);   
-    jptr[0] = 0;
-    for(int i=1;i<=NbLines;i++){
-      jptr[i] = jptr[i-1] + count[i-1];
+  for(int i=0;i<NbLines;i++){
+    count[i] = 0;
+    INDEX_TYPE _position =  jptr[i];
+    while(1){
+      count[i]++;
+      INDEX_TYPE _position_temp = _position;
+      _position = ptr[_position];
+      ptr[_position_temp] = i;
+      if (_position == 0) break;
     }
-
-   for(int i=0;i<NbLines;i++){
-     for (int j= jptr[i] ; j<jptr[i+1]-1 ; j++){
-       ptr[j] = j+1;
-     }
-     ptr[jptr[i+1]] = 0;
-   }
-
-
-   delete[] count;
+  }   
+  _sort2_xkws<double>(nnz,a,ptr,ai);   
+  jptr[0] = 0;
+  for(int i=1;i<=NbLines;i++){
+    jptr[i] = jptr[i-1] + count[i-1];
+  }
+  
+  for(int i=0;i<NbLines;i++){
+    for (int j= jptr[i] ; j<jptr[i+1]-1 ; j++){
+      ptr[j] = j+1;
+    }
+    ptr[jptr[i+1]] = 0;
+  }
+  
+  delete[] count;
 }
 
 #if defined(HAVE_GMM)
 #include "gmm.h"
 template<>
-int gmshLinearSystemCSRGmm<double> :: systemSolve()
+int gmshLinearSystemCSRGmm<double>::systemSolve()
 {
   if (!sorted)
     sortColumns(_b->size(),
@@ -288,14 +295,13 @@ int gmshLinearSystemCSRGmm<double> :: systemSolve()
 		(double*) a_->array);
   sorted = true;
 
-  gmm::csr_matrix_ref<double*,INDEX_TYPE *,INDEX_TYPE *, 0>  ref((double*) a_->array, 
-                                                                 (INDEX_TYPE *) ai_->array,
-                                                                 (INDEX_TYPE *) jptr_->array,
-                                                                 _b->size(), _b->size());
+  gmm::csr_matrix_ref<double*,INDEX_TYPE *,INDEX_TYPE *, 0>  
+    ref((double*)a_->array, (INDEX_TYPE *) ai_->array,
+        (INDEX_TYPE *)jptr_->array, _b->size(), _b->size());
   gmm::csr_matrix<double,0> M;
   M.init_with(ref);
 
-  gmm::ildltt_precond<gmm::csr_matrix<double,0>  > P(M, 10, 1.e-10);
+  gmm::ildltt_precond<gmm::csr_matrix<double, 0> > P(M, 10, 1.e-10);
   gmm::iteration iter(_prec);
   iter.set_noisy(_noisy);
   if(_gmres) gmm::gmres(M, *_x, *_b, P, 100, iter);
@@ -307,7 +313,7 @@ int gmshLinearSystemCSRGmm<double> :: systemSolve()
 #if defined(HAVE_GMM)
 #include "gmm.h"
 template<>
-int gmshLinearSystemCSRGmm<double> :: checkSystem()
+int gmshLinearSystemCSRGmm<double>::checkSystem()
 {
   if(!sorted)
     sortColumns(_b->size(),
@@ -330,7 +336,7 @@ int gmshLinearSystemCSRGmm<double> :: checkSystem()
 #if defined(HAVE_TAUCS)
 #include "taucs.h"
 template<>
-int gmshLinearSystemCSRTaucs<double> :: systemSolve()
+int gmshLinearSystemCSRTaucs<double>::systemSolve()
 {
   if(!sorted)
     sortColumns(_b->size(),
diff --git a/Numeric/gmshLinearSystemCSR.h b/Numeric/gmshLinearSystemCSR.h
index 9933fb3fec09c2b1f58efe1188bb531f68c7299e..3bd449c8e530d8a4134dd10e17b561530ede63db 100644
--- a/Numeric/gmshLinearSystemCSR.h
+++ b/Numeric/gmshLinearSystemCSR.h
@@ -3,17 +3,14 @@
 // See the LICENSE.txt file for license information. Please report all
 // bugs and problems to <gmsh@geuz.org>.
 
-#ifndef _GMSH_LINEAR_SYSTEM_TAUCS_H_
-#define _GMSH_LINEAR_SYSTEM_TAUCS_H_
-
-// Interface to TAUCS
+#ifndef _GMSH_LINEAR_SYSTEM_CSR_H_
+#define _GMSH_LINEAR_SYSTEM_CSR_H_
 
+#include <vector>
 #include "GmshConfig.h"
 #include "GmshMessage.h"
 #include "gmshLinearSystem.h"
 
-#include <vector>
-
 typedef int INDEX_TYPE ;
 
 typedef struct {
@@ -176,5 +173,4 @@ class gmshLinearSystemCSRTaucs : public gmshLinearSystemCSR<scalar> {
 #endif
 };
 
-
 #endif
diff --git a/Numeric/mathEvaluator.cpp b/Numeric/mathEvaluator.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..e00ad3db8c0b597f6d56a2f2bf2bf9ecce79a9a4
--- /dev/null
+++ b/Numeric/mathEvaluator.cpp
@@ -0,0 +1,69 @@
+// Gmsh - Copyright (C) 1997-2009 C. Geuzaine, J.-F. Remacle
+//
+// See the LICENSE.txt file for license information. Please report all
+// bugs and problems to <gmsh@geuz.org>.
+
+#include "mathEvaluator.h"
+
+#if defined(HAVE_MATHEX)
+
+mathEvaluator::mathEvaluator(std::vector<std::string> &expressions,
+                             std::vector<std::string> &variables)                   
+{
+  _expressions.resize(expressions.size());
+  _variables.resize(variables.size(), 0.);
+  bool error = false;
+  for(unsigned int i = 0; i < expressions.size(); i++){
+    _expressions[i] = new smlib::mathex();
+    for(unsigned int j = 0; j < variables.size(); j++)
+      _expressions[i]->addvar(variables[j], &_variables[j]);
+    try {
+      _expressions[i]->expression(expressions[i]);
+      _expressions[i]->parse();
+    }
+    catch(smlib::mathex::error e) {
+      Msg::Error(e.what());
+      std::string pos(_expressions[i]->stopposition(), ' ');
+      pos.push_back('^');
+      Msg::Error(expressions[i].c_str());
+      Msg::Error(pos.c_str());
+      error = true;
+    }
+  }
+  if(error) expressions.clear();
+}
+
+mathEvaluator::~mathEvaluator()
+{
+  for(unsigned int i = 0; i < _expressions.size(); i++)
+    delete(_expressions[i]);
+}
+
+bool mathEvaluator::eval(std::vector<double> &values, std::vector<double> &res)
+{
+  if(values.size() != _variables.size()){
+    Msg::Error("Given %d values for %d variables", values.size(), _variables.size());
+    return false;
+  }
+
+  if(res.size() != _expressions.size()){
+    Msg::Error("Given %d results for %d expressions", res.size(), _expressions.size());
+    return false;
+  }
+  
+  for(unsigned int i = 0; i < values.size(); i++)
+    _variables[i] = values[i];
+
+  for(unsigned int i = 0; i < _expressions.size(); i++){
+    try {
+      res[i] = _expressions[i]->eval();
+    }
+    catch(smlib::mathex::error e) {
+      Msg::Error(e.what());
+      return false;
+    }
+  }
+  return true;
+}
+
+#endif
diff --git a/Numeric/mathEvaluator.h b/Numeric/mathEvaluator.h
new file mode 100644
index 0000000000000000000000000000000000000000..b0816de6cc7ac4cf2762d7f0d89d230dc848aeb6
--- /dev/null
+++ b/Numeric/mathEvaluator.h
@@ -0,0 +1,54 @@
+// Gmsh - Copyright (C) 1997-2009 C. Geuzaine, J.-F. Remacle
+//
+// See the LICENSE.txt file for license information. Please report all
+// bugs and problems to <gmsh@geuz.org>.
+
+#ifndef _MATH_EVALUATOR_H_
+#define _MATH_EVALUATOR_H_
+
+#include <vector>
+#include <string>
+#include "GmshConfig.h"
+#include "GmshMessage.h"
+
+#if defined(HAVE_MATHEX)
+
+#include "mathex.h"
+
+class mathEvaluator{
+ private:
+  std::vector<smlib::mathex*> _expressions;
+  std::vector<double> _variables;
+ public:
+  // initialize one or more expressions depending on zero or more
+  // variables. If an error occurs the vector of expressions is
+  // cleared.
+  mathEvaluator(std::vector<std::string> &expressions,
+                std::vector<std::string> &variables);
+  ~mathEvaluator();
+  // evaluate the expression(s) using the given values and fill the
+  // result vector. Returns true if the evaluation succeeded.
+  bool eval(std::vector<double> &values, std::vector<double> &res);
+};
+
+#else
+
+class mathEvaluator{
+ public:
+  mathEvaluator(std::vector<std::string> &expressions,
+                std::vector<std::string> &variables)
+  {
+    Msg::Error("Gmsh must be compiled with MathEx support to evaluate math "
+               "expressions");
+    expressions.clear();
+  }
+  ~mathEvaluator(){}
+  bool eval(std::vector<double> &values, std::vector<double> &res)
+  {
+    return false;
+  }
+};
+
+#endif
+
+#endif
diff --git a/Parser/Gmsh.tab.cpp b/Parser/Gmsh.tab.cpp
index 69d0a5ded390de803b56c09d1eabc1fd1a29f06a..78d3b264391fce0101558a4a0c6b7be65c0476b7 100644
--- a/Parser/Gmsh.tab.cpp
+++ b/Parser/Gmsh.tab.cpp
@@ -654,16 +654,16 @@ union yyalloc
 /* YYFINAL -- State number of the termination state.  */
 #define YYFINAL  5
 /* YYLAST -- Last index in YYTABLE.  */
-#define YYLAST   6392
+#define YYLAST   6350
 
 /* YYNTOKENS -- Number of terminals.  */
 #define YYNTOKENS  143
 /* YYNNTS -- Number of nonterminals.  */
 #define YYNNTS  78
 /* YYNRULES -- Number of rules.  */
-#define YYNRULES  367
+#define YYNRULES  366
 /* YYNRULES -- Number of states.  */
-#define YYNSTATES  1273
+#define YYNSTATES  1257
 
 /* YYTRANSLATE(YYLEX) -- Bison symbol number corresponding to YYLEX.  */
 #define YYUNDEFTOK  2
@@ -730,33 +730,33 @@ static const yytype_uint16 yyprhs[] =
      289,   299,   306,   316,   322,   331,   340,   352,   359,   369,
      375,   383,   393,   403,   415,   425,   435,   437,   439,   440,
      446,   447,   450,   458,   459,   469,   476,   484,   492,   501,
-     510,   528,   536,   544,   556,   565,   566,   576,   585,   595,
-     599,   604,   615,   623,   631,   640,   641,   651,   660,   673,
-     682,   691,   700,   708,   709,   719,   725,   737,   743,   753,
-     758,   768,   778,   780,   782,   783,   786,   793,   800,   807,
-     814,   819,   826,   833,   837,   842,   848,   852,   856,   861,
-     866,   870,   878,   886,   890,   898,   902,   905,   908,   911,
-     927,   930,   933,   940,   949,   958,   969,   971,   974,   976,
-     980,   985,   987,   993,  1005,  1019,  1020,  1028,  1029,  1043,
-    1044,  1060,  1061,  1068,  1077,  1086,  1095,  1108,  1121,  1134,
-    1149,  1164,  1179,  1180,  1193,  1194,  1207,  1208,  1221,  1222,
-    1239,  1240,  1257,  1258,  1275,  1276,  1295,  1296,  1315,  1316,
-    1335,  1337,  1340,  1346,  1354,  1364,  1367,  1377,  1378,  1382,
-    1383,  1385,  1386,  1389,  1390,  1393,  1401,  1408,  1417,  1423,
-    1429,  1436,  1447,  1458,  1469,  1480,  1483,  1487,  1489,  1493,
-    1496,  1499,  1502,  1506,  1510,  1514,  1518,  1522,  1526,  1530,
-    1534,  1538,  1542,  1546,  1550,  1554,  1558,  1564,  1569,  1574,
-    1579,  1584,  1589,  1594,  1599,  1604,  1609,  1614,  1621,  1626,
-    1631,  1636,  1641,  1646,  1651,  1658,  1665,  1672,  1677,  1682,
-    1687,  1692,  1697,  1702,  1707,  1712,  1717,  1722,  1727,  1734,
-    1739,  1744,  1749,  1754,  1759,  1764,  1771,  1778,  1785,  1790,
-    1792,  1794,  1796,  1798,  1800,  1802,  1804,  1806,  1812,  1817,
-    1822,  1825,  1831,  1835,  1842,  1847,  1855,  1862,  1864,  1867,
-    1870,  1874,  1878,  1890,  1900,  1908,  1916,  1918,  1922,  1924,
-    1926,  1929,  1933,  1938,  1944,  1946,  1948,  1951,  1955,  1959,
-    1965,  1970,  1972,  1974,  1978,  1985,  1987,  1989,  1993,  1997,
-    2007,  2015,  2017,  2023,  2027,  2034,  2036,  2040,  2042,  2044,
-    2048,  2055,  2057,  2059,  2066,  2071,  2076,  2081
+     510,   518,   526,   538,   547,   548,   558,   567,   577,   581,
+     586,   597,   605,   613,   622,   623,   633,   642,   655,   664,
+     673,   682,   690,   691,   701,   707,   719,   725,   735,   740,
+     750,   760,   762,   764,   765,   768,   775,   782,   789,   796,
+     801,   808,   815,   819,   824,   830,   834,   838,   843,   848,
+     852,   860,   868,   872,   880,   884,   887,   890,   893,   909,
+     912,   915,   922,   931,   940,   951,   953,   956,   958,   962,
+     967,   969,   975,   987,  1001,  1002,  1010,  1011,  1025,  1026,
+    1042,  1043,  1050,  1059,  1068,  1077,  1090,  1103,  1116,  1131,
+    1146,  1161,  1162,  1175,  1176,  1189,  1190,  1203,  1204,  1221,
+    1222,  1239,  1240,  1257,  1258,  1277,  1278,  1297,  1298,  1317,
+    1319,  1322,  1328,  1336,  1346,  1349,  1359,  1360,  1364,  1365,
+    1367,  1368,  1371,  1372,  1375,  1383,  1390,  1399,  1405,  1411,
+    1418,  1429,  1440,  1451,  1462,  1465,  1469,  1471,  1475,  1478,
+    1481,  1484,  1488,  1492,  1496,  1500,  1504,  1508,  1512,  1516,
+    1520,  1524,  1528,  1532,  1536,  1540,  1546,  1551,  1556,  1561,
+    1566,  1571,  1576,  1581,  1586,  1591,  1596,  1603,  1608,  1613,
+    1618,  1623,  1628,  1633,  1640,  1647,  1654,  1659,  1664,  1669,
+    1674,  1679,  1684,  1689,  1694,  1699,  1704,  1709,  1716,  1721,
+    1726,  1731,  1736,  1741,  1746,  1753,  1760,  1767,  1772,  1774,
+    1776,  1778,  1780,  1782,  1784,  1786,  1788,  1794,  1799,  1804,
+    1807,  1813,  1817,  1824,  1829,  1837,  1844,  1846,  1849,  1852,
+    1856,  1860,  1872,  1882,  1890,  1898,  1900,  1904,  1906,  1908,
+    1911,  1915,  1920,  1926,  1928,  1930,  1933,  1937,  1941,  1947,
+    1952,  1954,  1956,  1960,  1967,  1969,  1971,  1975,  1979,  1989,
+    1997,  1999,  2005,  2009,  2016,  2018,  2022,  2024,  2026,  2030,
+    2037,  2039,  2041,  2048,  2053,  2058,  2063
 };
 
 /* YYRHS -- A `-1'-separated list of the rules' RHS.  */
@@ -813,164 +813,162 @@ static const yytype_int16 yyrhs[] =
        7,   212,     6,    -1,    52,   133,   207,   134,     7,   212,
        6,    -1,    46,   133,   207,   134,     7,   212,   170,     6,
       -1,    47,   133,   207,   134,     7,   212,   170,     6,    -1,
-      56,   133,   207,   134,     7,   140,   207,   139,   207,   139,
-       5,   139,     5,   139,     5,   141,     6,    -1,    87,   133,
-     207,   134,     7,   212,     6,    -1,    88,   133,   207,   134,
-       7,   212,     6,    -1,    89,   133,   207,   134,     7,   212,
-      91,   212,    90,   207,     6,    -1,    48,    71,   133,   207,
-     134,     7,   212,     6,    -1,    -1,    62,    48,   173,   133,
-     168,   134,     7,   212,     6,    -1,    58,    51,   133,   207,
-     134,     7,   212,     6,    -1,    59,    51,   133,   207,   134,
-       7,   212,   169,     6,    -1,    12,    13,     6,    -1,    13,
-      51,   207,     6,    -1,    56,    51,   133,   207,   134,     7,
-       5,     5,     5,     6,    -1,    49,   133,   207,   134,     7,
-     212,     6,    -1,    50,   133,   207,   134,     7,   212,     6,
-      -1,    51,    71,   133,   207,   134,     7,   212,     6,    -1,
-      -1,    62,    51,   174,   133,   168,   134,     7,   212,     6,
-      -1,    63,    53,   133,   207,   134,     7,   212,     6,    -1,
-      63,    51,   133,   207,   134,     7,   212,     4,   140,   211,
-     141,     6,    -1,    63,    51,   133,   207,   134,     7,   212,
-       6,    -1,    63,    48,   133,   207,   134,     7,   212,     6,
-      -1,    61,    53,   133,   207,   134,     7,   212,     6,    -1,
-      53,   133,   207,   134,     7,   212,     6,    -1,    -1,    62,
-      53,   175,   133,   168,   134,     7,   212,     6,    -1,    67,
-     209,   140,   177,   141,    -1,    66,   140,   209,   139,   209,
-     139,   207,   141,   140,   177,   141,    -1,    68,   209,   140,
-     177,   141,    -1,    69,   140,   209,   139,   207,   141,   140,
-     177,   141,    -1,     4,   140,   177,   141,    -1,    77,    48,
-     140,   215,   141,    51,   140,   207,   141,    -1,    74,    48,
-     133,   207,   134,   140,   215,   141,     6,    -1,   178,    -1,
-     176,    -1,    -1,   178,   171,    -1,   178,    45,   140,   215,
-     141,     6,    -1,   178,    48,   140,   215,   141,     6,    -1,
-     178,    51,   140,   215,   141,     6,    -1,   178,    53,   140,
-     215,   141,     6,    -1,    75,   140,   178,   141,    -1,    75,
-     100,   135,   207,   136,     6,    -1,    75,     4,   135,   207,
-     136,     6,    -1,    75,     4,     6,    -1,    75,     4,     4,
-       6,    -1,    92,   216,   140,   178,   141,    -1,   104,     5,
-       6,    -1,   105,     5,     6,    -1,   104,   140,   178,   141,
-      -1,   105,   140,   178,   141,    -1,     4,   220,     6,    -1,
-       4,     4,   135,   207,   136,   219,     6,    -1,     4,     4,
-       4,   135,   207,   136,     6,    -1,     4,   207,     6,    -1,
-      65,   133,     4,   134,   137,     4,     6,    -1,    86,     4,
-       6,    -1,    99,     6,    -1,    43,     6,    -1,    40,     6,
-      -1,    40,   140,   207,   139,   207,   139,   207,   139,   207,
-     139,   207,   139,   207,   141,     6,    -1,    41,     6,    -1,
-      44,     6,    -1,    94,   133,   207,     8,   207,   134,    -1,
-      94,   133,   207,     8,   207,     8,   207,   134,    -1,    94,
-       4,    95,   140,   207,     8,   207,   141,    -1,    94,     4,
-      95,   140,   207,     8,   207,     8,   207,   141,    -1,    96,
-      -1,   103,     4,    -1,   101,    -1,   102,     4,     6,    -1,
-      97,   133,   207,   134,    -1,    98,    -1,    70,   209,   140,
-     178,   141,    -1,    70,   140,   209,   139,   209,   139,   207,
-     141,   140,   178,   141,    -1,    70,   140,   209,   139,   209,
-     139,   209,   139,   207,   141,   140,   178,   141,    -1,    -1,
-      70,   209,   140,   178,   185,   198,   141,    -1,    -1,    70,
-     140,   209,   139,   209,   139,   207,   141,   140,   178,   186,
-     198,   141,    -1,    -1,    70,   140,   209,   139,   209,   139,
-     209,   139,   207,   141,   140,   178,   187,   198,   141,    -1,
-      -1,    70,   140,   178,   188,   198,   141,    -1,    70,    45,
-     140,   207,   139,   209,   141,     6,    -1,    70,    48,   140,
-     207,   139,   209,   141,     6,    -1,    70,    51,   140,   207,
-     139,   209,   141,     6,    -1,    70,    45,   140,   207,   139,
-     209,   139,   209,   139,   207,   141,     6,    -1,    70,    48,
-     140,   207,   139,   209,   139,   209,   139,   207,   141,     6,
-      -1,    70,    51,   140,   207,   139,   209,   139,   209,   139,
-     207,   141,     6,    -1,    70,    45,   140,   207,   139,   209,
-     139,   209,   139,   209,   139,   207,   141,     6,    -1,    70,
-      48,   140,   207,   139,   209,   139,   209,   139,   209,   139,
-     207,   141,     6,    -1,    70,    51,   140,   207,   139,   209,
-     139,   209,   139,   209,   139,   207,   141,     6,    -1,    -1,
-      70,    45,   140,   207,   139,   209,   141,   189,   140,   198,
-     141,     6,    -1,    -1,    70,    48,   140,   207,   139,   209,
-     141,   190,   140,   198,   141,     6,    -1,    -1,    70,    51,
-     140,   207,   139,   209,   141,   191,   140,   198,   141,     6,
-      -1,    -1,    70,    45,   140,   207,   139,   209,   139,   209,
-     139,   207,   141,   192,   140,   198,   141,     6,    -1,    -1,
+      87,   133,   207,   134,     7,   212,     6,    -1,    88,   133,
+     207,   134,     7,   212,     6,    -1,    89,   133,   207,   134,
+       7,   212,    91,   212,    90,   207,     6,    -1,    48,    71,
+     133,   207,   134,     7,   212,     6,    -1,    -1,    62,    48,
+     173,   133,   168,   134,     7,   212,     6,    -1,    58,    51,
+     133,   207,   134,     7,   212,     6,    -1,    59,    51,   133,
+     207,   134,     7,   212,   169,     6,    -1,    12,    13,     6,
+      -1,    13,    51,   207,     6,    -1,    56,    51,   133,   207,
+     134,     7,     5,     5,     5,     6,    -1,    49,   133,   207,
+     134,     7,   212,     6,    -1,    50,   133,   207,   134,     7,
+     212,     6,    -1,    51,    71,   133,   207,   134,     7,   212,
+       6,    -1,    -1,    62,    51,   174,   133,   168,   134,     7,
+     212,     6,    -1,    63,    53,   133,   207,   134,     7,   212,
+       6,    -1,    63,    51,   133,   207,   134,     7,   212,     4,
+     140,   211,   141,     6,    -1,    63,    51,   133,   207,   134,
+       7,   212,     6,    -1,    63,    48,   133,   207,   134,     7,
+     212,     6,    -1,    61,    53,   133,   207,   134,     7,   212,
+       6,    -1,    53,   133,   207,   134,     7,   212,     6,    -1,
+      -1,    62,    53,   175,   133,   168,   134,     7,   212,     6,
+      -1,    67,   209,   140,   177,   141,    -1,    66,   140,   209,
+     139,   209,   139,   207,   141,   140,   177,   141,    -1,    68,
+     209,   140,   177,   141,    -1,    69,   140,   209,   139,   207,
+     141,   140,   177,   141,    -1,     4,   140,   177,   141,    -1,
+      77,    48,   140,   215,   141,    51,   140,   207,   141,    -1,
+      74,    48,   133,   207,   134,   140,   215,   141,     6,    -1,
+     178,    -1,   176,    -1,    -1,   178,   171,    -1,   178,    45,
+     140,   215,   141,     6,    -1,   178,    48,   140,   215,   141,
+       6,    -1,   178,    51,   140,   215,   141,     6,    -1,   178,
+      53,   140,   215,   141,     6,    -1,    75,   140,   178,   141,
+      -1,    75,   100,   135,   207,   136,     6,    -1,    75,     4,
+     135,   207,   136,     6,    -1,    75,     4,     6,    -1,    75,
+       4,     4,     6,    -1,    92,   216,   140,   178,   141,    -1,
+     104,     5,     6,    -1,   105,     5,     6,    -1,   104,   140,
+     178,   141,    -1,   105,   140,   178,   141,    -1,     4,   220,
+       6,    -1,     4,     4,   135,   207,   136,   219,     6,    -1,
+       4,     4,     4,   135,   207,   136,     6,    -1,     4,   207,
+       6,    -1,    65,   133,     4,   134,   137,     4,     6,    -1,
+      86,     4,     6,    -1,    99,     6,    -1,    43,     6,    -1,
+      40,     6,    -1,    40,   140,   207,   139,   207,   139,   207,
+     139,   207,   139,   207,   139,   207,   141,     6,    -1,    41,
+       6,    -1,    44,     6,    -1,    94,   133,   207,     8,   207,
+     134,    -1,    94,   133,   207,     8,   207,     8,   207,   134,
+      -1,    94,     4,    95,   140,   207,     8,   207,   141,    -1,
+      94,     4,    95,   140,   207,     8,   207,     8,   207,   141,
+      -1,    96,    -1,   103,     4,    -1,   101,    -1,   102,     4,
+       6,    -1,    97,   133,   207,   134,    -1,    98,    -1,    70,
+     209,   140,   178,   141,    -1,    70,   140,   209,   139,   209,
+     139,   207,   141,   140,   178,   141,    -1,    70,   140,   209,
+     139,   209,   139,   209,   139,   207,   141,   140,   178,   141,
+      -1,    -1,    70,   209,   140,   178,   185,   198,   141,    -1,
+      -1,    70,   140,   209,   139,   209,   139,   207,   141,   140,
+     178,   186,   198,   141,    -1,    -1,    70,   140,   209,   139,
+     209,   139,   209,   139,   207,   141,   140,   178,   187,   198,
+     141,    -1,    -1,    70,   140,   178,   188,   198,   141,    -1,
+      70,    45,   140,   207,   139,   209,   141,     6,    -1,    70,
+      48,   140,   207,   139,   209,   141,     6,    -1,    70,    51,
+     140,   207,   139,   209,   141,     6,    -1,    70,    45,   140,
+     207,   139,   209,   139,   209,   139,   207,   141,     6,    -1,
       70,    48,   140,   207,   139,   209,   139,   209,   139,   207,
-     141,   193,   140,   198,   141,     6,    -1,    -1,    70,    51,
-     140,   207,   139,   209,   139,   209,   139,   207,   141,   194,
-     140,   198,   141,     6,    -1,    -1,    70,    45,   140,   207,
-     139,   209,   139,   209,   139,   209,   139,   207,   141,   195,
+     141,     6,    -1,    70,    51,   140,   207,   139,   209,   139,
+     209,   139,   207,   141,     6,    -1,    70,    45,   140,   207,
+     139,   209,   139,   209,   139,   209,   139,   207,   141,     6,
+      -1,    70,    48,   140,   207,   139,   209,   139,   209,   139,
+     209,   139,   207,   141,     6,    -1,    70,    51,   140,   207,
+     139,   209,   139,   209,   139,   209,   139,   207,   141,     6,
+      -1,    -1,    70,    45,   140,   207,   139,   209,   141,   189,
      140,   198,   141,     6,    -1,    -1,    70,    48,   140,   207,
-     139,   209,   139,   209,   139,   209,   139,   207,   141,   196,
-     140,   198,   141,     6,    -1,    -1,    70,    51,   140,   207,
-     139,   209,   139,   209,   139,   209,   139,   207,   141,   197,
-     140,   198,   141,     6,    -1,   199,    -1,   198,   199,    -1,
-      78,   140,   207,   141,     6,    -1,    78,   140,   212,   139,
-     212,   141,     6,    -1,    78,   140,   212,   139,   212,   139,
-     212,   141,     6,    -1,    72,     6,    -1,    79,   133,   207,
-     134,     7,   212,    64,   207,     6,    -1,    -1,    64,     4,
-     207,    -1,    -1,     4,    -1,    -1,     7,   212,    -1,    -1,
-       7,   207,    -1,    60,    48,   213,     7,   207,   200,     6,
-      -1,    60,    51,   213,   202,   201,     6,    -1,    57,    51,
-     140,   207,   141,     7,   212,     6,    -1,    60,    53,   213,
-     202,     6,    -1,    72,    51,   213,   203,     6,    -1,    73,
-      51,   212,     7,   207,     6,    -1,    45,   140,   215,   141,
-      95,    51,   140,   207,   141,     6,    -1,    48,   140,   215,
-     141,    95,    51,   140,   207,   141,     6,    -1,    48,   140,
-     215,   141,    95,    53,   140,   207,   141,     6,    -1,    51,
-     140,   215,   141,    95,    53,   140,   207,   141,     6,    -1,
-      76,     6,    -1,    76,     4,     6,    -1,   208,    -1,   133,
-     207,   134,    -1,   124,   207,    -1,   123,   207,    -1,   128,
-     207,    -1,   207,   124,   207,    -1,   207,   123,   207,    -1,
-     207,   125,   207,    -1,   207,   126,   207,    -1,   207,   127,
-     207,    -1,   207,   132,   207,    -1,   207,   119,   207,    -1,
-     207,   120,   207,    -1,   207,   122,   207,    -1,   207,   121,
-     207,    -1,   207,   118,   207,    -1,   207,   117,   207,    -1,
-     207,   116,   207,    -1,   207,   115,   207,    -1,   207,   114,
-     207,     8,   207,    -1,    14,   133,   207,   134,    -1,    15,
-     133,   207,   134,    -1,    16,   133,   207,   134,    -1,    17,
-     133,   207,   134,    -1,    18,   133,   207,   134,    -1,    19,
-     133,   207,   134,    -1,    20,   133,   207,   134,    -1,    21,
-     133,   207,   134,    -1,    22,   133,   207,   134,    -1,    24,
-     133,   207,   134,    -1,    25,   133,   207,   139,   207,   134,
-      -1,    26,   133,   207,   134,    -1,    27,   133,   207,   134,
-      -1,    28,   133,   207,   134,    -1,    29,   133,   207,   134,
-      -1,    30,   133,   207,   134,    -1,    31,   133,   207,   134,
-      -1,    32,   133,   207,   139,   207,   134,    -1,    33,   133,
-     207,   139,   207,   134,    -1,    34,   133,   207,   139,   207,
-     134,    -1,    23,   133,   207,   134,    -1,    14,   135,   207,
-     136,    -1,    15,   135,   207,   136,    -1,    16,   135,   207,
-     136,    -1,    17,   135,   207,   136,    -1,    18,   135,   207,
-     136,    -1,    19,   135,   207,   136,    -1,    20,   135,   207,
-     136,    -1,    21,   135,   207,   136,    -1,    22,   135,   207,
-     136,    -1,    24,   135,   207,   136,    -1,    25,   135,   207,
-     139,   207,   136,    -1,    26,   135,   207,   136,    -1,    27,
-     135,   207,   136,    -1,    28,   135,   207,   136,    -1,    29,
-     135,   207,   136,    -1,    30,   135,   207,   136,    -1,    31,
-     135,   207,   136,    -1,    32,   135,   207,   139,   207,   136,
-      -1,    33,   135,   207,   139,   207,   136,    -1,    34,   135,
-     207,   139,   207,   136,    -1,    23,   135,   207,   136,    -1,
-       3,    -1,     9,    -1,    10,    -1,    11,    -1,   107,    -1,
-     108,    -1,   109,    -1,     4,    -1,     4,   142,   140,   207,
-     141,    -1,     4,   135,   207,   136,    -1,   138,     4,   135,
-     136,    -1,     4,   166,    -1,     4,   135,   207,   136,   166,
-      -1,     4,   137,     4,    -1,     4,   135,   207,   136,   137,
-       4,    -1,     4,   137,     4,   166,    -1,     4,   135,   207,
-     136,   137,     4,   166,    -1,   106,   133,     5,   139,   207,
-     134,    -1,   210,    -1,   124,   209,    -1,   123,   209,    -1,
-     209,   124,   209,    -1,   209,   123,   209,    -1,   140,   207,
-     139,   207,   139,   207,   139,   207,   139,   207,   141,    -1,
-     140,   207,   139,   207,   139,   207,   139,   207,   141,    -1,
-     140,   207,   139,   207,   139,   207,   141,    -1,   133,   207,
-     139,   207,   139,   207,   134,    -1,   212,    -1,   211,   139,
-     212,    -1,   207,    -1,   214,    -1,   140,   141,    -1,   140,
-     215,   141,    -1,   124,   140,   215,   141,    -1,   207,   125,
-     140,   215,   141,    -1,   212,    -1,     5,    -1,   124,   214,
-      -1,   207,   125,   214,    -1,   207,     8,   207,    -1,   207,
-       8,   207,     8,   207,    -1,    45,   140,   207,   141,    -1,
-     176,    -1,   184,    -1,     4,   135,   136,    -1,     4,   135,
-     140,   215,   141,   136,    -1,   207,    -1,   214,    -1,   215,
-     139,   207,    -1,   215,   139,   214,    -1,   140,   207,   139,
-     207,   139,   207,   139,   207,   141,    -1,   140,   207,   139,
-     207,   139,   207,   141,    -1,     4,    -1,     4,   137,    92,
-     137,     4,    -1,   140,   218,   141,    -1,     4,   135,   207,
-     136,   137,    93,    -1,   216,    -1,   218,   139,   216,    -1,
-     220,    -1,     4,    -1,     4,   137,     4,    -1,     4,   135,
-     207,   136,   137,     4,    -1,     5,    -1,    42,    -1,    37,
-     133,   219,   139,   219,   134,    -1,    38,   133,   219,   134,
-      -1,    39,   133,   219,   134,    -1,    36,   133,   219,   134,
-      -1,    36,   133,   219,   139,   215,   134,    -1
+     139,   209,   141,   190,   140,   198,   141,     6,    -1,    -1,
+      70,    51,   140,   207,   139,   209,   141,   191,   140,   198,
+     141,     6,    -1,    -1,    70,    45,   140,   207,   139,   209,
+     139,   209,   139,   207,   141,   192,   140,   198,   141,     6,
+      -1,    -1,    70,    48,   140,   207,   139,   209,   139,   209,
+     139,   207,   141,   193,   140,   198,   141,     6,    -1,    -1,
+      70,    51,   140,   207,   139,   209,   139,   209,   139,   207,
+     141,   194,   140,   198,   141,     6,    -1,    -1,    70,    45,
+     140,   207,   139,   209,   139,   209,   139,   209,   139,   207,
+     141,   195,   140,   198,   141,     6,    -1,    -1,    70,    48,
+     140,   207,   139,   209,   139,   209,   139,   209,   139,   207,
+     141,   196,   140,   198,   141,     6,    -1,    -1,    70,    51,
+     140,   207,   139,   209,   139,   209,   139,   209,   139,   207,
+     141,   197,   140,   198,   141,     6,    -1,   199,    -1,   198,
+     199,    -1,    78,   140,   207,   141,     6,    -1,    78,   140,
+     212,   139,   212,   141,     6,    -1,    78,   140,   212,   139,
+     212,   139,   212,   141,     6,    -1,    72,     6,    -1,    79,
+     133,   207,   134,     7,   212,    64,   207,     6,    -1,    -1,
+      64,     4,   207,    -1,    -1,     4,    -1,    -1,     7,   212,
+      -1,    -1,     7,   207,    -1,    60,    48,   213,     7,   207,
+     200,     6,    -1,    60,    51,   213,   202,   201,     6,    -1,
+      57,    51,   140,   207,   141,     7,   212,     6,    -1,    60,
+      53,   213,   202,     6,    -1,    72,    51,   213,   203,     6,
+      -1,    73,    51,   212,     7,   207,     6,    -1,    45,   140,
+     215,   141,    95,    51,   140,   207,   141,     6,    -1,    48,
+     140,   215,   141,    95,    51,   140,   207,   141,     6,    -1,
+      48,   140,   215,   141,    95,    53,   140,   207,   141,     6,
+      -1,    51,   140,   215,   141,    95,    53,   140,   207,   141,
+       6,    -1,    76,     6,    -1,    76,     4,     6,    -1,   208,
+      -1,   133,   207,   134,    -1,   124,   207,    -1,   123,   207,
+      -1,   128,   207,    -1,   207,   124,   207,    -1,   207,   123,
+     207,    -1,   207,   125,   207,    -1,   207,   126,   207,    -1,
+     207,   127,   207,    -1,   207,   132,   207,    -1,   207,   119,
+     207,    -1,   207,   120,   207,    -1,   207,   122,   207,    -1,
+     207,   121,   207,    -1,   207,   118,   207,    -1,   207,   117,
+     207,    -1,   207,   116,   207,    -1,   207,   115,   207,    -1,
+     207,   114,   207,     8,   207,    -1,    14,   133,   207,   134,
+      -1,    15,   133,   207,   134,    -1,    16,   133,   207,   134,
+      -1,    17,   133,   207,   134,    -1,    18,   133,   207,   134,
+      -1,    19,   133,   207,   134,    -1,    20,   133,   207,   134,
+      -1,    21,   133,   207,   134,    -1,    22,   133,   207,   134,
+      -1,    24,   133,   207,   134,    -1,    25,   133,   207,   139,
+     207,   134,    -1,    26,   133,   207,   134,    -1,    27,   133,
+     207,   134,    -1,    28,   133,   207,   134,    -1,    29,   133,
+     207,   134,    -1,    30,   133,   207,   134,    -1,    31,   133,
+     207,   134,    -1,    32,   133,   207,   139,   207,   134,    -1,
+      33,   133,   207,   139,   207,   134,    -1,    34,   133,   207,
+     139,   207,   134,    -1,    23,   133,   207,   134,    -1,    14,
+     135,   207,   136,    -1,    15,   135,   207,   136,    -1,    16,
+     135,   207,   136,    -1,    17,   135,   207,   136,    -1,    18,
+     135,   207,   136,    -1,    19,   135,   207,   136,    -1,    20,
+     135,   207,   136,    -1,    21,   135,   207,   136,    -1,    22,
+     135,   207,   136,    -1,    24,   135,   207,   136,    -1,    25,
+     135,   207,   139,   207,   136,    -1,    26,   135,   207,   136,
+      -1,    27,   135,   207,   136,    -1,    28,   135,   207,   136,
+      -1,    29,   135,   207,   136,    -1,    30,   135,   207,   136,
+      -1,    31,   135,   207,   136,    -1,    32,   135,   207,   139,
+     207,   136,    -1,    33,   135,   207,   139,   207,   136,    -1,
+      34,   135,   207,   139,   207,   136,    -1,    23,   135,   207,
+     136,    -1,     3,    -1,     9,    -1,    10,    -1,    11,    -1,
+     107,    -1,   108,    -1,   109,    -1,     4,    -1,     4,   142,
+     140,   207,   141,    -1,     4,   135,   207,   136,    -1,   138,
+       4,   135,   136,    -1,     4,   166,    -1,     4,   135,   207,
+     136,   166,    -1,     4,   137,     4,    -1,     4,   135,   207,
+     136,   137,     4,    -1,     4,   137,     4,   166,    -1,     4,
+     135,   207,   136,   137,     4,   166,    -1,   106,   133,     5,
+     139,   207,   134,    -1,   210,    -1,   124,   209,    -1,   123,
+     209,    -1,   209,   124,   209,    -1,   209,   123,   209,    -1,
+     140,   207,   139,   207,   139,   207,   139,   207,   139,   207,
+     141,    -1,   140,   207,   139,   207,   139,   207,   139,   207,
+     141,    -1,   140,   207,   139,   207,   139,   207,   141,    -1,
+     133,   207,   139,   207,   139,   207,   134,    -1,   212,    -1,
+     211,   139,   212,    -1,   207,    -1,   214,    -1,   140,   141,
+      -1,   140,   215,   141,    -1,   124,   140,   215,   141,    -1,
+     207,   125,   140,   215,   141,    -1,   212,    -1,     5,    -1,
+     124,   214,    -1,   207,   125,   214,    -1,   207,     8,   207,
+      -1,   207,     8,   207,     8,   207,    -1,    45,   140,   207,
+     141,    -1,   176,    -1,   184,    -1,     4,   135,   136,    -1,
+       4,   135,   140,   215,   141,   136,    -1,   207,    -1,   214,
+      -1,   215,   139,   207,    -1,   215,   139,   214,    -1,   140,
+     207,   139,   207,   139,   207,   139,   207,   141,    -1,   140,
+     207,   139,   207,   139,   207,   141,    -1,     4,    -1,     4,
+     137,    92,   137,     4,    -1,   140,   218,   141,    -1,     4,
+     135,   207,   136,   137,    93,    -1,   216,    -1,   218,   139,
+     216,    -1,   220,    -1,     4,    -1,     4,   137,     4,    -1,
+       4,   135,   207,   136,   137,     4,    -1,     5,    -1,    42,
+      -1,    37,   133,   219,   139,   219,   134,    -1,    38,   133,
+     219,   134,    -1,    39,   133,   219,   134,    -1,    36,   133,
+     219,   134,    -1,    36,   133,   219,   139,   215,   134,    -1
 };
 
 /* YYRLINE[YYN] -- source line where rule number YYN was defined.  */
@@ -986,33 +984,33 @@ static const yytype_uint16 yyrline[] =
      713,   722,   740,   758,   767,   779,   784,   792,   812,   835,
      842,   848,   868,   889,   915,   927,   944,   948,   959,   962,
      975,   978,   988,  1012,  1011,  1031,  1053,  1071,  1089,  1119,
-    1149,  1169,  1187,  1205,  1231,  1249,  1248,  1271,  1289,  1328,
-    1334,  1340,  1347,  1372,  1397,  1414,  1413,  1433,  1450,  1478,
-    1495,  1515,  1533,  1551,  1550,  1575,  1580,  1585,  1590,  1595,
-    1615,  1621,  1632,  1633,  1638,  1641,  1645,  1668,  1691,  1714,
-    1742,  1751,  1755,  1770,  1797,  1814,  1828,  1834,  1840,  1849,
-    1863,  1911,  1929,  1944,  1963,  1975,  1999,  2003,  2010,  2016,
-    2021,  2027,  2036,  2053,  2070,  2089,  2108,  2136,  2144,  2150,
-    2157,  2161,  2170,  2178,  2186,  2195,  2194,  2207,  2206,  2219,
-    2218,  2231,  2230,  2243,  2250,  2257,  2264,  2271,  2278,  2285,
-    2292,  2299,  2307,  2306,  2318,  2317,  2329,  2328,  2340,  2339,
-    2351,  2350,  2362,  2361,  2373,  2372,  2384,  2383,  2395,  2394,
-    2409,  2412,  2418,  2427,  2447,  2470,  2474,  2498,  2501,  2517,
-    2520,  2533,  2536,  2542,  2545,  2552,  2608,  2678,  2683,  2750,
-    2793,  2819,  2842,  2865,  2868,  2877,  2881,  2897,  2898,  2899,
-    2900,  2901,  2902,  2903,  2904,  2905,  2912,  2913,  2914,  2915,
-    2916,  2917,  2918,  2919,  2920,  2921,  2922,  2923,  2924,  2925,
-    2926,  2927,  2928,  2929,  2930,  2931,  2932,  2933,  2934,  2935,
-    2936,  2937,  2938,  2939,  2940,  2941,  2942,  2943,  2945,  2946,
-    2947,  2948,  2949,  2950,  2951,  2952,  2953,  2954,  2955,  2956,
-    2957,  2958,  2959,  2960,  2961,  2962,  2963,  2964,  2965,  2974,
-    2975,  2976,  2977,  2978,  2979,  2980,  2984,  2997,  3009,  3024,
-    3034,  3044,  3062,  3067,  3072,  3082,  3092,  3100,  3104,  3108,
-    3112,  3116,  3123,  3127,  3131,  3135,  3142,  3147,  3154,  3159,
-    3163,  3168,  3172,  3180,  3191,  3195,  3207,  3215,  3223,  3230,
-    3241,  3261,  3271,  3281,  3291,  3311,  3316,  3320,  3324,  3336,
-    3340,  3352,  3359,  3369,  3373,  3388,  3393,  3400,  3404,  3417,
-    3425,  3436,  3440,  3448,  3456,  3470,  3484,  3488
+    1149,  1167,  1185,  1211,  1229,  1228,  1251,  1269,  1308,  1314,
+    1320,  1327,  1352,  1377,  1394,  1393,  1413,  1430,  1458,  1475,
+    1495,  1513,  1531,  1530,  1555,  1560,  1565,  1570,  1575,  1595,
+    1601,  1612,  1613,  1618,  1621,  1625,  1648,  1671,  1694,  1722,
+    1731,  1735,  1750,  1777,  1794,  1808,  1814,  1820,  1829,  1843,
+    1891,  1909,  1924,  1943,  1955,  1979,  1983,  1990,  1996,  2001,
+    2007,  2016,  2033,  2050,  2069,  2088,  2116,  2124,  2130,  2137,
+    2141,  2150,  2158,  2166,  2175,  2174,  2187,  2186,  2199,  2198,
+    2211,  2210,  2223,  2230,  2237,  2244,  2251,  2258,  2265,  2272,
+    2279,  2287,  2286,  2298,  2297,  2309,  2308,  2320,  2319,  2331,
+    2330,  2342,  2341,  2353,  2352,  2364,  2363,  2375,  2374,  2389,
+    2392,  2398,  2407,  2427,  2450,  2454,  2478,  2481,  2497,  2500,
+    2513,  2516,  2522,  2525,  2532,  2588,  2658,  2663,  2730,  2773,
+    2799,  2822,  2845,  2848,  2857,  2861,  2877,  2878,  2879,  2880,
+    2881,  2882,  2883,  2884,  2885,  2892,  2893,  2894,  2895,  2896,
+    2897,  2898,  2899,  2900,  2901,  2902,  2903,  2904,  2905,  2906,
+    2907,  2908,  2909,  2910,  2911,  2912,  2913,  2914,  2915,  2916,
+    2917,  2918,  2919,  2920,  2921,  2922,  2923,  2925,  2926,  2927,
+    2928,  2929,  2930,  2931,  2932,  2933,  2934,  2935,  2936,  2937,
+    2938,  2939,  2940,  2941,  2942,  2943,  2944,  2945,  2954,  2955,
+    2956,  2957,  2958,  2959,  2960,  2964,  2977,  2989,  3004,  3014,
+    3024,  3042,  3047,  3052,  3062,  3072,  3080,  3084,  3088,  3092,
+    3096,  3103,  3107,  3111,  3115,  3122,  3127,  3134,  3139,  3143,
+    3148,  3152,  3160,  3171,  3175,  3187,  3195,  3203,  3210,  3221,
+    3241,  3251,  3261,  3271,  3291,  3296,  3300,  3304,  3316,  3320,
+    3332,  3339,  3349,  3353,  3368,  3373,  3380,  3384,  3397,  3405,
+    3416,  3420,  3428,  3436,  3450,  3464,  3468
 };
 #endif
 
@@ -1098,33 +1096,33 @@ static const yytype_uint8 yyr1[] =
      167,   167,   167,   167,   167,   167,   167,   167,   167,   167,
      167,   167,   167,   167,   167,   167,   168,   168,   169,   169,
      170,   170,   171,   172,   171,   171,   171,   171,   171,   171,
-     171,   171,   171,   171,   171,   173,   171,   171,   171,   171,
-     171,   171,   171,   171,   171,   174,   171,   171,   171,   171,
-     171,   171,   171,   175,   171,   176,   176,   176,   176,   176,
-     176,   176,   177,   177,   178,   178,   178,   178,   178,   178,
-     179,   179,   179,   179,   179,   180,   181,   181,   181,   181,
+     171,   171,   171,   171,   173,   171,   171,   171,   171,   171,
+     171,   171,   171,   171,   174,   171,   171,   171,   171,   171,
+     171,   171,   175,   171,   176,   176,   176,   176,   176,   176,
+     176,   177,   177,   178,   178,   178,   178,   178,   178,   179,
+     179,   179,   179,   179,   180,   181,   181,   181,   181,   182,
      182,   182,   182,   182,   182,   182,   182,   182,   182,   182,
-     182,   182,   183,   183,   183,   183,   183,   183,   183,   183,
-     183,   183,   184,   184,   184,   185,   184,   186,   184,   187,
-     184,   188,   184,   184,   184,   184,   184,   184,   184,   184,
-     184,   184,   189,   184,   190,   184,   191,   184,   192,   184,
-     193,   184,   194,   184,   195,   184,   196,   184,   197,   184,
-     198,   198,   199,   199,   199,   199,   199,   200,   200,   201,
-     201,   202,   202,   203,   203,   204,   204,   204,   204,   204,
-     204,   205,   205,   205,   205,   206,   206,   207,   207,   207,
+     182,   183,   183,   183,   183,   183,   183,   183,   183,   183,
+     183,   184,   184,   184,   185,   184,   186,   184,   187,   184,
+     188,   184,   184,   184,   184,   184,   184,   184,   184,   184,
+     184,   189,   184,   190,   184,   191,   184,   192,   184,   193,
+     184,   194,   184,   195,   184,   196,   184,   197,   184,   198,
+     198,   199,   199,   199,   199,   199,   200,   200,   201,   201,
+     202,   202,   203,   203,   204,   204,   204,   204,   204,   204,
+     205,   205,   205,   205,   206,   206,   207,   207,   207,   207,
      207,   207,   207,   207,   207,   207,   207,   207,   207,   207,
      207,   207,   207,   207,   207,   207,   207,   207,   207,   207,
      207,   207,   207,   207,   207,   207,   207,   207,   207,   207,
      207,   207,   207,   207,   207,   207,   207,   207,   207,   207,
      207,   207,   207,   207,   207,   207,   207,   207,   207,   207,
-     207,   207,   207,   207,   207,   207,   207,   207,   207,   208,
+     207,   207,   207,   207,   207,   207,   207,   207,   208,   208,
      208,   208,   208,   208,   208,   208,   208,   208,   208,   208,
-     208,   208,   208,   208,   208,   208,   208,   209,   209,   209,
-     209,   209,   210,   210,   210,   210,   211,   211,   212,   212,
-     212,   212,   212,   212,   213,   213,   214,   214,   214,   214,
-     214,   214,   214,   214,   214,   215,   215,   215,   215,   216,
-     216,   216,   216,   217,   217,   218,   218,   219,   219,   219,
-     219,   220,   220,   220,   220,   220,   220,   220
+     208,   208,   208,   208,   208,   208,   209,   209,   209,   209,
+     209,   210,   210,   210,   210,   211,   211,   212,   212,   212,
+     212,   212,   212,   213,   213,   214,   214,   214,   214,   214,
+     214,   214,   214,   214,   215,   215,   215,   215,   216,   216,
+     216,   216,   217,   217,   218,   218,   219,   219,   219,   219,
+     220,   220,   220,   220,   220,   220,   220
 };
 
 /* YYR2[YYN] -- Number of symbols composing right hand side of rule YYN.  */
@@ -1140,33 +1138,33 @@ static const yytype_uint8 yyr2[] =
        9,     6,     9,     5,     8,     8,    11,     6,     9,     5,
        7,     9,     9,    11,     9,     9,     1,     1,     0,     5,
        0,     2,     7,     0,     9,     6,     7,     7,     8,     8,
-      17,     7,     7,    11,     8,     0,     9,     8,     9,     3,
-       4,    10,     7,     7,     8,     0,     9,     8,    12,     8,
-       8,     8,     7,     0,     9,     5,    11,     5,     9,     4,
-       9,     9,     1,     1,     0,     2,     6,     6,     6,     6,
-       4,     6,     6,     3,     4,     5,     3,     3,     4,     4,
-       3,     7,     7,     3,     7,     3,     2,     2,     2,    15,
-       2,     2,     6,     8,     8,    10,     1,     2,     1,     3,
-       4,     1,     5,    11,    13,     0,     7,     0,    13,     0,
-      15,     0,     6,     8,     8,     8,    12,    12,    12,    14,
-      14,    14,     0,    12,     0,    12,     0,    12,     0,    16,
-       0,    16,     0,    16,     0,    18,     0,    18,     0,    18,
-       1,     2,     5,     7,     9,     2,     9,     0,     3,     0,
-       1,     0,     2,     0,     2,     7,     6,     8,     5,     5,
-       6,    10,    10,    10,    10,     2,     3,     1,     3,     2,
-       2,     2,     3,     3,     3,     3,     3,     3,     3,     3,
-       3,     3,     3,     3,     3,     3,     5,     4,     4,     4,
+       7,     7,    11,     8,     0,     9,     8,     9,     3,     4,
+      10,     7,     7,     8,     0,     9,     8,    12,     8,     8,
+       8,     7,     0,     9,     5,    11,     5,     9,     4,     9,
+       9,     1,     1,     0,     2,     6,     6,     6,     6,     4,
+       6,     6,     3,     4,     5,     3,     3,     4,     4,     3,
+       7,     7,     3,     7,     3,     2,     2,     2,    15,     2,
+       2,     6,     8,     8,    10,     1,     2,     1,     3,     4,
+       1,     5,    11,    13,     0,     7,     0,    13,     0,    15,
+       0,     6,     8,     8,     8,    12,    12,    12,    14,    14,
+      14,     0,    12,     0,    12,     0,    12,     0,    16,     0,
+      16,     0,    16,     0,    18,     0,    18,     0,    18,     1,
+       2,     5,     7,     9,     2,     9,     0,     3,     0,     1,
+       0,     2,     0,     2,     7,     6,     8,     5,     5,     6,
+      10,    10,    10,    10,     2,     3,     1,     3,     2,     2,
+       2,     3,     3,     3,     3,     3,     3,     3,     3,     3,
+       3,     3,     3,     3,     3,     5,     4,     4,     4,     4,
+       4,     4,     4,     4,     4,     4,     6,     4,     4,     4,
+       4,     4,     4,     6,     6,     6,     4,     4,     4,     4,
        4,     4,     4,     4,     4,     4,     4,     6,     4,     4,
-       4,     4,     4,     4,     6,     6,     6,     4,     4,     4,
-       4,     4,     4,     4,     4,     4,     4,     4,     6,     4,
-       4,     4,     4,     4,     4,     6,     6,     6,     4,     1,
-       1,     1,     1,     1,     1,     1,     1,     5,     4,     4,
-       2,     5,     3,     6,     4,     7,     6,     1,     2,     2,
-       3,     3,    11,     9,     7,     7,     1,     3,     1,     1,
-       2,     3,     4,     5,     1,     1,     2,     3,     3,     5,
-       4,     1,     1,     3,     6,     1,     1,     3,     3,     9,
-       7,     1,     5,     3,     6,     1,     3,     1,     1,     3,
-       6,     1,     1,     6,     4,     4,     4,     6
+       4,     4,     4,     4,     6,     6,     6,     4,     1,     1,
+       1,     1,     1,     1,     1,     1,     5,     4,     4,     2,
+       5,     3,     6,     4,     7,     6,     1,     2,     2,     3,
+       3,    11,     9,     7,     7,     1,     3,     1,     1,     2,
+       3,     4,     5,     1,     1,     2,     3,     3,     5,     4,
+       1,     1,     3,     6,     1,     1,     3,     3,     9,     7,
+       1,     5,     3,     6,     1,     3,     1,     1,     3,     6,
+       1,     1,     6,     4,     4,     4,     6
 };
 
 /* YYDEFACT[STATE-NAME] -- Default rule to reduce with in state
@@ -1179,290 +1177,286 @@ static const yytype_uint16 yydefact[] =
        0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
        0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
        0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
-       0,     0,   166,     0,   171,     0,     0,   168,     0,     0,
+       0,     0,   165,     0,   170,     0,     0,   167,     0,     0,
        0,     0,     5,     7,     6,     8,     9,    10,    11,    12,
-      13,    19,    18,    14,    15,    16,    17,   299,   306,   361,
-      54,   300,   301,   302,     0,     0,     0,     0,     0,     0,
+      13,    19,    18,    14,    15,    16,    17,   298,   305,   360,
+      54,   299,   300,   301,     0,     0,     0,     0,     0,     0,
        0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
-       0,     0,     0,     0,     0,     0,     0,     0,     0,   362,
-       0,     0,   303,   304,   305,    58,    57,    56,    55,     0,
-       0,     0,    60,    59,     0,     0,     0,     0,   134,     0,
-       0,     0,   237,     0,     0,     0,     0,   158,     0,   160,
-     157,   161,     0,     0,     0,     0,     0,     0,     0,     0,
+       0,     0,     0,     0,     0,     0,     0,     0,     0,   361,
+       0,     0,   302,   303,   304,    58,    57,    56,    55,     0,
+       0,     0,    60,    59,     0,     0,     0,     0,   133,     0,
+       0,     0,   236,     0,     0,     0,     0,   157,     0,   159,
+     156,   160,     0,     0,     0,     0,     0,     0,     0,     0,
        0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
-       0,     0,     0,     0,     0,    93,   105,   115,   123,     0,
-       0,     0,     0,     0,     0,     0,     0,     0,     0,   317,
-       0,     0,     0,     0,     0,   134,     0,     0,     0,     0,
-       0,     0,   134,     0,   235,     0,     0,     0,     0,     0,
-       0,     0,   351,     0,     0,     0,     0,     0,   156,     0,
-       0,   167,     0,   134,     0,   134,     0,     0,     0,     0,
-     310,    29,   361,     0,     0,     0,     0,     0,     0,     0,
+       0,     0,     0,     0,    93,   104,   114,   122,     0,     0,
+       0,     0,     0,     0,     0,     0,     0,     0,   316,     0,
+       0,     0,     0,     0,   133,     0,     0,     0,     0,     0,
+       0,   133,     0,   234,     0,     0,     0,     0,     0,     0,
+       0,   350,     0,     0,     0,     0,     0,   155,     0,     0,
+     166,     0,   133,     0,   133,     0,     0,     0,     0,   309,
+      29,   360,     0,     0,     0,     0,     0,     0,     0,     0,
        0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
        0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
        0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
        0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
-       0,     0,   306,   240,   239,   241,     0,     0,     0,     0,
-       0,     0,     0,     0,     0,   133,     0,   132,     0,    66,
-     153,     0,     0,     0,     0,     0,     0,     0,     0,     0,
-       0,     0,     0,     0,     0,     0,   150,   109,     0,     0,
-       0,     0,   306,     0,     0,   341,   342,   345,   346,     0,
+       0,   305,   239,   238,   240,     0,     0,     0,     0,     0,
+       0,     0,     0,     0,   132,     0,   131,     0,    66,   152,
        0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
-       0,     0,     0,   328,     0,   329,     0,     0,     0,     0,
-       0,   335,   334,     0,   221,   221,     0,     0,     0,     0,
-       0,     0,     0,     0,     0,     0,   319,   318,     0,     0,
-       0,     0,   134,   134,     0,     0,     0,     0,     0,     0,
-       0,   181,     0,   134,   223,     0,     0,     0,   143,     0,
-       0,     0,   236,     0,     0,     0,   155,     0,     0,     0,
-       0,     0,   134,     0,     0,     0,     0,   169,   146,     0,
-     147,     0,     0,     0,   312,     0,     0,    68,     0,     0,
+       0,     0,     0,     0,     0,   149,   108,     0,     0,     0,
+       0,   305,     0,     0,   340,   341,   344,   345,     0,     0,
        0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
+       0,     0,   327,     0,   328,     0,     0,     0,     0,   334,
+     333,     0,   220,   220,     0,     0,     0,     0,     0,     0,
+       0,     0,     0,     0,   318,   317,     0,     0,     0,     0,
+     133,   133,     0,     0,     0,     0,     0,     0,     0,   180,
+       0,   133,   222,     0,     0,     0,   142,     0,     0,     0,
+     235,     0,     0,     0,   154,     0,     0,     0,     0,     0,
+     133,     0,     0,     0,     0,   168,   145,     0,   146,     0,
+       0,     0,   311,     0,     0,    68,     0,     0,     0,     0,
        0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
        0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
        0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
-     358,     0,   357,     0,     0,     0,     0,     0,     0,   238,
-       0,     0,     0,     0,    54,     0,     0,     0,     0,     0,
-     129,     0,     0,     0,     0,   135,    61,     0,   255,   254,
-     253,   252,   248,   249,   251,   250,   243,   242,   244,   245,
-     246,   247,   110,     0,     0,     0,     0,     0,     0,   239,
-     336,     0,     0,     0,     0,     0,     0,     0,     0,     0,
-       0,     0,     0,     0,     0,     0,     0,   330,     0,     0,
-       0,     0,     0,     0,     0,     0,     0,     0,   219,     0,
+       0,     0,     0,     0,     0,     0,     0,     0,   357,     0,
+     356,     0,     0,     0,     0,     0,     0,   237,     0,     0,
+       0,     0,    54,     0,     0,     0,     0,     0,   128,     0,
+       0,     0,     0,   134,    61,     0,   254,   253,   252,   251,
+     247,   248,   250,   249,   242,   241,   243,   244,   245,   246,
+     109,     0,     0,     0,     0,     0,     0,   238,   335,     0,
+       0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
+       0,     0,     0,     0,     0,   329,     0,     0,     0,     0,
+       0,     0,     0,     0,     0,   218,     0,     0,     0,     0,
+       0,     0,     0,     0,     0,     0,     0,     0,     0,   320,
+     319,     0,     0,     0,     0,     0,     0,     0,     0,     0,
+     174,     0,     0,     0,     0,   143,     0,     0,   139,     0,
        0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
-       0,     0,   321,   320,     0,     0,     0,     0,     0,     0,
-       0,     0,     0,   175,     0,     0,     0,     0,   144,     0,
-       0,   140,     0,     0,     0,     0,     0,     0,     0,     0,
-       0,     0,     0,   170,     0,   148,   149,     0,   308,   314,
-       0,    39,     0,     0,     0,    52,     0,    30,    31,    32,
-      33,    34,   257,   278,   258,   279,   259,   280,   260,   281,
-     261,   282,   262,   283,   263,   284,   264,   285,   265,   286,
-     277,   298,   266,   287,     0,     0,   268,   289,   269,   290,
-     270,   291,   271,   292,   272,   293,   273,   294,     0,     0,
-       0,     0,     0,     0,     0,     0,   366,     0,     0,   364,
-     365,    79,     0,     0,     0,     0,     0,    54,     0,     0,
-       0,     0,     0,    73,     0,     0,     0,     0,   309,     0,
-       0,     0,     0,     0,    22,    20,     0,     0,     0,     0,
-     343,     0,     0,   338,   244,   337,   347,   348,     0,     0,
+     169,     0,   147,   148,     0,   307,   313,     0,    39,     0,
+       0,     0,    52,     0,    30,    31,    32,    33,    34,   256,
+     277,   257,   278,   258,   279,   259,   280,   260,   281,   261,
+     282,   262,   283,   263,   284,   264,   285,   276,   297,   265,
+     286,     0,     0,   267,   288,   268,   289,   269,   290,   270,
+     291,   271,   292,   272,   293,     0,     0,     0,     0,     0,
+       0,     0,     0,   365,     0,     0,   363,   364,    79,     0,
+       0,     0,     0,     0,    54,     0,     0,     0,     0,     0,
+      73,     0,     0,     0,     0,   308,     0,     0,     0,     0,
+       0,    22,    20,     0,     0,     0,     0,   342,     0,     0,
+     337,   243,   336,   346,   347,     0,     0,     0,     0,     0,
+       0,     0,     0,     0,     0,     0,     0,     0,   330,     0,
+       0,     0,     0,     0,     0,   216,   221,   219,     0,   227,
+       0,     0,    86,    87,     0,     0,     0,     0,     0,     0,
+       0,     0,     0,     0,   124,   126,     0,     0,     0,     0,
+       0,     0,     0,     0,   209,     0,   171,     0,   223,   228,
        0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
-       0,   331,     0,     0,     0,     0,     0,     0,     0,   217,
-     222,   220,     0,   228,     0,     0,    86,    87,     0,     0,
-       0,     0,     0,     0,     0,     0,     0,     0,   125,   127,
-       0,     0,     0,     0,     0,     0,     0,     0,   210,     0,
-     172,     0,   224,   229,     0,     0,     0,     0,     0,     0,
-       0,     0,     0,     0,     0,     0,   145,     0,     0,     0,
-       0,     0,     0,   311,     0,   307,     0,     0,     0,     0,
-       0,    26,     0,     0,     0,     0,     0,     0,     0,     0,
-       0,   359,     0,     0,     0,   308,    64,    65,     0,     0,
-       0,     0,     0,    67,    69,    71,     0,     0,   355,     0,
-      77,     0,     0,     0,     0,   256,    21,     0,     0,     0,
-       0,     0,   340,     0,     0,    90,    90,     0,     0,     0,
-       0,     0,     0,     0,     0,     0,     0,   332,     0,    95,
-       0,     0,     0,     0,     0,     0,     0,   226,     0,     0,
+       0,     0,   144,     0,     0,     0,     0,     0,     0,   310,
+       0,   306,     0,     0,     0,     0,     0,    26,     0,     0,
+       0,     0,     0,     0,     0,     0,     0,   358,     0,     0,
+       0,   307,    64,    65,     0,     0,     0,     0,     0,    67,
+      69,    71,     0,     0,   354,     0,    77,     0,     0,     0,
+       0,   255,    21,     0,     0,     0,     0,     0,   339,     0,
+       0,    90,    90,     0,     0,     0,     0,     0,     0,     0,
+       0,     0,     0,   331,     0,    95,     0,     0,     0,     0,
+       0,     0,   225,     0,     0,     0,     0,     0,     0,     0,
+       0,     0,     0,     0,     0,     0,     0,     0,     0,   214,
+       0,     0,   181,   210,     0,     0,   229,     0,   141,   140,
+       0,    27,    28,     0,     0,     0,   351,     0,     0,     0,
+     161,     0,     0,   151,   312,   150,     0,     0,     0,     0,
+     325,     0,   266,   287,   273,   294,   274,   295,   275,   296,
+       0,   366,   362,   315,     0,    54,     0,     0,     0,     0,
+      62,     0,     0,     0,   352,     0,     0,     0,     0,    23,
+      24,     0,     0,    92,     0,   338,     0,     0,     0,     0,
+       0,    96,     0,     0,   111,   112,     0,     0,    97,   121,
+     332,     0,     0,     0,    88,     0,   224,     0,     0,     0,
+       0,     0,     0,     0,     0,   153,     0,     0,     0,     0,
+     133,     0,   191,     0,   193,     0,   195,   327,     0,     0,
+       0,     0,   175,     0,     0,   100,   101,     0,     0,     0,
+       0,    80,     0,   314,     0,    35,     0,     0,     0,     0,
+       0,    37,     0,     0,     0,     0,    74,     0,     0,    75,
+       0,   355,   135,   136,   137,   138,     0,     0,   343,     0,
+      91,    98,    99,   103,     0,     0,   113,     0,     0,   226,
+     106,     0,     0,   217,   120,     0,     0,     0,     0,   119,
+       0,   118,   116,     0,     0,     0,   324,     0,   323,     0,
+       0,   182,     0,     0,   183,     0,     0,   184,     0,     0,
+       0,     0,     0,     0,     0,     0,     0,     0,   349,     0,
+     163,   162,     0,     0,     0,    40,     0,     0,     0,   326,
+       0,     0,     0,   359,    63,    70,    72,     0,    78,     0,
+      25,     0,     0,     0,     0,     0,     0,     0,   107,    94,
+     105,   115,   123,     0,    84,    85,   133,     0,   127,     0,
+       0,     0,     0,     0,     0,   211,     0,     0,   133,     0,
+     130,   129,     0,     0,     0,     0,    81,    82,     0,    36,
+       0,     0,     0,    38,    53,     0,   353,     0,   230,   231,
+     232,   233,   110,     0,     0,     0,     0,   322,     0,     0,
        0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
-       0,     0,     0,     0,   215,     0,     0,   182,   211,     0,
-       0,   230,     0,   142,   141,     0,    27,    28,     0,     0,
-       0,   352,     0,     0,     0,   162,     0,     0,   152,   313,
-     151,     0,     0,     0,     0,   326,     0,   267,   288,   274,
-     295,   275,   296,   276,   297,     0,   367,   363,   316,     0,
-      54,     0,     0,     0,     0,    62,     0,     0,     0,   353,
-       0,     0,     0,     0,    23,    24,     0,     0,    92,     0,
-     339,     0,     0,     0,     0,     0,    96,     0,     0,   112,
-     113,     0,     0,    97,   122,   333,     0,     0,     0,     0,
-      88,     0,   225,     0,     0,     0,     0,     0,     0,     0,
-       0,   154,     0,     0,     0,     0,   134,     0,   192,     0,
-     194,     0,   196,   328,     0,     0,     0,     0,   176,     0,
-       0,   101,   102,     0,     0,     0,     0,    80,     0,   315,
-       0,    35,     0,     0,     0,     0,     0,    37,     0,     0,
-       0,     0,    74,     0,     0,    75,     0,   356,   136,   137,
-     138,   139,     0,     0,   344,     0,    91,    98,    99,   104,
-       0,     0,   114,     0,     0,     0,   227,   107,     0,     0,
-     218,   121,     0,     0,     0,     0,   120,     0,   119,   117,
-       0,     0,     0,   325,     0,   324,     0,     0,   183,     0,
-       0,   184,     0,     0,   185,     0,     0,     0,     0,     0,
-       0,     0,     0,     0,     0,   350,     0,   164,   163,     0,
-       0,     0,    40,     0,     0,     0,   327,     0,     0,     0,
-     360,    63,    70,    72,     0,    78,     0,    25,     0,     0,
-       0,     0,     0,     0,     0,     0,   108,    94,   106,   116,
-     124,     0,    84,    85,   134,     0,   128,     0,     0,     0,
-       0,     0,     0,   212,     0,     0,   134,     0,   131,   130,
-       0,     0,     0,     0,    81,    82,     0,    36,     0,     0,
-       0,    38,    53,     0,   354,     0,   231,   232,   233,   234,
-     111,     0,     0,     0,     0,     0,   323,     0,     0,     0,
-       0,     0,     0,     0,     0,     0,     0,     0,     0,   177,
-       0,     0,   349,   165,     0,     0,     0,     0,     0,    76,
-       0,     0,     0,     0,   126,     0,   198,     0,     0,   200,
-       0,     0,   202,     0,     0,     0,   213,     0,   173,     0,
-     134,   103,    83,     0,    44,     0,    50,     0,     0,     0,
-      89,   118,   322,   186,     0,     0,   193,   187,     0,     0,
-     195,   188,     0,     0,   197,     0,     0,     0,   179,     0,
-       0,     0,     0,     0,     0,     0,   204,     0,   206,     0,
-     208,   214,   216,   178,   174,     0,    41,     0,    48,     0,
-       0,     0,     0,   189,     0,     0,   190,     0,     0,   191,
-       0,     0,     0,    42,     0,     0,   159,     0,     0,     0,
-       0,     0,     0,     0,   180,     0,     0,     0,     0,     0,
-     199,     0,   201,     0,   203,     0,    43,    45,     0,    46,
-       0,   100,     0,     0,     0,     0,     0,    51,   205,   207,
-     209,    47,    49
+     176,     0,     0,   348,   164,     0,     0,     0,     0,     0,
+      76,     0,     0,     0,   125,     0,   197,     0,     0,   199,
+       0,     0,   201,     0,     0,     0,   212,     0,   172,     0,
+     133,   102,    83,     0,    44,     0,    50,     0,     0,    89,
+     117,   321,   185,     0,     0,   192,   186,     0,     0,   194,
+     187,     0,     0,   196,     0,     0,     0,   178,     0,     0,
+       0,     0,     0,     0,   203,     0,   205,     0,   207,   213,
+     215,   177,   173,     0,    41,     0,    48,     0,     0,     0,
+     188,     0,     0,   189,     0,     0,   190,     0,     0,     0,
+      42,     0,     0,   158,     0,     0,     0,     0,     0,     0,
+     179,     0,     0,     0,     0,   198,     0,   200,     0,   202,
+       0,    43,    45,     0,    46,     0,     0,     0,     0,     0,
+       0,    51,   204,   206,   208,    47,    49
 };
 
 /* YYDEFGOTO[NTERM-NUM].  */
 static const yytype_int16 yydefgoto[] =
 {
-      -1,     2,     3,    62,   666,    63,    64,   406,   970,   976,
-     587,   756,  1106,  1232,   588,  1200,  1258,   589,  1234,   590,
-     591,   760,   129,   220,    65,   705,  1009,   913,   475,   347,
-     348,   349,   350,   315,   286,   287,    68,    69,    70,    71,
-      72,   316,   731,  1169,  1215,   551,  1029,  1032,  1035,  1184,
-    1188,  1192,  1224,  1227,  1230,   727,   728,   826,   702,   528,
-     555,    74,    75,    76,   333,   132,   356,   179,   874,   875,
-     343,   335,   319,   204,   657,   789,   451,   452
+      -1,     2,     3,    62,   663,    63,    64,   404,   964,   970,
+     584,   752,  1098,  1219,   585,  1189,  1243,   586,  1221,   587,
+     588,   756,   129,   219,    65,   701,  1002,   908,   473,   345,
+     346,   347,   348,   314,   285,   286,    68,    69,    70,    71,
+      72,   315,   727,  1159,  1203,   548,  1022,  1025,  1028,  1173,
+    1177,  1181,  1211,  1214,  1217,   723,   724,   821,   698,   525,
+     552,    74,    75,    76,   332,   132,   354,   178,   869,   870,
+     341,   334,   318,   203,   654,   785,   449,   450
 };
 
 /* YYPACT[STATE-NUM] -- Index in YYTABLE of the portion describing
    STATE-NUM.  */
-#define YYPACT_NINF -1050
+#define YYPACT_NINF -1044
 static const yytype_int16 yypact[] =
 {
-    2878,    33,    42,  2956, -1050, -1050,  1357,    69,     2,   -70,
-      15,    88,   102,   106,   -89,    -7,    27,   -41,    66,    80,
-     -47,    83,   142,    61,   -22,   251,   255,   285,    74,   298,
-     164,   450,   247,   241,    52,    52,   274,   -23,   360,   377,
-     389,     5,   174,   399,   418,   454,   476,   350,   361,   378,
-      10,    34, -1050,   408, -1050,   526,   398, -1050,   541,   556,
-       0,    18, -1050, -1050, -1050, -1050, -1050, -1050, -1050, -1050,
-   -1050, -1050, -1050, -1050, -1050, -1050, -1050, -1050,    22,   409,
-     542, -1050, -1050, -1050,    49,   130,   138,   223,   344,   374,
-     423,   457,   461,   466,   477,   478,   481,   505,   512,   513,
-     528,   535,   540,   545,   548,   419,   444,   449,   469, -1050,
-     608,   486, -1050, -1050, -1050, -1050, -1050, -1050, -1050,  2301,
-    2301,  2301, -1050, -1050,  2301,  1870,    14,   616,    12,  2301,
-     623,   615, -1050,   624,   628,  2301,   630, -1050,  2301, -1050,
-   -1050, -1050,  2301,  2232,  2301,  2301,   508,  2301,  2232,  2301,
-    2301,   516,  2232,  2301,  2301,  1537,   525,  2301,   522,   534,
-     544,  1405,  1405,  1405,   551, -1050, -1050, -1050, -1050,   554,
-     570,   575,   670,    52,    52,    52,  2301,  2301,   -36, -1050,
-      65,    52,   553,   585,   588,  2100,   204,  1405,  1537,   610,
-      37,   622, -1050,   743, -1050,   635,   652,   656,   772,  2301,
-    2301,  2301,   642,  2301,   646,   700,  2301,  2301, -1050,  2301,
-     797, -1050,   824, -1050,   832, -1050,   709,  2301,   841,   766,
-   -1050, -1050, -1050,   857,  2301,  2301,  2301,  2301,  2301,  2301,
-    2301,  2301,  2301,  2301,  2301,  2301,  2301,  2301,  2301,  2301,
-    2301,  2301,  2301,  2301,  2301,  2301,  2301,  2301,  2301,  2301,
-    2301,  2301,  2301,  2301,  2301,  2301,  2301,  2301,  2301,  2301,
-    2301,  2301,  2301,  2301,  2301,  2301,   480,   480,   480,   480,
-    2301,   885,   529,   775,   775,   775,  5189,     8,  2232,  4453,
-     207,   773,   912,   786,   782, -1050,   783,  3022,   777, -1050,
-   -1050,  2301,  2301,  2301,  2301,  2301,  2301,  2301,  2301,  2301,
-    2301,  2301,  2301,  2301,  2301,  2301, -1050, -1050,  1187,   -75,
-    3699,  5210,   502,   787,  2232, -1050, -1050,   905, -1050,   549,
-    5231,  5252,  2301,  5273,   550,  5294,  5315,  2301,   559,  5336,
-    5357,  1669,  1218,  1059,   919, -1050,  2301,  5378,  2301,  2301,
-    2301, -1050, -1050,   921,   922,   922,  2301,   798,   799,   800,
-     801,  2301,  2301,  2301,   803,   -48, -1050, -1050,  3725,  3751,
-      52,    52,    12,    12,   229,  2301,  2301,  2301,  2100,  2100,
-    2301,  3022,   302, -1050,   931,   932,  2301,   934, -1050,  2301,
-    2301,  1575, -1050,  2232,  2301,  2301, -1050,  5399,  5420,  5441,
-     849,  3777, -1050,   802,  2681,  5462,  4476, -1050, -1050,  1707,
-   -1050,  1971,  2301,  4499,   184,  2301,    13, -1050,  5483,  4522,
-    5504,  4545,  5525,  4568,  5546,  4591,  5567,  4614,  5588,  4637,
-    5609,  4660,  5630,  4683,  5651,  4706,  5672,  4729,  5693,  4752,
-    3803,  3829,  5714,  4775,  5735,  4798,  5756,  4821,  5777,  4844,
-    5798,  4867,  5819,  4890,  3855,  3881,  3907,  3933,  3959,  3985,
-     168,   -49, -1050,   804,   810,   816,  2043,   812,  2301, -1050,
-    1537,  1537,   560,   170,   542,  2301,   946,   949,    16,   819,
-   -1050,   -67,   -31,   -37,   -56, -1050, -1050,  2706,   757,   594,
-     728,   728,   330,   330,   330,   330,   268,   268,   775,   775,
-     775,   775, -1050,    46,  2232,  2301,   951,  2065,  2301,   775,
-   -1050,  2301,  2232,  2232,   861,   952,   953,  5840,   956,   869,
-     958,   961,  5861,   874,   964,   966,  2232, -1050,   563,  1801,
-    2301,  5882,   968,  2779,  5903,  5924,  2301,  1537,   972,   971,
-    5945,  2358,  2358,  2358,  2358,  5966,  5987,  6008,   842,    52,
-    2301,  2301, -1050, -1050,   839,   840,  2301,  4011,  4037,  4063,
-    3673,   297,    52,  2093,  2301,   977,  2301,  6029, -1050,  4913,
-    4936, -1050,   583,  4959,  4982,   978,   979,   983,   847,  2301,
-    2400,  2301,  2301, -1050,    28, -1050, -1050,  5005,    32, -1050,
-    3057, -1050,   859,   860,   854, -1050,   989, -1050, -1050, -1050,
-   -1050, -1050, -1050, -1050, -1050, -1050, -1050, -1050, -1050, -1050,
-   -1050, -1050, -1050, -1050, -1050, -1050, -1050, -1050, -1050, -1050,
-   -1050, -1050, -1050, -1050,  2301,  2301, -1050, -1050, -1050, -1050,
-   -1050, -1050, -1050, -1050, -1050, -1050, -1050, -1050,  2301,  2301,
-    2301,  2301,  2301,  2301,  2301,   992, -1050,  2232,   480, -1050,
-   -1050, -1050,  2301,  5028,   991,   994,   862, -1050,    41,  2301,
-     995,   996,  2464, -1050,   997,   868,    10,   999, -1050,  2232,
-    2232,  2232,  2232,  2301, -1050,   886,   480,    -4,  4089,    52,
-   -1050,  2232,  3085,  2729,   775, -1050,   905, -1050,   959,  1537,
-    1537,  1000,  1537,   697,  1537,  1537,  1004,   960,  1537,  1537,
-     614, -1050,  2232,  2487,  1005,   875,  1007,  1009,  1010,  2165,
-   -1050, -1050,  1027, -1050,  1028,   902,  6260, -1050,   907,   908,
-     910,  1032,  1038,  1039,  1044,   309,  4115,  4141, -1050, -1050,
-    3113,    52,    52,    52,  1043,   911,   917,   -17, -1050,   312,
-   -1050,   297,  6260, -1050,  2507,   913,  1048,  1049,  1006,  1050,
-    1052,  1537,  1537,  1537,  1055,  4167, -1050,  2749,   702,  1058,
-    1060,  1062,  1067, -1050,  1066, -1050,   940,  2301,  2301,  1537,
-     935, -1050,  6050,  5051,  6071,  5074,  6092,  5097,  6113,  5120,
-    5143, -1050,    68,   942,  6134,   467, -1050, -1050,   199,   277,
-     937,  1070,  2540, -1050, -1050, -1050,    10,  2301, -1050,   633,
-   -1050,   643,   651,   655,   659,  6260, -1050,  1072,    48,  2301,
-      50,   660, -1050,  2301,   939,  1022,  1022,  1537,  1076,   948,
-     950,  1080,  1083,  1537,   955,  1085,  1086, -1050,   665, -1050,
-    1088,  2301,  1537,  1537,  1537,  1092,  1091, -1050,  1537,  1093,
-    1094,  1097,  1098,  1537,  1537,  1537,   317,  2301,  2301,  2301,
-     967,   -74,   262,   282, -1050,  1537,  2301, -1050, -1050,  2100,
-     188, -1050,  2232, -1050, -1050,   973, -1050, -1050,  1100,  1102,
-    1008, -1050,  2301,  2301,  2301, -1050,  1105,  1108, -1050,   184,
-   -1050,  2301,  4193,  4219,   668, -1050,  2301, -1050, -1050, -1050,
-   -1050, -1050, -1050, -1050, -1050,   980, -1050, -1050, -1050,  1537,
-     542,  2301,  1112,  1116,    16, -1050,  1115,  5166,    10, -1050,
-    1119,  1120,  1121,  1122, -1050, -1050,   480,  4245, -1050,   962,
-    6260,  2301,    52,  1123,  1124,  1125, -1050,  2301,  2301, -1050,
-   -1050,  1126,  2301, -1050, -1050, -1050,  1128,  4271,  1129,  1130,
-    1042,  2301, -1050,  1134,  1537,  1537,  1537,  1537,  1135,   750,
-    1136, -1050,  2358,  3141,  6155,  2973,    12,    52,  1137,    52,
-    1138,    52,  1139,   349,  1011,  6176,  3169,   363, -1050,   669,
-    2301, -1050, -1050,  1537,  3001,   644,  6197, -1050,  1933, -1050,
-     140,  6260,  2301,  2301,  1537,  1012,   672,  6260,  1142,  1141,
-    1143,  2560, -1050,  1127,  1147, -1050,  1018, -1050, -1050, -1050,
-   -1050, -1050,  1150,  2301, -1050,  3197,   248, -1050, -1050, -1050,
-    3225,  3253, -1050,  3281,  1153,  2301, -1050, -1050,  1099,  1154,
-    6260, -1050,  1156,  1157,  1158,  1159, -1050,  1019, -1050, -1050,
-    2586,  1160,  1030, -1050,  2301, -1050,  1026,   376, -1050,  1031,
-     400, -1050,  1047,   407, -1050,  1056,  1162,  1537,  1182,  1057,
-    2301,  1184,  3309,  1109,  2301, -1050,  2301, -1050, -1050,  2232,
-    2609,  1186, -1050,  2301,  4297,  4323, -1050,  1537,  2301,  1189,
-   -1050, -1050, -1050, -1050,    10, -1050,  1107, -1050,  4349,  1192,
-    1195,  1196,  1200,  1201,  4375,  1068, -1050, -1050, -1050, -1050,
-   -1050,  1537, -1050, -1050,    12,  3029, -1050,  2100,   297,  2100,
-     297,  2100,   297, -1050,   673,  1537, -1050,  3337, -1050, -1050,
-    2301,  3365,  3393,   696, -1050, -1050,  1071,  6260,  2301,  2301,
-     720,  6260, -1050,  1204, -1050,  2301, -1050, -1050, -1050, -1050,
-   -1050,  1207,  2301,   723,  1077,  2301, -1050,  3421,   414,   190,
-    3449,   431,   198,  3477,   464,   263,  1537,  1211,  1149,  2456,
-    1079,  2629, -1050, -1050,  1214,  2301,  6218,  4401,    21, -1050,
-    4427,  1084,  3505,  1219, -1050,  3533,  1224,  2301,  1225,  1247,
-    2301,  1248,  1249,  2301,  1250,  1117, -1050,  2301, -1050,   297,
-   -1050, -1050, -1050,   727, -1050,  2301, -1050,  1537,  2301,  1252,
-   -1050, -1050, -1050, -1050,  1131,  3561, -1050, -1050,  1132,  3589,
-   -1050, -1050,  1133,  3617, -1050,  1253,  2662,   271,  2511,  1254,
-    1140,  6239,   730,  3645,  1144,   297,  1255,   297,  1256,   297,
-    1258, -1050, -1050, -1050, -1050,   297, -1050,   480, -1050,  1151,
-    1259,  1261,   276, -1050,  1180,   319, -1050,  1181,   337, -1050,
-    1183,   341,   747, -1050,  1188,  1537, -1050,  1148,  1262,   297,
-    1263,   297,  1268,   297, -1050,   480,  1269,   480,   776,  1270,
-   -1050,   352, -1050,   367, -1050,   371, -1050, -1050,   779, -1050,
-    1271, -1050,  1272,  1273,  1275,   480,  1276, -1050, -1050, -1050,
-   -1050, -1050, -1050
+    2881,    11,    37,  2959, -1044, -1044,  1360,     0,     1,   -69,
+      25,    68,    93,   103,    27,    62,    70,   -42,    78,    82,
+     -10,   143,   170,   104,    66,   214,   271,   334,    17,   313,
+     132,    36,   208,   252,    65,    65,   282,   216,   375,   392,
+     370,    21,    84,   377,   444,   445,   456,   320,   346,   350,
+      14,    35, -1044,   355, -1044,   457,   361, -1044,   495,   498,
+      16,    23, -1044, -1044, -1044, -1044, -1044, -1044, -1044, -1044,
+   -1044, -1044, -1044, -1044, -1044, -1044, -1044, -1044,    20,   390,
+     541, -1044, -1044, -1044,   220,   260,   288,   311,   333,   383,
+     432,   449,   481,   494,   499,   513,   523,   531,   549,   568,
+     571,   572,   575,   597,   604,   382,   387,   406,   409, -1044,
+     503,   420, -1044, -1044, -1044, -1044, -1044, -1044, -1044,  2304,
+    2304,  2304, -1044, -1044,  2304,  1873,    19,   553,   342,  2304,
+     501,   691, -1044,   555,   558,  2304,   570, -1044,  2304, -1044,
+   -1044, -1044,  2304,  2235,  2304,  2304,   443,  2304,  2235,  2304,
+    2304,   453,  2235,  2304,  2304,  1540,   471,   505,   493,   506,
+    1408,  1408,  1408,   516, -1044, -1044, -1044, -1044,   530,   552,
+     563,   585,    65,    65,    65,  2304,  2304,   -64, -1044,   181,
+      65,   569,   586,   591,  2103,   210,  1408,  1540,   592,    29,
+     560, -1044,   730, -1044,   605,   611,   617,   757,  2304,  2304,
+    2304,   630,  2304,   631,   692,  2304,  2304, -1044,  2304,   769,
+   -1044,   785, -1044,   797, -1044,   685,  2304,   820,   689, -1044,
+   -1044, -1044,   819,  2304,  2304,  2304,  2304,  2304,  2304,  2304,
+    2304,  2304,  2304,  2304,  2304,  2304,  2304,  2304,  2304,  2304,
+    2304,  2304,  2304,  2304,  2304,  2304,  2304,  2304,  2304,  2304,
+    2304,  2304,  2304,  2304,  2304,  2304,  2304,  2304,  2304,  2304,
+    2304,  2304,  2304,  2304,  2304,   467,   467,   467,   467,  2304,
+     827,   500,   704,   704,   704,  5168,     7,  2235,  4432,   206,
+     696,   842,   723,   710, -1044,   722,  3025,  1128, -1044, -1044,
+    2304,  2304,  2304,  2304,  2304,  2304,  2304,  2304,  2304,  2304,
+    2304,  2304,  2304,  2304,  2304, -1044, -1044,  1160,   -84,  3730,
+    5189,   598,   731,  2235, -1044, -1044,  2663, -1044,   380,  5210,
+    5231,  2304,  5252,   602,  5273,  5294,  2304,   603,  5315,  5336,
+    1672,  1196,  2683,   871, -1044,  2304,  2304,  2304,  2304, -1044,
+   -1044,   876,   878,   878,  2304,   753,   754,   755,   756,  2304,
+    2304,  2304,   758,   189, -1044, -1044,  3756,  3782,    65,    65,
+     342,   342,   203,  2304,  2304,  2304,  2103,  2103,  2304,  3025,
+     281, -1044,   884,   886,  2304,   888, -1044,  2304,  2304,  1578,
+   -1044,  2235,  2304,  2304, -1044,  5357,  5378,  5399,   803,  3808,
+   -1044,   759,  2709,  5420,  4455, -1044, -1044,  1710, -1044,  1974,
+    2304,  4478,    41,  2304,    12, -1044,  5441,  4501,  5462,  4524,
+    5483,  4547,  5504,  4570,  5525,  4593,  5546,  4616,  5567,  4639,
+    5588,  4662,  5609,  4685,  5630,  4708,  5651,  4731,  3834,  3860,
+    5672,  4754,  5693,  4777,  5714,  4800,  5735,  4823,  5756,  4846,
+    5777,  4869,  3886,  3912,  3938,  3964,  3990,  4016,   627,   -33,
+   -1044,   762,   763,   764,  1225,   765,  2304, -1044,  1540,  1540,
+     635,   169,   541,  2304,   890,   898,    18,   767, -1044,    57,
+      51,    33,   168, -1044, -1044,  2732,   554,   595,   634,   634,
+     486,   486,   486,   486,   562,   562,   704,   704,   704,   704,
+   -1044,     6,  2235,  2304,   901,  2068,  2304,   704, -1044,  2304,
+    2235,  2235,   810,   902,   903,  5798,   905,   818,   907,   908,
+    5819,   821,   914,   917,  2235, -1044,   640,  1804,  2304,  5840,
+    3060,  5861,  5882,  2304,  1540,   921,   922,  5903,  2361,  2361,
+    2361,  2361,  5924,  5945,  5966,   792,    65,  2304,  2304, -1044,
+   -1044,   790,   791,  2304,  4042,  4068,  4094,  3704,   190,    65,
+    2096,  2304,   927,  2304,  5987, -1044,  4892,  4915, -1044,   641,
+    4938,  4961,   928,   929,   930,   801,  2304,  2403,  2304,  2304,
+   -1044,     8, -1044, -1044,  4984,    44, -1044,  3088, -1044,   809,
+     811,   794, -1044,   939, -1044, -1044, -1044, -1044, -1044, -1044,
+   -1044, -1044, -1044, -1044, -1044, -1044, -1044, -1044, -1044, -1044,
+   -1044, -1044, -1044, -1044, -1044, -1044, -1044, -1044, -1044, -1044,
+   -1044,  2304,  2304, -1044, -1044, -1044, -1044, -1044, -1044, -1044,
+   -1044, -1044, -1044, -1044, -1044,  2304,  2304,  2304,  2304,  2304,
+    2304,  2304,   942, -1044,  2235,   467, -1044, -1044, -1044,  2304,
+    5007,   941,   943,   814, -1044,    42,  2304,   945,   946,  2046,
+   -1044,   947,   822,    14,   949, -1044,  2235,  2235,  2235,  2235,
+    2304, -1044,   833,   467,    75,  4120,    65, -1044,  2235,  3116,
+    2752,   704, -1044,  2663, -1044,   911,  1540,  1540,   951,  1540,
+     732,  1540,  1540,   952,   910,  1540,  1540,   645, -1044,  2235,
+    2467,   958,   962,   963,   964,  2168, -1044, -1044,   966, -1044,
+     967,   848,  6218, -1044,   849,   851,   856,   984,   985,   986,
+     990,   331,  4146,  4172, -1044, -1044,  3144,    65,    65,    65,
+     989,   857,   863,   -38, -1044,   338, -1044,   190,  6218, -1044,
+    2490,   859,   994,   995,   953,   996,   997,  1540,  1540,  1540,
+    1001,  4198, -1044,  2783,  1070,  1002,  1003,  1004,  1005, -1044,
+    1006, -1044,   875,  2304,  2304,  1540,   873, -1044,  6008,  5030,
+    6029,  5053,  6050,  5076,  6071,  5099,  5122, -1044,   175,   880,
+    6092,   217, -1044, -1044,   268,   276,   879,  1008,  2510, -1044,
+   -1044, -1044,    14,  2304, -1044,   649, -1044,   653,   656,   657,
+     660,  6218, -1044,  1011,    13,  2304,     4,   680, -1044,  2304,
+     881,   960,   960,  1540,  1014,   882,   883,  1018,  1019,  1540,
+     889,  1020,  1022, -1044,   698, -1044,  1025,  1540,  1540,  1540,
+    1028,  1029, -1044,  1540,  1027,  1030,  1031,  1032,  1540,  1540,
+    1540,   367,  2304,  2304,  2304,   906,   -66,   -31,   228, -1044,
+    1540,  2304, -1044, -1044,  2103,   -36, -1044,  2235, -1044, -1044,
+     909, -1044, -1044,  1035,  1036,   956, -1044,  2304,  2304,  2304,
+   -1044,  1037,  1044, -1044,    41, -1044,  2304,  4224,  4250,   701,
+   -1044,  2304, -1044, -1044, -1044, -1044, -1044, -1044, -1044, -1044,
+     915, -1044, -1044, -1044,  1540,   541,  2304,  1047,  1050,    18,
+   -1044,  1049,  5145,    14, -1044,  1051,  1055,  1056,  1057, -1044,
+   -1044,   467,  4276, -1044,   920,  6218,  2304,    65,  1059,  1060,
+    1061, -1044,  2304,  2304, -1044, -1044,  1062,  2304, -1044, -1044,
+   -1044,  1067,  1068,  1074,   987,  2304, -1044,  1077,  1540,  1540,
+    1540,  1540,  1078,   839,  1079, -1044,  2361,  3172,  6113,  2976,
+     342,    65,  1081,    65,  1082,    65,  1083,   315,   954,  6134,
+    3200,   374, -1044,   707,  2304, -1044, -1044,  1540,  3004,   476,
+    6155, -1044,  1936, -1044,   278,  6218,  2304,  2304,  1540,   950,
+     715,  6218,  1087,  1086,  1090,  2543, -1044,  1091,  1093, -1044,
+     965, -1044, -1044, -1044, -1044, -1044,  1094,  2304, -1044,  3228,
+     290, -1044, -1044, -1044,  3256,  3284, -1044,  3312,  1092, -1044,
+   -1044,  1054,  1098,  6218, -1044,  1099,  1100,  1102,  1103, -1044,
+     972, -1044, -1044,  2563,  1108,   976, -1044,  2304, -1044,   977,
+     405, -1044,   979,   417, -1044,   980,   427, -1044,   981,  1111,
+    1540,  1115,   983,  2304,  1118,  3340,  1038,  2304, -1044,  2304,
+   -1044, -1044,  2235,  2589,  1120, -1044,  2304,  4302,  4328, -1044,
+    1540,  2304,  1121, -1044, -1044, -1044, -1044,    14, -1044,  1039,
+   -1044,  4354,  1123,  1125,  1127,  1129,  1130,   998, -1044, -1044,
+   -1044, -1044, -1044,  1540, -1044, -1044,   342,  3032, -1044,  2103,
+     190,  2103,   190,  2103,   190, -1044,   716,  1540, -1044,  3368,
+   -1044, -1044,  2304,  3396,  3424,   720, -1044, -1044,   999,  6218,
+    2304,  2304,   725,  6218, -1044,  1131, -1044,  2304, -1044, -1044,
+   -1044, -1044, -1044,  2304,   728,  1007,  2304, -1044,  3452,   435,
+     -34,  3480,   446,   -25,  3508,   448,   -16,  1540,  1134,  1085,
+    2459,  1010,  2612, -1044, -1044,  1136,  2304,  6176,  4380,    26,
+   -1044,  4406,  3536,  1137, -1044,  3564,  1139,  2304,  1140,  1146,
+    2304,  1147,  1148,  2304,  1149,  1015, -1044,  2304, -1044,   190,
+   -1044, -1044, -1044,   729, -1044,  2304, -1044,  1540,  2304, -1044,
+   -1044, -1044, -1044,  1017,  3592, -1044, -1044,  1021,  3620, -1044,
+   -1044,  1023,  3648, -1044,  1152,  2632,    -1,  2514,  1154,  1024,
+    6197,   733,  3676,   190,  1159,   190,  1161,   190,  1162, -1044,
+   -1044, -1044, -1044,   190, -1044,   467, -1044,  1033,  1168,   129,
+   -1044,  1040,   194, -1044,  1041,   373, -1044,  1042,   386,   734,
+   -1044,  1043,  1540, -1044,  1169,   190,  1170,   190,  1172,   190,
+   -1044,   467,  1173,   467,   738, -1044,   397, -1044,   402, -1044,
+     413, -1044, -1044,   743, -1044,  1195,  1197,  1202,  1226,   467,
+    1227, -1044, -1044, -1044, -1044, -1044, -1044
 };
 
 /* YYPGOTO[NTERM-NUM].  */
 static const yytype_int16 yypgoto[] =
 {
-   -1050, -1050, -1050, -1050,   426, -1050, -1050, -1050, -1050,   122,
-   -1050, -1050, -1050, -1050, -1050, -1050, -1050, -1050, -1050, -1050,
-   -1050, -1050,  -273,    -2, -1050,    73, -1050,   484,  1290, -1050,
-   -1050, -1050, -1050,     3,  -361,  -182, -1050, -1050, -1050, -1050,
-   -1050,  1291, -1050, -1050, -1050, -1050, -1050, -1050, -1050, -1050,
-   -1050, -1050, -1050, -1050, -1050,  -648,  -546, -1050, -1050,   954,
-   -1050, -1050, -1050, -1050,    -6, -1050,    23, -1050, -1049,   381,
-    -115,   286,    35,  -637,   402, -1050,  -256,    40
+   -1044, -1044, -1044, -1044,   440, -1044, -1044, -1044, -1044,    99,
+   -1044, -1044, -1044, -1044, -1044, -1044, -1044, -1044, -1044, -1044,
+   -1044, -1044,  -274,    -2, -1044,  -147, -1044,   434,  1234, -1044,
+   -1044, -1044, -1044,     3,  -352,  -112, -1044, -1044, -1044, -1044,
+   -1044,  1235, -1044, -1044, -1044, -1044, -1044, -1044, -1044, -1044,
+   -1044, -1044, -1044, -1044, -1044,  -425,  -571, -1044, -1044,   896,
+   -1044, -1044, -1044, -1044,    -6, -1044,    32, -1044, -1043,   241,
+    -135,   330,    34,  -633,   351, -1044,  -265,     5
 };
 
 /* YYTABLE[YYPACT[STATE-NUM]].  What to do in state STATE-NUM.  If
@@ -1472,1114 +1466,1101 @@ static const yytype_int16 yypgoto[] =
 #define YYTABLE_NINF -5
 static const yytype_int16 yytable[] =
 {
-     131,   544,   545,   371,   130,   212,    67,   465,  1110,   190,
-     381,   453,   454,   455,   202,   460,   284,   581,   280,   788,
-     655,   137,   182,   214,   151,   183,   216,  1176,   184,   156,
-     146,   399,  1123,   401,   151,   749,   450,   222,   205,     4,
-     146,   377,     5,   378,   142,   779,   133,   344,   345,   360,
-     361,   143,   664,   135,   905,   724,   908,   178,   180,   493,
-     186,   725,   726,   136,   494,   947,   142,   948,   105,   106,
-     107,   108,   374,   659,   109,   360,   361,   154,    33,    34,
-      35,    36,   134,   850,   662,   636,    40,   360,   361,    43,
-     637,   539,   147,   152,   139,   582,   583,   584,   585,   148,
-     174,   175,   147,   661,   362,   191,   281,   282,   140,   660,
-     176,   157,   141,   273,   274,   275,   155,   185,   276,   279,
-     223,   461,   161,   288,   847,   162,   144,   163,  1202,   308,
-     798,   285,   310,   780,   781,   503,   311,   317,   320,   321,
-     213,   323,   317,   325,   326,   192,   317,   329,   330,   896,
-     203,   337,   122,   123,   586,   138,   656,   217,   215,   218,
-     145,  1177,   122,   123,   219,   750,   665,   206,   665,   752,
-     358,   359,   379,   360,   361,   174,   175,   647,   193,   359,
-     194,   848,   224,   324,   225,   176,  1248,   328,   360,   361,
-     649,   553,   177,   387,   388,   389,   355,   391,   357,   149,
-     394,   395,   886,   396,   364,   363,   647,   503,   372,   165,
-     570,   403,   166,   150,   464,   167,   153,   168,   408,   409,
-     410,   411,   412,   413,   414,   415,   416,   417,   418,   419,
-     420,   421,   422,   423,   424,   425,   426,   427,   428,   429,
-     430,   431,   432,   433,   434,   435,   436,   437,   438,   439,
-     440,   441,   442,   443,   444,   445,   446,   447,   448,   449,
-     724,   987,   724,   226,   456,   227,   725,   726,   725,   726,
-     724,   228,   317,   229,  1052,   154,   725,   726,   466,  1053,
-     115,   116,   117,   118,   890,   477,   478,   479,   480,   481,
-     482,   483,   484,   485,   486,   487,   488,   489,   490,   491,
-     122,   123,   158,   634,   848,   635,   159,   648,   499,   115,
-     116,   117,   118,   462,   122,   123,   507,   115,   116,   117,
-     118,   512,   754,   941,   942,   499,   317,   360,   361,   958,
-     521,  1158,   523,   524,   525,   724,   160,   122,   123,  1161,
-     530,   725,   726,   724,   373,   535,   536,   537,   724,   725,
-     726,   164,   360,   361,   725,   726,   230,   501,   231,   547,
-     548,   549,   273,   274,   550,   285,   285,   518,   546,   724,
-     557,   360,   361,   559,   560,   725,   726,   317,   563,   564,
-     172,   173,   773,   542,   543,   360,   361,   115,   116,   117,
-     118,   724,   357,   302,   303,   304,   577,   725,   726,   580,
-     305,   949,   579,   950,  1164,   360,   361,   122,   123,   724,
-     797,   187,  1213,   724,   181,   725,   726,  1238,   562,   725,
-     726,   951,   196,   952,   724,   360,   361,  1113,   188,   318,
-     725,   726,   360,   361,   318,   360,   361,   189,   318,   724,
-    1129,   552,  1132,   724,  1135,   725,   726,   195,   837,   725,
-     726,   849,   643,   300,   301,   302,   303,   304,   197,   652,
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      294,   295,   296,   297,   298,   299,   300,   301,   302,   303,
-     304,     0,     0,     0,     0,   305,     0,     0,     0,   885,
+       0,     0,     0,     0,   304,     0,     0,     0,   880,   290,
      291,   292,   293,   294,   295,   296,   297,   298,   299,   300,
-     301,   302,   303,   304,     0,     0,     0,     0,   305,     0,
-       0,     0,   986,   291,   292,   293,   294,   295,   296,   297,
-     298,   299,   300,   301,   302,   303,   304,     0,     0,     0,
-       0,   305,     0,   459,   291,   292,   293,   294,   295,   296,
-     297,   298,   299,   300,   301,   302,   303,   304,     0,     0,
-       0,     0,   305,     0,   496,   291,   292,   293,   294,   295,
-     296,   297,   298,   299,   300,   301,   302,   303,   304,     0,
-       0,     0,     0,   305,     0,   505,   291,   292,   293,   294,
-     295,   296,   297,   298,   299,   300,   301,   302,   303,   304,
-       0,     0,     0,     0,   305,     0,   506,   291,   292,   293,
+     301,   302,   303,     0,     0,     0,     0,   304,     0,     0,
+       0,   980,   290,   291,   292,   293,   294,   295,   296,   297,
+     298,   299,   300,   301,   302,   303,     0,     0,     0,     0,
+     304,     0,   457,   290,   291,   292,   293,   294,   295,   296,
+     297,   298,   299,   300,   301,   302,   303,     0,     0,     0,
+       0,   304,     0,   494,   290,   291,   292,   293,   294,   295,
+     296,   297,   298,   299,   300,   301,   302,   303,     0,     0,
+       0,     0,   304,     0,   503,   290,   291,   292,   293,   294,
+     295,   296,   297,   298,   299,   300,   301,   302,   303,     0,
+       0,     0,     0,   304,     0,   504,   290,   291,   292,   293,
      294,   295,   296,   297,   298,   299,   300,   301,   302,   303,
-     304,     0,     0,     0,     0,   305,     0,   508,   291,   292,
+       0,     0,     0,     0,   304,     0,   506,   290,   291,   292,
      293,   294,   295,   296,   297,   298,   299,   300,   301,   302,
-     303,   304,     0,     0,     0,     0,   305,     0,   510,   291,
+     303,     0,     0,     0,     0,   304,     0,   508,   290,   291,
      292,   293,   294,   295,   296,   297,   298,   299,   300,   301,
-     302,   303,   304,     0,     0,     0,     0,   305,     0,   511,
+     302,   303,     0,     0,     0,     0,   304,     0,   509,   290,
      291,   292,   293,   294,   295,   296,   297,   298,   299,   300,
-     301,   302,   303,   304,     0,     0,     0,     0,   305,     0,
-     514,   291,   292,   293,   294,   295,   296,   297,   298,   299,
-     300,   301,   302,   303,   304,     0,     0,     0,     0,   305,
-       0,   515,   291,   292,   293,   294,   295,   296,   297,   298,
-     299,   300,   301,   302,   303,   304,     0,     0,     0,     0,
-     305,     0,   522,   291,   292,   293,   294,   295,   296,   297,
-     298,   299,   300,   301,   302,   303,   304,     0,     0,     0,
-       0,   305,     0,   565,   291,   292,   293,   294,   295,   296,
-     297,   298,   299,   300,   301,   302,   303,   304,     0,     0,
-       0,     0,   305,     0,   566,   291,   292,   293,   294,   295,
-     296,   297,   298,   299,   300,   301,   302,   303,   304,     0,
-       0,     0,     0,   305,     0,   567,   291,   292,   293,   294,
-     295,   296,   297,   298,   299,   300,   301,   302,   303,   304,
-       0,     0,     0,     0,   305,     0,   573,   291,   292,   293,
+     301,   302,   303,     0,     0,     0,     0,   304,     0,   512,
+     290,   291,   292,   293,   294,   295,   296,   297,   298,   299,
+     300,   301,   302,   303,     0,     0,     0,     0,   304,     0,
+     513,   290,   291,   292,   293,   294,   295,   296,   297,   298,
+     299,   300,   301,   302,   303,     0,     0,     0,     0,   304,
+       0,   562,   290,   291,   292,   293,   294,   295,   296,   297,
+     298,   299,   300,   301,   302,   303,     0,     0,     0,     0,
+     304,     0,   563,   290,   291,   292,   293,   294,   295,   296,
+     297,   298,   299,   300,   301,   302,   303,     0,     0,     0,
+       0,   304,     0,   564,   290,   291,   292,   293,   294,   295,
+     296,   297,   298,   299,   300,   301,   302,   303,     0,     0,
+       0,     0,   304,     0,   570,   290,   291,   292,   293,   294,
+     295,   296,   297,   298,   299,   300,   301,   302,   303,     0,
+       0,     0,     0,   304,     0,   589,   290,   291,   292,   293,
      294,   295,   296,   297,   298,   299,   300,   301,   302,   303,
-     304,     0,     0,     0,     0,   305,     0,   592,   291,   292,
+       0,     0,     0,     0,   304,     0,   591,   290,   291,   292,
      293,   294,   295,   296,   297,   298,   299,   300,   301,   302,
-     303,   304,     0,     0,     0,     0,   305,     0,   594,   291,
+     303,     0,     0,     0,     0,   304,     0,   593,   290,   291,
      292,   293,   294,   295,   296,   297,   298,   299,   300,   301,
-     302,   303,   304,     0,     0,     0,     0,   305,     0,   596,
+     302,   303,     0,     0,     0,     0,   304,     0,   595,   290,
      291,   292,   293,   294,   295,   296,   297,   298,   299,   300,
-     301,   302,   303,   304,     0,     0,     0,     0,   305,     0,
-     598,   291,   292,   293,   294,   295,   296,   297,   298,   299,
-     300,   301,   302,   303,   304,     0,     0,     0,     0,   305,
-       0,   600,   291,   292,   293,   294,   295,   296,   297,   298,
-     299,   300,   301,   302,   303,   304,     0,     0,     0,     0,
-     305,     0,   602,   291,   292,   293,   294,   295,   296,   297,
-     298,   299,   300,   301,   302,   303,   304,     0,     0,     0,
-       0,   305,     0,   604,   291,   292,   293,   294,   295,   296,
-     297,   298,   299,   300,   301,   302,   303,   304,     0,     0,
-       0,     0,   305,     0,   606,   291,   292,   293,   294,   295,
-     296,   297,   298,   299,   300,   301,   302,   303,   304,     0,
-       0,     0,     0,   305,     0,   608,   291,   292,   293,   294,
-     295,   296,   297,   298,   299,   300,   301,   302,   303,   304,
-       0,     0,     0,     0,   305,     0,   610,   291,   292,   293,
+     301,   302,   303,     0,     0,     0,     0,   304,     0,   597,
+     290,   291,   292,   293,   294,   295,   296,   297,   298,   299,
+     300,   301,   302,   303,     0,     0,     0,     0,   304,     0,
+     599,   290,   291,   292,   293,   294,   295,   296,   297,   298,
+     299,   300,   301,   302,   303,     0,     0,     0,     0,   304,
+       0,   601,   290,   291,   292,   293,   294,   295,   296,   297,
+     298,   299,   300,   301,   302,   303,     0,     0,     0,     0,
+     304,     0,   603,   290,   291,   292,   293,   294,   295,   296,
+     297,   298,   299,   300,   301,   302,   303,     0,     0,     0,
+       0,   304,     0,   605,   290,   291,   292,   293,   294,   295,
+     296,   297,   298,   299,   300,   301,   302,   303,     0,     0,
+       0,     0,   304,     0,   607,   290,   291,   292,   293,   294,
+     295,   296,   297,   298,   299,   300,   301,   302,   303,     0,
+       0,     0,     0,   304,     0,   609,   290,   291,   292,   293,
      294,   295,   296,   297,   298,   299,   300,   301,   302,   303,
-     304,     0,     0,     0,     0,   305,     0,   612,   291,   292,
+       0,     0,     0,     0,   304,     0,   613,   290,   291,   292,
      293,   294,   295,   296,   297,   298,   299,   300,   301,   302,
-     303,   304,     0,     0,     0,     0,   305,     0,   616,   291,
+     303,     0,     0,     0,     0,   304,     0,   615,   290,   291,
      292,   293,   294,   295,   296,   297,   298,   299,   300,   301,
-     302,   303,   304,     0,     0,     0,     0,   305,     0,   618,
+     302,   303,     0,     0,     0,     0,   304,     0,   617,   290,
      291,   292,   293,   294,   295,   296,   297,   298,   299,   300,
-     301,   302,   303,   304,     0,     0,     0,     0,   305,     0,
-     620,   291,   292,   293,   294,   295,   296,   297,   298,   299,
-     300,   301,   302,   303,   304,     0,     0,     0,     0,   305,
-       0,   622,   291,   292,   293,   294,   295,   296,   297,   298,
-     299,   300,   301,   302,   303,   304,     0,     0,     0,     0,
-     305,     0,   624,   291,   292,   293,   294,   295,   296,   297,
-     298,   299,   300,   301,   302,   303,   304,     0,     0,     0,
-       0,   305,     0,   626,   291,   292,   293,   294,   295,   296,
-     297,   298,   299,   300,   301,   302,   303,   304,     0,     0,
-       0,     0,   305,     0,   681,   291,   292,   293,   294,   295,
-     296,   297,   298,   299,   300,   301,   302,   303,   304,     0,
-       0,     0,     0,   305,     0,   686,   291,   292,   293,   294,
-     295,   296,   297,   298,   299,   300,   301,   302,   303,   304,
-       0,     0,     0,     0,   305,     0,   694,   291,   292,   293,
+     301,   302,   303,     0,     0,     0,     0,   304,     0,   619,
+     290,   291,   292,   293,   294,   295,   296,   297,   298,   299,
+     300,   301,   302,   303,     0,     0,     0,     0,   304,     0,
+     621,   290,   291,   292,   293,   294,   295,   296,   297,   298,
+     299,   300,   301,   302,   303,     0,     0,     0,     0,   304,
+       0,   623,   290,   291,   292,   293,   294,   295,   296,   297,
+     298,   299,   300,   301,   302,   303,     0,     0,     0,     0,
+     304,     0,   678,   290,   291,   292,   293,   294,   295,   296,
+     297,   298,   299,   300,   301,   302,   303,     0,     0,     0,
+       0,   304,     0,   683,   290,   291,   292,   293,   294,   295,
+     296,   297,   298,   299,   300,   301,   302,   303,     0,     0,
+       0,     0,   304,     0,   691,   290,   291,   292,   293,   294,
+     295,   296,   297,   298,   299,   300,   301,   302,   303,     0,
+       0,     0,     0,   304,     0,   693,   290,   291,   292,   293,
      294,   295,   296,   297,   298,   299,   300,   301,   302,   303,
-     304,     0,     0,     0,     0,   305,     0,   697,   291,   292,
+       0,     0,     0,     0,   304,     0,   694,   290,   291,   292,
      293,   294,   295,   296,   297,   298,   299,   300,   301,   302,
-     303,   304,     0,     0,     0,     0,   305,     0,   698,   291,
+     303,     0,     0,     0,     0,   304,     0,   700,   290,   291,
      292,   293,   294,   295,   296,   297,   298,   299,   300,   301,
-     302,   303,   304,     0,     0,     0,     0,   305,     0,   704,
+     302,   303,     0,     0,     0,     0,   304,     0,   707,   290,
      291,   292,   293,   294,   295,   296,   297,   298,   299,   300,
-     301,   302,   303,   304,     0,     0,     0,     0,   305,     0,
-     711,   291,   292,   293,   294,   295,   296,   297,   298,   299,
-     300,   301,   302,   303,   304,     0,     0,     0,     0,   305,
-       0,   712,   291,   292,   293,   294,   295,   296,   297,   298,
-     299,   300,   301,   302,   303,   304,     0,     0,     0,     0,
-     305,     0,   713,   291,   292,   293,   294,   295,   296,   297,
-     298,   299,   300,   301,   302,   303,   304,     0,     0,     0,
-       0,   305,     0,   735,   291,   292,   293,   294,   295,   296,
-     297,   298,   299,   300,   301,   302,   303,   304,     0,     0,
-       0,     0,   305,     0,   877,   291,   292,   293,   294,   295,
-     296,   297,   298,   299,   300,   301,   302,   303,   304,     0,
-       0,     0,     0,   305,     0,   879,   291,   292,   293,   294,
-     295,   296,   297,   298,   299,   300,   301,   302,   303,   304,
-       0,     0,     0,     0,   305,     0,   881,   291,   292,   293,
+     301,   302,   303,     0,     0,     0,     0,   304,     0,   708,
+     290,   291,   292,   293,   294,   295,   296,   297,   298,   299,
+     300,   301,   302,   303,     0,     0,     0,     0,   304,     0,
+     709,   290,   291,   292,   293,   294,   295,   296,   297,   298,
+     299,   300,   301,   302,   303,     0,     0,     0,     0,   304,
+       0,   731,   290,   291,   292,   293,   294,   295,   296,   297,
+     298,   299,   300,   301,   302,   303,     0,     0,     0,     0,
+     304,     0,   872,   290,   291,   292,   293,   294,   295,   296,
+     297,   298,   299,   300,   301,   302,   303,     0,     0,     0,
+       0,   304,     0,   874,   290,   291,   292,   293,   294,   295,
+     296,   297,   298,   299,   300,   301,   302,   303,     0,     0,
+       0,     0,   304,     0,   876,   290,   291,   292,   293,   294,
+     295,   296,   297,   298,   299,   300,   301,   302,   303,     0,
+       0,     0,     0,   304,     0,   878,   290,   291,   292,   293,
      294,   295,   296,   297,   298,   299,   300,   301,   302,   303,
-     304,     0,     0,     0,     0,   305,     0,   883,   291,   292,
+       0,     0,     0,     0,   304,     0,   883,   290,   291,   292,
      293,   294,   295,   296,   297,   298,   299,   300,   301,   302,
-     303,   304,     0,     0,     0,     0,   305,     0,   888,   291,
+     303,     0,     0,     0,     0,   304,     0,  1016,   290,   291,
      292,   293,   294,   295,   296,   297,   298,   299,   300,   301,
-     302,   303,   304,     0,     0,     0,     0,   305,     0,  1023,
+     302,   303,     0,     0,     0,     0,   304,     0,  1031,   290,
      291,   292,   293,   294,   295,   296,   297,   298,   299,   300,
-     301,   302,   303,   304,     0,     0,     0,     0,   305,     0,
-    1038,   291,   292,   293,   294,   295,   296,   297,   298,   299,
-     300,   301,   302,   303,   304,     0,     0,     0,     0,   305,
-       0,  1048,   291,   292,   293,   294,   295,   296,   297,   298,
-     299,   300,   301,   302,   303,   304,     0,     0,     0,     0,
-     305,     0,  1174,   291,   292,   293,   294,   295,   296,   297,
-     298,   299,   300,   301,   302,   303,   304,     0,     0,     0,
-       0,   305,     0,  1218,   291,   292,   293,   294,   295,   296,
-     297,   298,   299,   300,   301,   302,   303,   304,     0,     0,
-       0,     0,   305
+     301,   302,   303,     0,     0,     0,     0,   304,     0,  1041,
+     290,   291,   292,   293,   294,   295,   296,   297,   298,   299,
+     300,   301,   302,   303,     0,     0,     0,     0,   304,     0,
+    1164,   290,   291,   292,   293,   294,   295,   296,   297,   298,
+     299,   300,   301,   302,   303,     0,     0,     0,     0,   304,
+       0,  1206,   290,   291,   292,   293,   294,   295,   296,   297,
+     298,   299,   300,   301,   302,   303,     0,     0,     0,     0,
+     304
 };
 
 static const yytype_int16 yycheck[] =
 {
-       6,   362,   363,   185,     6,     5,     3,   280,  1057,     4,
-     192,   267,   268,   269,     4,     7,     4,     4,     4,   656,
-       4,     6,    45,     5,    71,    48,     4,     6,    51,    51,
-      71,   213,  1081,   215,    71,     7,     4,     5,     4,     6,
-      71,     4,     0,     6,   133,     4,     6,   162,   163,   123,
-     124,   140,     6,    51,     6,    72,     6,    34,    35,   134,
-      37,    78,    79,   133,   139,   139,   133,   141,    36,    37,
-      38,    39,   187,   140,    42,   123,   124,   133,    66,    67,
-      68,    69,    13,   731,   140,   134,    74,   123,   124,    77,
-     139,   139,   133,   140,     6,    82,    83,    84,    85,   140,
-     123,   124,   133,   140,   140,   100,    92,    93,     6,   140,
-     133,   133,     6,   119,   120,   121,    55,   140,   124,   125,
-      80,   113,    48,   129,   141,    51,   133,    53,  1177,   135,
-     134,   128,   138,    92,    93,   139,   142,   143,   144,   145,
-     140,   147,   148,   149,   150,   140,   152,   153,   154,   786,
-     140,   157,   130,   131,   141,   140,   140,   135,   140,   137,
-     133,   140,   130,   131,   142,   137,   120,   133,   120,   137,
-     176,   177,   135,   123,   124,   123,   124,     7,     4,   185,
-       6,   727,   133,   148,   135,   133,  1235,   152,   123,   124,
-     463,   373,   140,   199,   200,   201,   173,   203,   175,   133,
-     206,   207,   134,   209,   181,   140,     7,   139,   185,    45,
-     392,   217,    48,   133,     7,    51,   133,    53,   224,   225,
+       6,   266,   267,   268,     6,   279,     3,  1050,   360,   361,
+       6,     6,     6,    13,     7,     7,     4,     6,     4,     6,
+     653,     5,     4,     4,     4,     4,   161,   162,     5,    71,
+    1073,     6,     6,     4,    72,     6,    72,     0,    72,     4,
+      78,    79,    78,    79,    78,    79,     4,    72,     4,     5,
+     134,   186,    51,    78,    79,   139,    72,   123,   124,   123,
+     124,    71,    78,    79,   133,    48,    34,    35,    51,    37,
+      53,    72,   184,   139,     6,   141,   140,    78,    79,   191,
+      36,    37,    38,    39,    48,    80,    42,    51,     4,    53,
+       6,   133,   123,   124,    82,    83,    84,    85,   140,     6,
+     212,   134,   214,   141,    71,   141,   139,   141,   139,     6,
+     141,    92,    93,   119,   120,   121,   141,    51,   124,   125,
+     113,   100,    71,   129,  1167,   141,   120,   123,   124,   135,
+     140,   128,   138,   120,    92,    93,   142,   143,   144,   145,
+     141,   147,   148,   149,   150,   137,   152,   153,   154,   782,
+     130,   131,   723,   141,   140,   135,   140,   137,   140,    55,
+     133,   140,   142,   140,   135,   140,   140,   140,   133,   175,
+     176,   130,   131,   140,   130,   131,     7,    45,   184,  1222,
+      48,   137,   148,    51,   133,    53,   152,   461,   123,   124,
+     133,   140,   198,   199,   200,   133,   202,   140,   133,   205,
+     206,    72,   208,   133,   172,   140,   174,    78,    79,   134,
+     216,   133,   180,     7,   139,   133,   184,   223,   224,   225,
      226,   227,   228,   229,   230,   231,   232,   233,   234,   235,
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+      -1,    -1,    -1,    12,    13,    -1,    -1,   114,   115,   116,
      117,   118,   119,   120,   121,   122,   123,   124,   125,   126,
-     127,    -1,    -1,    -1,    -1,   132,    -1,    -1,    -1,   136,
+     127,    -1,    -1,    -1,    -1,   132,    35,    -1,    -1,    -1,
+      -1,    40,    41,    -1,    43,    44,    45,    46,    47,    48,
+      49,    50,    51,    52,    53,    54,    -1,    56,    57,    58,
+      59,    60,    61,    62,    63,    -1,    65,    66,    67,    68,
+      69,    70,    -1,    72,    73,    74,    75,    76,    77,    -1,
+      -1,    80,    81,     4,    -1,    -1,    -1,    86,    87,    88,
+      89,    12,    13,    92,    -1,    94,    -1,    96,    97,    98,
+      99,   100,   101,   102,   103,   104,   105,    -1,    -1,    -1,
+      -1,    -1,    -1,    -1,    35,    -1,    -1,    -1,    -1,    40,
+      41,    -1,    43,    44,    45,    46,    47,    48,    49,    50,
+      51,    52,    53,    54,    -1,    56,    57,    58,    59,    60,
+      61,    62,    63,    -1,    65,    66,    67,    68,    69,    70,
+      -1,    72,    73,    74,    75,    76,    77,    12,    13,    80,
+      81,    -1,    -1,    -1,    -1,    86,    87,    88,    89,    -1,
+      -1,    92,    -1,    94,    -1,    96,    97,    98,    99,   100,
+     101,   102,   103,   104,   105,    -1,    -1,    -1,    -1,    -1,
+      45,    46,    47,    48,    49,    50,    51,    52,    53,    54,
+      -1,    56,    -1,    58,    59,    -1,    61,    62,    63,    -1,
      114,   115,   116,   117,   118,   119,   120,   121,   122,   123,
      124,   125,   126,   127,    -1,    -1,    -1,    -1,   132,    -1,
-      -1,    -1,   136,   114,   115,   116,   117,   118,   119,   120,
-     121,   122,   123,   124,   125,   126,   127,    -1,    -1,    -1,
-      -1,   132,    -1,    -1,    -1,   136,   114,   115,   116,   117,
+      -1,    -1,    87,    88,    89,   139,    -1,   141,   114,   115,
+     116,   117,   118,   119,   120,   121,   122,   123,   124,   125,
+     126,   127,    -1,    -1,    -1,    -1,   132,    -1,    -1,    -1,
+      -1,    -1,    -1,   139,    -1,   141,   114,   115,   116,   117,
+     118,   119,   120,   121,   122,   123,   124,   125,   126,   127,
+      -1,    -1,    -1,    -1,   132,    -1,    -1,    -1,    -1,    -1,
+      -1,   139,    -1,   141,   114,   115,   116,   117,   118,   119,
+     120,   121,   122,   123,   124,   125,   126,   127,    -1,    -1,
+      -1,    -1,   132,    -1,    -1,    -1,    -1,    -1,    -1,    -1,
+      -1,   141,   114,   115,   116,   117,   118,   119,   120,   121,
+     122,   123,   124,   125,   126,   127,    -1,    -1,    -1,    -1,
+     132,    -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,   141,
+     114,   115,   116,   117,   118,   119,   120,   121,   122,   123,
+     124,   125,   126,   127,    -1,    -1,    -1,    -1,   132,    -1,
+      -1,    -1,    -1,    -1,    -1,    -1,    -1,   141,   114,   115,
+     116,   117,   118,   119,   120,   121,   122,   123,   124,   125,
+     126,   127,    -1,    -1,    -1,    -1,   132,    -1,    -1,    -1,
+      -1,    -1,    -1,    -1,    -1,   141,   114,   115,   116,   117,
+     118,   119,   120,   121,   122,   123,   124,   125,   126,   127,
+      -1,    -1,    -1,    -1,   132,    -1,    -1,    -1,    -1,    -1,
+      -1,    -1,    -1,   141,   114,   115,   116,   117,   118,   119,
+     120,   121,   122,   123,   124,   125,   126,   127,    -1,    -1,
+      -1,    -1,   132,    -1,    -1,    -1,    -1,    -1,    -1,    -1,
+      -1,   141,   114,   115,   116,   117,   118,   119,   120,   121,
+     122,   123,   124,   125,   126,   127,    -1,    -1,    -1,    -1,
+     132,    -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,   141,
+     114,   115,   116,   117,   118,   119,   120,   121,   122,   123,
+     124,   125,   126,   127,    -1,    -1,    -1,    -1,   132,    -1,
+      -1,    -1,    -1,    -1,    -1,    -1,    -1,   141,   114,   115,
+     116,   117,   118,   119,   120,   121,   122,   123,   124,   125,
+     126,   127,    -1,    -1,    -1,    -1,   132,    -1,    -1,    -1,
+      -1,    -1,    -1,    -1,    -1,   141,   114,   115,   116,   117,
+     118,   119,   120,   121,   122,   123,   124,   125,   126,   127,
+      -1,    -1,    -1,    -1,   132,    -1,    -1,    -1,    -1,    -1,
+      -1,    -1,    -1,   141,   114,   115,   116,   117,   118,   119,
+     120,   121,   122,   123,   124,   125,   126,   127,    -1,    -1,
+      -1,    -1,   132,    -1,    -1,    -1,    -1,    -1,    -1,    -1,
+      -1,   141,   114,   115,   116,   117,   118,   119,   120,   121,
+     122,   123,   124,   125,   126,   127,    -1,    -1,    -1,    -1,
+     132,    -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,   141,
+     114,   115,   116,   117,   118,   119,   120,   121,   122,   123,
+     124,   125,   126,   127,    -1,    -1,    -1,    -1,   132,    -1,
+      -1,    -1,    -1,    -1,    -1,    -1,    -1,   141,   114,   115,
+     116,   117,   118,   119,   120,   121,   122,   123,   124,   125,
+     126,   127,    -1,    -1,    -1,    -1,   132,    -1,    -1,    -1,
+      -1,    -1,    -1,    -1,    -1,   141,   114,   115,   116,   117,
+     118,   119,   120,   121,   122,   123,   124,   125,   126,   127,
+      -1,    -1,    -1,    -1,   132,    -1,    -1,    -1,    -1,    -1,
+      -1,    -1,    -1,   141,   114,   115,   116,   117,   118,   119,
+     120,   121,   122,   123,   124,   125,   126,   127,    -1,    -1,
+      -1,    -1,   132,    -1,    -1,    -1,    -1,    -1,    -1,    -1,
+      -1,   141,   114,   115,   116,   117,   118,   119,   120,   121,
+     122,   123,   124,   125,   126,   127,    -1,    -1,    -1,    -1,
+     132,    -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,   141,
+     114,   115,   116,   117,   118,   119,   120,   121,   122,   123,
+     124,   125,   126,   127,    -1,    -1,    -1,    -1,   132,    -1,
+      -1,    -1,    -1,    -1,    -1,    -1,    -1,   141,   114,   115,
+     116,   117,   118,   119,   120,   121,   122,   123,   124,   125,
+     126,   127,    -1,    -1,    -1,    -1,   132,    -1,    -1,    -1,
+      -1,    -1,    -1,    -1,    -1,   141,   114,   115,   116,   117,
+     118,   119,   120,   121,   122,   123,   124,   125,   126,   127,
+      -1,    -1,    -1,    -1,   132,    -1,    -1,    -1,    -1,    -1,
+      -1,    -1,    -1,   141,   114,   115,   116,   117,   118,   119,
+     120,   121,   122,   123,   124,   125,   126,   127,    -1,    -1,
+      -1,    -1,   132,    -1,    -1,    -1,    -1,    -1,    -1,    -1,
+      -1,   141,   114,   115,   116,   117,   118,   119,   120,   121,
+     122,   123,   124,   125,   126,   127,    -1,    -1,    -1,    -1,
+     132,    -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,   141,
+     114,   115,   116,   117,   118,   119,   120,   121,   122,   123,
+     124,   125,   126,   127,    -1,    -1,    -1,    -1,   132,    -1,
+      -1,    -1,    -1,    -1,    -1,    -1,    -1,   141,   114,   115,
+     116,   117,   118,   119,   120,   121,   122,   123,   124,   125,
+     126,   127,    -1,    -1,    -1,    -1,   132,    -1,   134,    -1,
+      -1,    -1,    -1,   139,   114,   115,   116,   117,   118,   119,
+     120,   121,   122,   123,   124,   125,   126,   127,    -1,    -1,
+      -1,    -1,   132,    -1,    -1,    -1,    -1,    -1,    -1,   139,
+     114,   115,   116,   117,   118,   119,   120,   121,   122,   123,
+     124,   125,   126,   127,    -1,    -1,    -1,    -1,   132,    -1,
+      -1,    -1,    -1,    -1,    -1,   139,   114,   115,   116,   117,
+     118,   119,   120,   121,   122,   123,   124,   125,   126,   127,
+      -1,    -1,    -1,    -1,   132,    -1,    -1,    -1,    -1,    -1,
+      -1,   139,   114,   115,   116,   117,   118,   119,   120,   121,
+     122,   123,   124,   125,   126,   127,    -1,    -1,    -1,    -1,
+     132,    -1,    -1,    -1,    -1,    -1,    -1,   139,   114,   115,
+     116,   117,   118,   119,   120,   121,   122,   123,   124,   125,
+     126,   127,    -1,    -1,    -1,    -1,   132,    -1,    -1,    -1,
+      -1,    -1,    -1,   139,   114,   115,   116,   117,   118,   119,
+     120,   121,   122,   123,   124,   125,   126,   127,    -1,    -1,
+      -1,    -1,   132,    -1,    -1,    -1,    -1,    -1,    -1,   139,
+     114,   115,   116,   117,   118,   119,   120,   121,   122,   123,
+     124,   125,   126,   127,    -1,    -1,    -1,    -1,   132,    -1,
+      -1,    -1,    -1,    -1,    -1,   139,   114,   115,   116,   117,
+     118,   119,   120,   121,   122,   123,   124,   125,   126,   127,
+      -1,    -1,    -1,    -1,   132,    -1,    -1,    -1,    -1,    -1,
+      -1,   139,   114,   115,   116,   117,   118,   119,   120,   121,
+     122,   123,   124,   125,   126,   127,    -1,    -1,    -1,    -1,
+     132,    -1,    -1,    -1,    -1,    -1,    -1,   139,   114,   115,
+     116,   117,   118,   119,   120,   121,   122,   123,   124,   125,
+     126,   127,    -1,    -1,    -1,    -1,   132,    -1,    -1,    -1,
+      -1,    -1,    -1,   139,   114,   115,   116,   117,   118,   119,
+     120,   121,   122,   123,   124,   125,   126,   127,    -1,    -1,
+      -1,    -1,   132,    -1,    -1,    -1,    -1,    -1,    -1,   139,
+     114,   115,   116,   117,   118,   119,   120,   121,   122,   123,
+     124,   125,   126,   127,    -1,    -1,    -1,    -1,   132,    -1,
+      -1,    -1,    -1,    -1,    -1,   139,   114,   115,   116,   117,
+     118,   119,   120,   121,   122,   123,   124,   125,   126,   127,
+      -1,    -1,    -1,    -1,   132,    -1,    -1,    -1,    -1,    -1,
+      -1,   139,   114,   115,   116,   117,   118,   119,   120,   121,
+     122,   123,   124,   125,   126,   127,    -1,    -1,    -1,    -1,
+     132,    -1,    -1,    -1,    -1,    -1,    -1,   139,   114,   115,
+     116,   117,   118,   119,   120,   121,   122,   123,   124,   125,
+     126,   127,    -1,    -1,    -1,    -1,   132,    -1,    -1,    -1,
+      -1,    -1,    -1,   139,   114,   115,   116,   117,   118,   119,
+     120,   121,   122,   123,   124,   125,   126,   127,    -1,    -1,
+      -1,    -1,   132,    -1,    -1,    -1,    -1,    -1,    -1,   139,
+     114,   115,   116,   117,   118,   119,   120,   121,   122,   123,
+     124,   125,   126,   127,    -1,    -1,    -1,    -1,   132,    -1,
+      -1,    -1,    -1,    -1,    -1,   139,   114,   115,   116,   117,
+     118,   119,   120,   121,   122,   123,   124,   125,   126,   127,
+      -1,    -1,    -1,    -1,   132,    -1,    -1,    -1,    -1,    -1,
+      -1,   139,   114,   115,   116,   117,   118,   119,   120,   121,
+     122,   123,   124,   125,   126,   127,    -1,    -1,    -1,    -1,
+     132,    -1,    -1,    -1,    -1,    -1,    -1,   139,   114,   115,
+     116,   117,   118,   119,   120,   121,   122,   123,   124,   125,
+     126,   127,    -1,    -1,    -1,    -1,   132,    -1,    -1,    -1,
+      -1,    -1,    -1,   139,   114,   115,   116,   117,   118,   119,
+     120,   121,   122,   123,   124,   125,   126,   127,    -1,    -1,
+      -1,    -1,   132,    -1,    -1,    -1,    -1,    -1,    -1,   139,
+     114,   115,   116,   117,   118,   119,   120,   121,   122,   123,
+     124,   125,   126,   127,    -1,    -1,    -1,    -1,   132,    -1,
+      -1,    -1,    -1,    -1,    -1,   139,   114,   115,   116,   117,
+     118,   119,   120,   121,   122,   123,   124,   125,   126,   127,
+      -1,    -1,    -1,    -1,   132,    -1,    -1,    -1,    -1,    -1,
+      -1,   139,   114,   115,   116,   117,   118,   119,   120,   121,
+     122,   123,   124,   125,   126,   127,    -1,    -1,    -1,    -1,
+     132,    -1,    -1,    -1,    -1,    -1,    -1,   139,   114,   115,
+     116,   117,   118,   119,   120,   121,   122,   123,   124,   125,
+     126,   127,    -1,    -1,    -1,    -1,   132,    -1,    -1,    -1,
+      -1,    -1,    -1,   139,   114,   115,   116,   117,   118,   119,
+     120,   121,   122,   123,   124,   125,   126,   127,    -1,    -1,
+      -1,    -1,   132,    -1,    -1,    -1,    -1,    -1,    -1,   139,
+     114,   115,   116,   117,   118,   119,   120,   121,   122,   123,
+     124,   125,   126,   127,    -1,    -1,    -1,    -1,   132,    -1,
+      -1,    -1,    -1,    -1,    -1,   139,   114,   115,   116,   117,
      118,   119,   120,   121,   122,   123,   124,   125,   126,   127,
       -1,    -1,    -1,    -1,   132,    -1,    -1,    -1,   136,   114,
      115,   116,   117,   118,   119,   120,   121,   122,   123,   124,
@@ -2647,6 +2628,15 @@ static const yytype_int16 yycheck[] =
      114,   115,   116,   117,   118,   119,   120,   121,   122,   123,
      124,   125,   126,   127,    -1,    -1,    -1,    -1,   132,    -1,
       -1,    -1,   136,   114,   115,   116,   117,   118,   119,   120,
+     121,   122,   123,   124,   125,   126,   127,    -1,    -1,    -1,
+      -1,   132,    -1,    -1,    -1,   136,   114,   115,   116,   117,
+     118,   119,   120,   121,   122,   123,   124,   125,   126,   127,
+      -1,    -1,    -1,    -1,   132,    -1,    -1,    -1,   136,   114,
+     115,   116,   117,   118,   119,   120,   121,   122,   123,   124,
+     125,   126,   127,    -1,    -1,    -1,    -1,   132,    -1,    -1,
+      -1,   136,   114,   115,   116,   117,   118,   119,   120,   121,
+     122,   123,   124,   125,   126,   127,    -1,    -1,    -1,    -1,
+     132,    -1,   134,   114,   115,   116,   117,   118,   119,   120,
      121,   122,   123,   124,   125,   126,   127,    -1,    -1,    -1,
       -1,   132,    -1,   134,   114,   115,   116,   117,   118,   119,
      120,   121,   122,   123,   124,   125,   126,   127,    -1,    -1,
@@ -2751,11 +2741,7 @@ static const yytype_int16 yycheck[] =
      123,   124,   125,   126,   127,    -1,    -1,    -1,    -1,   132,
       -1,   134,   114,   115,   116,   117,   118,   119,   120,   121,
      122,   123,   124,   125,   126,   127,    -1,    -1,    -1,    -1,
-     132,    -1,   134,   114,   115,   116,   117,   118,   119,   120,
-     121,   122,   123,   124,   125,   126,   127,    -1,    -1,    -1,
-      -1,   132,    -1,   134,   114,   115,   116,   117,   118,   119,
-     120,   121,   122,   123,   124,   125,   126,   127,    -1,    -1,
-      -1,    -1,   132
+     132
 };
 
 /* YYSTOS[STATE-NUM] -- The (internal number of the) accessing
@@ -2777,119 +2763,117 @@ static const yytype_uint8 yystos[] =
      124,   128,   130,   131,   133,   135,   137,   138,   140,   165,
      166,   207,   208,   220,    13,    51,   133,     6,   140,     6,
        6,     6,   133,   140,   133,   133,    71,   133,   140,   133,
-     133,    71,   140,   133,   133,    55,    51,   133,    51,    51,
-      51,    48,    51,    53,    53,    45,    48,    51,    53,    48,
-      51,    53,   133,   140,   123,   124,   133,   140,   209,   210,
-     209,   140,    45,    48,    51,   140,   209,    51,    51,    48,
-       4,   100,   140,     4,     6,    48,     4,     4,     4,   133,
-     133,   133,     4,   140,   216,     4,   133,   133,     6,   135,
-       4,     4,     5,   140,     5,   140,     4,   135,   137,   142,
-     166,   140,     5,   220,   133,   135,   133,   135,   133,   135,
-     133,   135,   133,   135,   133,   135,   133,   135,   133,   135,
-     133,   135,   133,   135,   133,   135,   133,   135,   133,   135,
-     133,   135,   133,   135,   133,   135,   133,   135,   133,   135,
-     133,   135,   133,   135,   133,   135,   133,   133,   133,   133,
-       7,   133,     4,   207,   207,   207,   207,   136,   140,   207,
-       4,    92,    93,     4,     4,   176,   177,   178,   207,     6,
-       6,   114,   115,   116,   117,   118,   119,   120,   121,   122,
-     123,   124,   125,   126,   127,   132,     6,     6,   207,     5,
-     207,   207,     4,    45,   124,   176,   184,   207,   214,   215,
-     207,   207,   133,   207,   215,   207,   207,   133,   215,   207,
-     207,   124,   140,   207,   212,   214,   133,   207,   140,   133,
-     133,     5,   212,   213,   213,   213,   133,   172,   173,   174,
-     175,   133,   133,   133,     4,   209,   209,   209,   207,   207,
-     123,   124,   140,   140,   209,   140,   140,   140,   123,   124,
-     133,   178,   209,   140,   213,   212,   133,     4,     6,   135,
-     135,   178,     6,   140,   135,   135,     6,   207,   207,   207,
-     137,   207,   140,    95,   207,   207,   207,     6,     6,   178,
-       6,   178,   135,   207,     4,   140,   150,     6,   207,   207,
-     207,   207,   207,   207,   207,   207,   207,   207,   207,   207,
+     133,    71,   140,   133,   133,    55,    51,    51,    51,    51,
+      48,    51,    53,    53,    45,    48,    51,    53,    48,    51,
+      53,   133,   140,   123,   124,   133,   140,   209,   210,   209,
+     140,    45,    48,    51,   140,   209,    51,    51,    48,     4,
+     100,   140,     4,     6,    48,     4,     4,     4,   133,   133,
+     133,     4,   140,   216,     4,   133,   133,     6,   135,     4,
+       4,     5,   140,     5,   140,     4,   135,   137,   142,   166,
+     140,     5,   220,   133,   135,   133,   135,   133,   135,   133,
+     135,   133,   135,   133,   135,   133,   135,   133,   135,   133,
+     135,   133,   135,   133,   135,   133,   135,   133,   135,   133,
+     135,   133,   135,   133,   135,   133,   135,   133,   135,   133,
+     135,   133,   135,   133,   135,   133,   133,   133,   133,     7,
+     133,     4,   207,   207,   207,   207,   136,   140,   207,     4,
+      92,    93,     4,     4,   176,   177,   178,   207,     6,     6,
+     114,   115,   116,   117,   118,   119,   120,   121,   122,   123,
+     124,   125,   126,   127,   132,     6,     6,   207,     5,   207,
+     207,     4,    45,   124,   176,   184,   207,   214,   215,   207,
+     207,   133,   207,   215,   207,   207,   133,   215,   207,   207,
+     124,   140,   207,   212,   214,   133,   140,   133,   133,     5,
+     212,   213,   213,   213,   133,   172,   173,   174,   175,   133,
+     133,   133,     4,   209,   209,   209,   207,   207,   123,   124,
+     140,   140,   209,   140,   140,   140,   123,   124,   133,   178,
+     209,   140,   213,   212,   133,     4,     6,   135,   135,   178,
+       6,   140,   135,   135,     6,   207,   207,   207,   137,   207,
+     140,    95,   207,   207,   207,     6,     6,   178,     6,   178,
+     135,   207,     4,   140,   150,     6,   207,   207,   207,   207,
      207,   207,   207,   207,   207,   207,   207,   207,   207,   207,
      207,   207,   207,   207,   207,   207,   207,   207,   207,   207,
      207,   207,   207,   207,   207,   207,   207,   207,   207,   207,
-       4,   219,   220,   219,   219,   219,   207,     5,   135,   134,
-       7,   113,   215,   136,     7,   165,   166,   137,     7,   135,
-     141,    45,    48,    51,    53,   171,     6,   207,   207,   207,
+     207,   207,   207,   207,   207,   207,   207,   207,     4,   219,
+     220,   219,   219,   219,   207,     5,   135,   134,     7,   113,
+     215,   136,     7,   165,   166,   137,     7,   135,   141,    45,
+      48,    51,    53,   171,     6,   207,   207,   207,   207,   207,
      207,   207,   207,   207,   207,   207,   207,   207,   207,   207,
-     207,   207,     6,   134,   139,   139,   134,   135,   140,   207,
-     214,     8,   125,   139,   141,   134,   134,   207,   134,   141,
-     134,   134,   207,   141,   134,   134,   140,   141,   215,   125,
-       7,   207,   134,   207,   207,   207,     7,     7,   202,   202,
-     207,   133,   133,   133,   133,   207,   207,   207,   134,   139,
-     139,   139,   209,   209,   177,   177,   139,   207,   207,   207,
-     207,   188,   139,   178,     7,   203,     7,   207,     6,   207,
-     207,   141,   215,   207,   207,   134,   134,   134,    92,   139,
-     178,   140,     8,   134,   136,   141,   141,   207,   136,   166,
-     207,     4,    82,    83,    84,    85,   141,   153,   157,   160,
-     162,   163,   134,   136,   134,   136,   134,   136,   134,   136,
-     134,   136,   134,   136,   134,   136,   134,   136,   134,   136,
-     134,   136,   134,   136,   139,   139,   134,   136,   134,   136,
-     134,   136,   134,   136,   134,   136,   134,   136,   139,   139,
-     139,   139,   139,   139,   135,   137,   134,   139,   139,   134,
-     134,     6,   139,   207,   212,   212,   141,     7,   137,   165,
-     166,   220,   207,     6,     4,     4,   140,   217,   136,   140,
-     140,   140,   140,     8,     6,   120,   147,   215,   207,     7,
-     136,   140,   207,   207,   207,   214,   207,   214,    95,     7,
-       7,   134,     7,    95,     7,     7,   134,    95,     7,     7,
-     215,   141,   140,   207,   134,     7,   141,   134,   134,   207,
-     212,     4,   201,     6,   134,   168,   207,   220,   168,   168,
-     168,   134,   134,   134,   137,   209,   207,   207,   141,   141,
-     207,   139,   139,   139,    72,    78,    79,   198,   199,   209,
-     141,   185,   207,     6,   207,   134,   136,   136,   141,   136,
-     136,     7,     7,     7,   137,   207,   141,   207,   207,     7,
-     137,   136,   137,   166,   219,   141,   154,   133,   133,   140,
-     164,     6,   207,   207,   207,   207,   207,   207,   207,   207,
-     207,     4,   215,   219,   207,   136,     6,     6,   136,     4,
-      92,    93,   207,     6,     6,     6,     7,   135,   216,   218,
-       6,   215,   215,   215,   215,   207,   120,   219,   134,   139,
-     209,   215,   141,     8,    51,   212,   212,     7,   212,    51,
-      53,   212,   212,     7,    53,   212,   212,   141,   215,     6,
-       7,   140,     7,     7,     7,    64,   200,     6,     7,   134,
-     134,   134,   134,     7,     7,     7,     4,   139,   139,   139,
-     141,   209,   209,   209,     6,   140,   133,   141,   199,   139,
-     198,     6,   140,     6,     6,    51,     6,     6,   212,   212,
-     212,     4,   139,     8,     8,   134,     4,     4,     6,     4,
-       6,   133,   207,   207,   211,   212,   140,   134,   136,   134,
-     136,   134,   136,   134,   136,   136,   134,   134,   134,   165,
-       7,   165,   166,   137,     7,     6,   216,   207,   139,   141,
-     141,   141,   141,   141,     6,     6,   147,   207,     6,   141,
-     207,   140,    58,   170,   170,   212,     6,   140,   140,     6,
-       6,   212,   140,     6,     6,   141,     5,   207,   212,   212,
-     212,     4,     6,   212,     7,     7,     7,     7,   212,   212,
-     212,     6,     7,   207,   207,   207,   140,   139,   141,   139,
-     141,   139,   141,   207,   212,   207,   207,   209,   141,   215,
-     140,     6,     6,    91,   207,   207,   207,     6,     7,   166,
-     151,   207,   139,   139,   139,   141,   152,   207,   137,   212,
-     220,   207,     6,     4,   217,     6,   136,   216,     6,     6,
-       6,     6,   219,   139,   136,   207,   209,     6,     6,     6,
-     207,   207,     6,   207,     5,   139,     6,     6,    95,   169,
-     207,     6,   212,   212,   212,   212,     6,     4,     6,     6,
-     207,   220,   141,   134,   139,   141,   177,   209,     6,   189,
-     209,     6,   190,   209,     6,   191,   141,   139,   134,   141,
-     139,   141,   207,   212,   139,   141,     8,   141,   134,   140,
-     207,   220,   134,   139,   207,   207,   212,   140,   139,   141,
-       4,     6,     6,     6,     7,     6,   137,     6,   207,   141,
-     141,   141,   141,     5,   207,    49,     6,     6,     6,     6,
-       6,   140,     6,     6,   140,   207,   141,   139,   140,   139,
-     140,   139,   140,     6,   212,     7,   140,   207,     6,   141,
-      90,   207,   207,   215,     6,     6,   155,   207,   139,   139,
-     211,   207,     6,   216,    93,   139,     6,     6,     6,     6,
-       6,   139,   140,   211,   177,   139,   141,   207,   209,   198,
-     207,   209,   198,   207,   209,   198,   139,   141,   212,   178,
-     141,   207,   141,   141,   141,   140,   207,   207,   141,     6,
-     207,     5,   207,   141,   141,   207,   141,   139,   141,   141,
+       6,   134,   139,   139,   134,   135,   140,   207,   214,     8,
+     125,   139,   141,   134,   134,   207,   134,   141,   134,   134,
+     207,   141,   134,   134,   140,   141,   215,   125,     7,   207,
+     207,   207,   207,     7,     7,   202,   202,   207,   133,   133,
+     133,   133,   207,   207,   207,   134,   139,   139,   139,   209,
+     209,   177,   177,   139,   207,   207,   207,   207,   188,   139,
+     178,     7,   203,     7,   207,     6,   207,   207,   141,   215,
+     207,   207,   134,   134,   134,    92,   139,   178,   140,     8,
+     134,   136,   141,   141,   207,   136,   166,   207,     4,    82,
+      83,    84,    85,   141,   153,   157,   160,   162,   163,   134,
+     136,   134,   136,   134,   136,   134,   136,   134,   136,   134,
+     136,   134,   136,   134,   136,   134,   136,   134,   136,   134,
+     136,   139,   139,   134,   136,   134,   136,   134,   136,   134,
+     136,   134,   136,   134,   136,   139,   139,   139,   139,   139,
+     139,   135,   137,   134,   139,   139,   134,   134,     6,   139,
+     207,   212,   212,   141,     7,   137,   165,   166,   220,   207,
+       6,     4,     4,   140,   217,   136,   140,   140,   140,   140,
+       8,     6,   120,   147,   215,   207,     7,   136,   140,   207,
+     207,   207,   214,   207,   214,    95,     7,     7,   134,     7,
+      95,     7,     7,   134,    95,     7,     7,   215,   141,   140,
+     207,   134,   141,   134,   134,   207,   212,     4,   201,     6,
+     134,   168,   207,   220,   168,   168,   168,   134,   134,   134,
+     137,   209,   207,   207,   141,   141,   207,   139,   139,   139,
+      72,    78,    79,   198,   199,   209,   141,   185,   207,     6,
+     207,   134,   136,   136,   141,   136,   136,     7,     7,     7,
+     137,   207,   141,   207,   207,     7,   137,   136,   137,   166,
+     219,   141,   154,   133,   133,   140,   164,     6,   207,   207,
+     207,   207,   207,   207,   207,   207,   207,     4,   215,   219,
+     207,   136,     6,     6,   136,     4,    92,    93,   207,     6,
+       6,     6,     7,   135,   216,   218,     6,   215,   215,   215,
+     215,   207,   120,   219,   134,   139,   209,   215,   141,     8,
+      51,   212,   212,     7,   212,    51,    53,   212,   212,     7,
+      53,   212,   212,   141,   215,     6,     7,     7,     7,     7,
+      64,   200,     6,     7,   134,   134,   134,   134,     7,     7,
+       7,     4,   139,   139,   139,   141,   209,   209,   209,     6,
+     140,   133,   141,   199,   139,   198,     6,   140,     6,     6,
+      51,     6,     6,   212,   212,   212,     4,   139,     8,     8,
+     134,     4,     4,     6,     4,     6,   133,   207,   207,   211,
+     212,   140,   134,   136,   134,   136,   134,   136,   134,   136,
+     136,   134,   134,   134,   165,     7,   165,   166,   137,     7,
+       6,   216,   207,   139,   141,   141,   141,   141,   141,     6,
+       6,   147,   207,     6,   141,   207,   140,    58,   170,   170,
+     212,     6,   140,   140,     6,     6,   212,   140,     6,     6,
+     141,     5,   212,   212,   212,     4,     6,   212,     7,     7,
+       7,     7,   212,   212,   212,     6,     7,   207,   207,   207,
+     140,   139,   141,   139,   141,   139,   141,   207,   212,   207,
+     207,   209,   141,   215,   140,     6,     6,    91,   207,   207,
+     207,     6,     7,   166,   151,   207,   139,   139,   139,   141,
+     152,   207,   137,   212,   220,   207,     6,     4,   217,     6,
+     136,   216,     6,     6,     6,     6,   219,   139,   136,   207,
+     209,     6,     6,     6,   207,   207,     6,   207,     5,     6,
+       6,    95,   169,   207,     6,   212,   212,   212,   212,     6,
+       4,     6,     6,   207,   220,   141,   134,   139,   141,   177,
+     209,     6,   189,   209,     6,   190,   209,     6,   191,   141,
+     139,   134,   141,   139,   141,   207,   212,   139,   141,     8,
+     141,   134,   140,   207,   220,   134,   139,   207,   207,   212,
+     140,   139,   141,     4,     6,     6,     6,     7,     6,   137,
+       6,   207,   141,   141,   141,   141,     5,    49,     6,     6,
+       6,     6,     6,   140,     6,     6,   140,   207,   141,   139,
+     140,   139,   140,   139,   140,     6,   212,     7,   140,   207,
+       6,   141,    90,   207,   207,   215,     6,     6,   155,   207,
+     139,   139,   211,   207,     6,   216,    93,   139,     6,     6,
+       6,     6,     6,   140,   211,   177,   139,   141,   207,   209,
+     198,   207,   209,   198,   207,   209,   198,   139,   141,   212,
+     178,   141,   207,   141,   141,   141,   140,   207,   207,   141,
+       6,   207,   207,   141,   141,   207,   141,   139,   141,   141,
      139,   141,   141,   139,   141,   212,     6,    64,   141,   186,
-     140,     6,     6,   152,   134,   139,     6,   140,   139,   139,
-     141,     6,   141,     6,   192,   207,     6,     6,   193,   207,
-       6,     6,   194,   207,     6,   141,   207,   198,   178,   141,
-     158,   207,   211,   207,     5,   140,   141,   140,   141,   140,
-     141,     6,     6,   141,   141,   187,     6,   140,   134,   141,
-     141,   139,   198,     6,   195,   198,     6,   196,   198,     6,
-     197,   198,   156,   219,   161,   140,     6,     5,   141,   140,
-     141,   140,   141,   140,   141,   139,   141,   140,   211,   141,
-       6,   198,     6,   198,     6,   198,   219,     6,   159,   219,
-     141,     6,   141,   141,   141,   139,   141,     6,     6,     6,
-       6,   219,     6
+     140,     6,     6,   152,   134,   139,     6,   140,   139,   141,
+       6,   141,     6,   192,   207,     6,     6,   193,   207,     6,
+       6,   194,   207,     6,   141,   207,   198,   178,   141,   158,
+     207,   211,   207,   140,   141,   140,   141,   140,   141,     6,
+       6,   141,   141,   187,     6,   140,   134,   141,   141,   198,
+       6,   195,   198,     6,   196,   198,     6,   197,   198,   156,
+     219,   161,   140,     6,   141,   140,   141,   140,   141,   140,
+     141,   139,   141,   140,   211,     6,   198,     6,   198,     6,
+     198,   219,     6,   159,   219,   141,   141,   141,   141,   139,
+     141,     6,     6,     6,     6,   219,     6
 };
 
 #define yyerrok		(yyerrstatus = 0)
@@ -4892,29 +4876,7 @@ yyreduce:
     break;
 
   case 100:
-#line 1151 "Gmsh.y"
-    {
-      int num = (int)(yyvsp[(3) - (17)].d);
-      if(FindCurve(num)){
-	yymsg(0, "Curve %d already exists", num);
-      }
-      else{
-	Curve *c = Create_Curve(num, MSH_SEGM_PARAMETRIC, 2, NULL, NULL,
-				-1, -1, (yyvsp[(7) - (17)].d), (yyvsp[(9) - (17)].d));
-	strcpy(c->functu, (yyvsp[(11) - (17)].c));
-	strcpy(c->functv, (yyvsp[(13) - (17)].c));
-	strcpy(c->functw, (yyvsp[(15) - (17)].c));
-	Tree_Add(GModel::current()->getGEOInternals()->Curves, &c);
-	CreateReversedCurve(c);
-      }
-      Free((yyvsp[(11) - (17)].c)); Free((yyvsp[(13) - (17)].c)); Free((yyvsp[(15) - (17)].c));
-      (yyval.s).Type = MSH_SEGM_PARAMETRIC;
-      (yyval.s).Num = num;
-    ;}
-    break;
-
-  case 101:
-#line 1170 "Gmsh.y"
+#line 1150 "Gmsh.y"
     {
       int num = (int)(yyvsp[(3) - (7)].d);
       if(FindCurve(num)){
@@ -4934,8 +4896,8 @@ yyreduce:
     ;}
     break;
 
-  case 102:
-#line 1188 "Gmsh.y"
+  case 101:
+#line 1168 "Gmsh.y"
     {
       int num = (int)(yyvsp[(3) - (7)].d);
       if(FindCurve(num)){
@@ -4955,8 +4917,8 @@ yyreduce:
     ;}
     break;
 
-  case 103:
-#line 1206 "Gmsh.y"
+  case 102:
+#line 1186 "Gmsh.y"
     {
       int num = (int)(yyvsp[(3) - (11)].d);
       if(List_Nbr((yyvsp[(6) - (11)].l)) + (int)(yyvsp[(10) - (11)].d) + 1 != List_Nbr((yyvsp[(8) - (11)].l))){
@@ -4984,8 +4946,8 @@ yyreduce:
     ;}
     break;
 
-  case 104:
-#line 1232 "Gmsh.y"
+  case 103:
+#line 1212 "Gmsh.y"
     {
       int num = (int)(yyvsp[(4) - (8)].d);
       if(FindEdgeLoop(num)){
@@ -5004,15 +4966,15 @@ yyreduce:
     ;}
     break;
 
-  case 105:
-#line 1249 "Gmsh.y"
+  case 104:
+#line 1229 "Gmsh.y"
     {
       curPhysDim = 1;
     ;}
     break;
 
-  case 106:
-#line 1253 "Gmsh.y"
+  case 105:
+#line 1233 "Gmsh.y"
     {
       int num = (int)(yyvsp[(5) - (9)].i);
       if(FindPhysicalGroup(num, MSH_PHYSICAL_LINE)){
@@ -5030,8 +4992,8 @@ yyreduce:
     ;}
     break;
 
-  case 107:
-#line 1272 "Gmsh.y"
+  case 106:
+#line 1252 "Gmsh.y"
     {
       int num = (int)(yyvsp[(4) - (8)].d);
       if(FindSurface(num)){
@@ -5051,8 +5013,8 @@ yyreduce:
     ;}
     break;
 
-  case 108:
-#line 1290 "Gmsh.y"
+  case 107:
+#line 1270 "Gmsh.y"
     {
       int num = (int)(yyvsp[(4) - (9)].d), type = 0;
       if(FindSurface(num)){
@@ -5093,8 +5055,8 @@ yyreduce:
     ;}
     break;
 
-  case 109:
-#line 1329 "Gmsh.y"
+  case 108:
+#line 1309 "Gmsh.y"
     {
       myGmshSurface = 0;
       (yyval.s).Type = 0;
@@ -5102,8 +5064,8 @@ yyreduce:
     ;}
     break;
 
-  case 110:
-#line 1335 "Gmsh.y"
+  case 109:
+#line 1315 "Gmsh.y"
     {
       myGmshSurface = gmshSurface::getSurface((int)(yyvsp[(3) - (4)].d));
       (yyval.s).Type = 0;
@@ -5111,8 +5073,8 @@ yyreduce:
     ;}
     break;
 
-  case 111:
-#line 1341 "Gmsh.y"
+  case 110:
+#line 1321 "Gmsh.y"
     {
       int num = (int)(yyvsp[(4) - (10)].d);
       myGmshSurface = gmshParametricSurface::NewParametricSurface(num, (yyvsp[(7) - (10)].c), (yyvsp[(8) - (10)].c), (yyvsp[(9) - (10)].c));
@@ -5121,8 +5083,8 @@ yyreduce:
     ;}
     break;
 
-  case 112:
-#line 1348 "Gmsh.y"
+  case 111:
+#line 1328 "Gmsh.y"
     {
       int num = (int)(yyvsp[(3) - (7)].d);
       if (List_Nbr((yyvsp[(6) - (7)].l)) != 2){
@@ -5149,8 +5111,8 @@ yyreduce:
     ;}
     break;
 
-  case 113:
-#line 1373 "Gmsh.y"
+  case 112:
+#line 1353 "Gmsh.y"
     {
       int num = (int)(yyvsp[(3) - (7)].d);
       if (List_Nbr((yyvsp[(6) - (7)].l)) != 2){
@@ -5177,8 +5139,8 @@ yyreduce:
     ;}
     break;
 
-  case 114:
-#line 1398 "Gmsh.y"
+  case 113:
+#line 1378 "Gmsh.y"
     {
       int num = (int)(yyvsp[(4) - (8)].d);
       if(FindSurfaceLoop(num)){
@@ -5196,15 +5158,15 @@ yyreduce:
     ;}
     break;
 
-  case 115:
-#line 1414 "Gmsh.y"
+  case 114:
+#line 1394 "Gmsh.y"
     {
       curPhysDim = 2;
     ;}
     break;
 
-  case 116:
-#line 1418 "Gmsh.y"
+  case 115:
+#line 1398 "Gmsh.y"
     {
       int num = (int)(yyvsp[(5) - (9)].i);
       if(FindPhysicalGroup(num, MSH_PHYSICAL_SURFACE)){
@@ -5222,8 +5184,8 @@ yyreduce:
     ;}
     break;
 
-  case 117:
-#line 1434 "Gmsh.y"
+  case 116:
+#line 1414 "Gmsh.y"
     {
       int num = (int)(yyvsp[(4) - (8)].d);
       if(FindPhysicalGroup(num, MSH_PHYSICAL_VOLUME)){
@@ -5242,8 +5204,8 @@ yyreduce:
     ;}
     break;
 
-  case 118:
-#line 1452 "Gmsh.y"
+  case 117:
+#line 1432 "Gmsh.y"
     {
       int num = (int)(yyvsp[(4) - (12)].d);
       if(FindPhysicalGroup(num, MSH_PHYSICAL_SURFACE)){
@@ -5272,8 +5234,8 @@ yyreduce:
     ;}
     break;
 
-  case 119:
-#line 1479 "Gmsh.y"
+  case 118:
+#line 1459 "Gmsh.y"
     {
       int num = (int)(yyvsp[(4) - (8)].d);
       if(FindPhysicalGroup(num, MSH_PHYSICAL_SURFACE)){
@@ -5292,8 +5254,8 @@ yyreduce:
     ;}
     break;
 
-  case 120:
-#line 1496 "Gmsh.y"
+  case 119:
+#line 1476 "Gmsh.y"
     {
       int num = (int)(yyvsp[(4) - (8)].d);
       if(FindPhysicalGroup(num, MSH_PHYSICAL_LINE)){
@@ -5312,8 +5274,8 @@ yyreduce:
     ;}
     break;
 
-  case 121:
-#line 1516 "Gmsh.y"
+  case 120:
+#line 1496 "Gmsh.y"
     {
       yymsg(0, "'Complex Volume' command is deprecated: use 'Volume' instead");
       int num = (int)(yyvsp[(4) - (8)].d);
@@ -5333,8 +5295,8 @@ yyreduce:
     ;}
     break;
 
-  case 122:
-#line 1534 "Gmsh.y"
+  case 121:
+#line 1514 "Gmsh.y"
     {
       int num = (int)(yyvsp[(3) - (7)].d);
       if(FindVolume(num)){
@@ -5353,15 +5315,15 @@ yyreduce:
     ;}
     break;
 
-  case 123:
-#line 1551 "Gmsh.y"
+  case 122:
+#line 1531 "Gmsh.y"
     {
       curPhysDim = 3;
     ;}
     break;
 
-  case 124:
-#line 1555 "Gmsh.y"
+  case 123:
+#line 1535 "Gmsh.y"
     {
       int num = (int)(yyvsp[(5) - (9)].i);
       if(FindPhysicalGroup(num, MSH_PHYSICAL_VOLUME)){
@@ -5379,40 +5341,40 @@ yyreduce:
     ;}
     break;
 
-  case 125:
-#line 1576 "Gmsh.y"
+  case 124:
+#line 1556 "Gmsh.y"
     {
       TranslateShapes((yyvsp[(2) - (5)].v)[0], (yyvsp[(2) - (5)].v)[1], (yyvsp[(2) - (5)].v)[2], (yyvsp[(4) - (5)].l));
       (yyval.l) = (yyvsp[(4) - (5)].l);
     ;}
     break;
 
-  case 126:
-#line 1581 "Gmsh.y"
+  case 125:
+#line 1561 "Gmsh.y"
     {
       RotateShapes((yyvsp[(3) - (11)].v)[0], (yyvsp[(3) - (11)].v)[1], (yyvsp[(3) - (11)].v)[2], (yyvsp[(5) - (11)].v)[0], (yyvsp[(5) - (11)].v)[1], (yyvsp[(5) - (11)].v)[2], (yyvsp[(7) - (11)].d), (yyvsp[(10) - (11)].l));
       (yyval.l) = (yyvsp[(10) - (11)].l);
     ;}
     break;
 
-  case 127:
-#line 1586 "Gmsh.y"
+  case 126:
+#line 1566 "Gmsh.y"
     {
       SymmetryShapes((yyvsp[(2) - (5)].v)[0], (yyvsp[(2) - (5)].v)[1], (yyvsp[(2) - (5)].v)[2], (yyvsp[(2) - (5)].v)[3], (yyvsp[(4) - (5)].l));
       (yyval.l) = (yyvsp[(4) - (5)].l);
     ;}
     break;
 
-  case 128:
-#line 1591 "Gmsh.y"
+  case 127:
+#line 1571 "Gmsh.y"
     {
       DilatShapes((yyvsp[(3) - (9)].v)[0], (yyvsp[(3) - (9)].v)[1], (yyvsp[(3) - (9)].v)[2], (yyvsp[(5) - (9)].d), (yyvsp[(8) - (9)].l));
       (yyval.l) = (yyvsp[(8) - (9)].l);
     ;}
     break;
 
-  case 129:
-#line 1596 "Gmsh.y"
+  case 128:
+#line 1576 "Gmsh.y"
     {
       (yyval.l) = List_Create(3, 3, sizeof(Shape));
       if(!strcmp((yyvsp[(1) - (4)].c), "Duplicata")){
@@ -5434,8 +5396,8 @@ yyreduce:
     ;}
     break;
 
-  case 130:
-#line 1616 "Gmsh.y"
+  case 129:
+#line 1596 "Gmsh.y"
     { 
       (yyval.l) = List_Create(2, 1, sizeof(Shape));
       IntersectCurvesWithSurface((yyvsp[(4) - (9)].l), (int)(yyvsp[(8) - (9)].d), (yyval.l));
@@ -5443,8 +5405,8 @@ yyreduce:
     ;}
     break;
 
-  case 131:
-#line 1622 "Gmsh.y"
+  case 130:
+#line 1602 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(Shape*));
       List_T *tmp = ListOfDouble2ListOfInt((yyvsp[(7) - (9)].l));
@@ -5454,32 +5416,32 @@ yyreduce:
     ;}
     break;
 
-  case 132:
-#line 1632 "Gmsh.y"
+  case 131:
+#line 1612 "Gmsh.y"
     { (yyval.l) = (yyvsp[(1) - (1)].l); ;}
     break;
 
-  case 133:
-#line 1633 "Gmsh.y"
+  case 132:
+#line 1613 "Gmsh.y"
     { (yyval.l) = (yyvsp[(1) - (1)].l); ;}
     break;
 
-  case 134:
-#line 1638 "Gmsh.y"
+  case 133:
+#line 1618 "Gmsh.y"
     {
       (yyval.l) = List_Create(3, 3, sizeof(Shape));
     ;}
     break;
 
-  case 135:
-#line 1642 "Gmsh.y"
+  case 134:
+#line 1622 "Gmsh.y"
     {
       List_Add((yyval.l), &(yyvsp[(2) - (2)].s));
     ;}
     break;
 
-  case 136:
-#line 1646 "Gmsh.y"
+  case 135:
+#line 1626 "Gmsh.y"
     {
       for(int i = 0; i < List_Nbr((yyvsp[(4) - (6)].l)); i++){
 	double d;
@@ -5504,8 +5466,8 @@ yyreduce:
     ;}
     break;
 
-  case 137:
-#line 1669 "Gmsh.y"
+  case 136:
+#line 1649 "Gmsh.y"
     {
       for(int i = 0; i < List_Nbr((yyvsp[(4) - (6)].l)); i++){
 	double d;
@@ -5530,8 +5492,8 @@ yyreduce:
     ;}
     break;
 
-  case 138:
-#line 1692 "Gmsh.y"
+  case 137:
+#line 1672 "Gmsh.y"
     {
       for(int i = 0; i < List_Nbr((yyvsp[(4) - (6)].l)); i++){
 	double d;
@@ -5556,8 +5518,8 @@ yyreduce:
     ;}
     break;
 
-  case 139:
-#line 1715 "Gmsh.y"
+  case 138:
+#line 1695 "Gmsh.y"
     {
       for(int i = 0; i < List_Nbr((yyvsp[(4) - (6)].l)); i++){
 	double d;
@@ -5582,8 +5544,8 @@ yyreduce:
     ;}
     break;
 
-  case 140:
-#line 1743 "Gmsh.y"
+  case 139:
+#line 1723 "Gmsh.y"
     {
       for(int i = 0; i < List_Nbr((yyvsp[(3) - (4)].l)); i++){
 	Shape TheShape;
@@ -5594,15 +5556,15 @@ yyreduce:
     ;}
     break;
 
-  case 141:
-#line 1752 "Gmsh.y"
+  case 140:
+#line 1732 "Gmsh.y"
     {
       GModel::current()->getFields()->deleteField((int)(yyvsp[(4) - (6)].d));
     ;}
     break;
 
-  case 142:
-#line 1756 "Gmsh.y"
+  case 141:
+#line 1736 "Gmsh.y"
     {
 #if !defined(HAVE_NO_POST)
       if(!strcmp((yyvsp[(2) - (6)].c), "View")){
@@ -5619,8 +5581,8 @@ yyreduce:
     ;}
     break;
 
-  case 143:
-#line 1771 "Gmsh.y"
+  case 142:
+#line 1751 "Gmsh.y"
     {
       if(!strcmp((yyvsp[(2) - (3)].c), "Meshes") || !strcmp((yyvsp[(2) - (3)].c), "All")){
         for(unsigned int i = 0; i < GModel::list.size(); i++){
@@ -5649,8 +5611,8 @@ yyreduce:
     ;}
     break;
 
-  case 144:
-#line 1798 "Gmsh.y"
+  case 143:
+#line 1778 "Gmsh.y"
     {
 #if !defined(HAVE_NO_POST)
       if(!strcmp((yyvsp[(2) - (4)].c), "Empty") && !strcmp((yyvsp[(3) - (4)].c), "Views")){
@@ -5664,8 +5626,8 @@ yyreduce:
     ;}
     break;
 
-  case 145:
-#line 1815 "Gmsh.y"
+  case 144:
+#line 1795 "Gmsh.y"
     {
       for(int i = 0; i < List_Nbr((yyvsp[(4) - (5)].l)); i++){
 	Shape TheShape;
@@ -5676,8 +5638,8 @@ yyreduce:
     ;}
     break;
 
-  case 146:
-#line 1829 "Gmsh.y"
+  case 145:
+#line 1809 "Gmsh.y"
     {
       for(int i = 0; i < 4; i++)
 	VisibilityShape((yyvsp[(2) - (3)].c), i, 1);
@@ -5685,8 +5647,8 @@ yyreduce:
     ;}
     break;
 
-  case 147:
-#line 1835 "Gmsh.y"
+  case 146:
+#line 1815 "Gmsh.y"
     {
       for(int i = 0; i < 4; i++)
 	VisibilityShape((yyvsp[(2) - (3)].c), i, 0);
@@ -5694,8 +5656,8 @@ yyreduce:
     ;}
     break;
 
-  case 148:
-#line 1841 "Gmsh.y"
+  case 147:
+#line 1821 "Gmsh.y"
     {
       for(int i = 0; i < List_Nbr((yyvsp[(3) - (4)].l)); i++){
 	Shape TheShape;
@@ -5706,8 +5668,8 @@ yyreduce:
     ;}
     break;
 
-  case 149:
-#line 1850 "Gmsh.y"
+  case 148:
+#line 1830 "Gmsh.y"
     {
       for(int i = 0; i < List_Nbr((yyvsp[(3) - (4)].l)); i++){
 	Shape TheShape;
@@ -5718,8 +5680,8 @@ yyreduce:
     ;}
     break;
 
-  case 150:
-#line 1864 "Gmsh.y"
+  case 149:
+#line 1844 "Gmsh.y"
     {
       if(!strcmp((yyvsp[(1) - (3)].c), "Include")){
 	char tmpstring[1024];
@@ -5769,8 +5731,8 @@ yyreduce:
     ;}
     break;
 
-  case 151:
-#line 1912 "Gmsh.y"
+  case 150:
+#line 1892 "Gmsh.y"
     {
 #if !defined(HAVE_NO_POST)
       if(!strcmp((yyvsp[(1) - (7)].c), "Save") && !strcmp((yyvsp[(2) - (7)].c), "View")){
@@ -5790,8 +5752,8 @@ yyreduce:
     ;}
     break;
 
-  case 152:
-#line 1930 "Gmsh.y"
+  case 151:
+#line 1910 "Gmsh.y"
     {
 #if !defined(HAVE_NO_POST)
       if(!strcmp((yyvsp[(1) - (7)].c), "Background") && !strcmp((yyvsp[(2) - (7)].c), "Mesh")  && !strcmp((yyvsp[(3) - (7)].c), "View")){
@@ -5808,8 +5770,8 @@ yyreduce:
     ;}
     break;
 
-  case 153:
-#line 1945 "Gmsh.y"
+  case 152:
+#line 1925 "Gmsh.y"
     {
       if(!strcmp((yyvsp[(1) - (3)].c), "Sleep")){
 	SleepInSeconds((yyvsp[(2) - (3)].d));
@@ -5830,8 +5792,8 @@ yyreduce:
     ;}
     break;
 
-  case 154:
-#line 1964 "Gmsh.y"
+  case 153:
+#line 1944 "Gmsh.y"
     {
 #if !defined(HAVE_NO_POST)
        try {
@@ -5845,8 +5807,8 @@ yyreduce:
      ;}
     break;
 
-  case 155:
-#line 1976 "Gmsh.y"
+  case 154:
+#line 1956 "Gmsh.y"
     {
 #if !defined(HAVE_NO_POST)
       if(!strcmp((yyvsp[(2) - (3)].c), "ElementsFromAllViews"))
@@ -5872,15 +5834,15 @@ yyreduce:
     ;}
     break;
 
-  case 156:
-#line 2000 "Gmsh.y"
+  case 155:
+#line 1980 "Gmsh.y"
     {
       exit(0);
     ;}
     break;
 
-  case 157:
-#line 2004 "Gmsh.y"
+  case 156:
+#line 1984 "Gmsh.y"
     {
       // FIXME: this is a hack to force a transfer from the old DB to
       // the new DB. This will become unnecessary if/when we fill the 
@@ -5889,8 +5851,8 @@ yyreduce:
     ;}
     break;
 
-  case 158:
-#line 2011 "Gmsh.y"
+  case 157:
+#line 1991 "Gmsh.y"
     {
       CTX::instance()->forcedBBox = 0;
       GModel::current()->importGEOInternals();
@@ -5898,16 +5860,16 @@ yyreduce:
     ;}
     break;
 
-  case 159:
-#line 2017 "Gmsh.y"
+  case 158:
+#line 1997 "Gmsh.y"
     {
       CTX::instance()->forcedBBox = 1;
       SetBoundingBox((yyvsp[(3) - (15)].d), (yyvsp[(5) - (15)].d), (yyvsp[(7) - (15)].d), (yyvsp[(9) - (15)].d), (yyvsp[(11) - (15)].d), (yyvsp[(13) - (15)].d));
     ;}
     break;
 
-  case 160:
-#line 2022 "Gmsh.y"
+  case 159:
+#line 2002 "Gmsh.y"
     {
 #if defined(HAVE_FLTK)
       Draw();
@@ -5915,15 +5877,15 @@ yyreduce:
     ;}
     break;
 
-  case 161:
-#line 2028 "Gmsh.y"
+  case 160:
+#line 2008 "Gmsh.y"
     {
        GModel::current()->createTopologyFromMesh();
     ;}
     break;
 
-  case 162:
-#line 2037 "Gmsh.y"
+  case 161:
+#line 2017 "Gmsh.y"
     {
       LoopControlVariablesTab[ImbricatedLoop][0] = (yyvsp[(3) - (6)].d);
       LoopControlVariablesTab[ImbricatedLoop][1] = (yyvsp[(5) - (6)].d);
@@ -5942,8 +5904,8 @@ yyreduce:
     ;}
     break;
 
-  case 163:
-#line 2054 "Gmsh.y"
+  case 162:
+#line 2034 "Gmsh.y"
     {
       LoopControlVariablesTab[ImbricatedLoop][0] = (yyvsp[(3) - (8)].d);
       LoopControlVariablesTab[ImbricatedLoop][1] = (yyvsp[(5) - (8)].d);
@@ -5962,8 +5924,8 @@ yyreduce:
     ;}
     break;
 
-  case 164:
-#line 2071 "Gmsh.y"
+  case 163:
+#line 2051 "Gmsh.y"
     {
       LoopControlVariablesTab[ImbricatedLoop][0] = (yyvsp[(5) - (8)].d);
       LoopControlVariablesTab[ImbricatedLoop][1] = (yyvsp[(7) - (8)].d);
@@ -5984,8 +5946,8 @@ yyreduce:
     ;}
     break;
 
-  case 165:
-#line 2090 "Gmsh.y"
+  case 164:
+#line 2070 "Gmsh.y"
     {
       LoopControlVariablesTab[ImbricatedLoop][0] = (yyvsp[(5) - (10)].d);
       LoopControlVariablesTab[ImbricatedLoop][1] = (yyvsp[(7) - (10)].d);
@@ -6006,8 +5968,8 @@ yyreduce:
     ;}
     break;
 
-  case 166:
-#line 2109 "Gmsh.y"
+  case 165:
+#line 2089 "Gmsh.y"
     {
       if(ImbricatedLoop <= 0){
 	yymsg(0, "Invalid For/EndFor loop");
@@ -6037,8 +5999,8 @@ yyreduce:
     ;}
     break;
 
-  case 167:
-#line 2137 "Gmsh.y"
+  case 166:
+#line 2117 "Gmsh.y"
     {
       if(!FunctionManager::Instance()->createFunction
          ((yyvsp[(2) - (2)].c), gmsh_yyin, gmsh_yyname, gmsh_yylineno))
@@ -6048,8 +6010,8 @@ yyreduce:
     ;}
     break;
 
-  case 168:
-#line 2145 "Gmsh.y"
+  case 167:
+#line 2125 "Gmsh.y"
     {
       if(!FunctionManager::Instance()->leaveFunction
          (&gmsh_yyin, gmsh_yyname, gmsh_yylineno))
@@ -6057,8 +6019,8 @@ yyreduce:
     ;}
     break;
 
-  case 169:
-#line 2151 "Gmsh.y"
+  case 168:
+#line 2131 "Gmsh.y"
     {
       if(!FunctionManager::Instance()->enterFunction
          ((yyvsp[(2) - (3)].c), &gmsh_yyin, gmsh_yyname, gmsh_yylineno))
@@ -6067,21 +6029,21 @@ yyreduce:
     ;}
     break;
 
-  case 170:
-#line 2158 "Gmsh.y"
+  case 169:
+#line 2138 "Gmsh.y"
     {
       if(!(yyvsp[(3) - (4)].d)) skip_until("If", "EndIf");
     ;}
     break;
 
-  case 171:
-#line 2162 "Gmsh.y"
+  case 170:
+#line 2142 "Gmsh.y"
     {
     ;}
     break;
 
-  case 172:
-#line 2171 "Gmsh.y"
+  case 171:
+#line 2151 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(Shape));
       ExtrudeShapes(TRANSLATE, (yyvsp[(4) - (5)].l), 
@@ -6091,8 +6053,8 @@ yyreduce:
     ;}
     break;
 
-  case 173:
-#line 2179 "Gmsh.y"
+  case 172:
+#line 2159 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(Shape));
       ExtrudeShapes(ROTATE, (yyvsp[(10) - (11)].l), 
@@ -6102,8 +6064,8 @@ yyreduce:
     ;}
     break;
 
-  case 174:
-#line 2187 "Gmsh.y"
+  case 173:
+#line 2167 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(Shape));
       ExtrudeShapes(TRANSLATE_ROTATE, (yyvsp[(12) - (13)].l), 
@@ -6113,15 +6075,15 @@ yyreduce:
     ;}
     break;
 
-  case 175:
-#line 2195 "Gmsh.y"
+  case 174:
+#line 2175 "Gmsh.y"
     {
       extr.mesh.ExtrudeMesh = extr.mesh.Recombine = false;
     ;}
     break;
 
-  case 176:
-#line 2199 "Gmsh.y"
+  case 175:
+#line 2179 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(Shape));
       ExtrudeShapes(TRANSLATE, (yyvsp[(4) - (7)].l), 
@@ -6131,15 +6093,15 @@ yyreduce:
     ;}
     break;
 
-  case 177:
-#line 2207 "Gmsh.y"
+  case 176:
+#line 2187 "Gmsh.y"
     {
       extr.mesh.ExtrudeMesh = extr.mesh.Recombine = false;
     ;}
     break;
 
-  case 178:
-#line 2211 "Gmsh.y"
+  case 177:
+#line 2191 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(Shape));
       ExtrudeShapes(ROTATE, (yyvsp[(10) - (13)].l), 
@@ -6149,15 +6111,15 @@ yyreduce:
     ;}
     break;
 
-  case 179:
-#line 2219 "Gmsh.y"
+  case 178:
+#line 2199 "Gmsh.y"
     {
       extr.mesh.ExtrudeMesh = extr.mesh.Recombine = false;
     ;}
     break;
 
-  case 180:
-#line 2223 "Gmsh.y"
+  case 179:
+#line 2203 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(Shape));
       ExtrudeShapes(TRANSLATE_ROTATE, (yyvsp[(12) - (15)].l), 
@@ -6167,15 +6129,15 @@ yyreduce:
     ;}
     break;
 
-  case 181:
-#line 2231 "Gmsh.y"
+  case 180:
+#line 2211 "Gmsh.y"
     {
       extr.mesh.ExtrudeMesh = extr.mesh.Recombine = false;
     ;}
     break;
 
-  case 182:
-#line 2235 "Gmsh.y"
+  case 181:
+#line 2215 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(Shape));
       ExtrudeShapes(BOUNDARY_LAYER, (yyvsp[(3) - (6)].l), 0., 0., 0., 0., 0., 0., 0., 0., 0., 0.,
@@ -6184,8 +6146,8 @@ yyreduce:
     ;}
     break;
 
-  case 183:
-#line 2244 "Gmsh.y"
+  case 182:
+#line 2224 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(Shape));
       ExtrudeShape(TRANSLATE, MSH_POINT, (int)(yyvsp[(4) - (8)].d), 
@@ -6194,8 +6156,8 @@ yyreduce:
     ;}
     break;
 
-  case 184:
-#line 2251 "Gmsh.y"
+  case 183:
+#line 2231 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(Shape));
       ExtrudeShape(TRANSLATE, MSH_SEGM_LINE, (int)(yyvsp[(4) - (8)].d), 
@@ -6204,8 +6166,8 @@ yyreduce:
     ;}
     break;
 
-  case 185:
-#line 2258 "Gmsh.y"
+  case 184:
+#line 2238 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(Shape));
       ExtrudeShape(TRANSLATE, MSH_SURF_PLAN, (int)(yyvsp[(4) - (8)].d), 
@@ -6214,8 +6176,8 @@ yyreduce:
     ;}
     break;
 
-  case 186:
-#line 2265 "Gmsh.y"
+  case 185:
+#line 2245 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(Shape));
       ExtrudeShape(ROTATE, MSH_POINT, (int)(yyvsp[(4) - (12)].d), 
@@ -6224,8 +6186,8 @@ yyreduce:
     ;}
     break;
 
-  case 187:
-#line 2272 "Gmsh.y"
+  case 186:
+#line 2252 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(Shape));
       ExtrudeShape(ROTATE, MSH_SEGM_LINE, (int)(yyvsp[(4) - (12)].d), 
@@ -6234,8 +6196,8 @@ yyreduce:
     ;}
     break;
 
-  case 188:
-#line 2279 "Gmsh.y"
+  case 187:
+#line 2259 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(Shape));
       ExtrudeShape(ROTATE, MSH_SURF_PLAN, (int)(yyvsp[(4) - (12)].d), 
@@ -6244,8 +6206,8 @@ yyreduce:
     ;}
     break;
 
-  case 189:
-#line 2286 "Gmsh.y"
+  case 188:
+#line 2266 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(Shape));
       ExtrudeShape(TRANSLATE_ROTATE, MSH_POINT, (int)(yyvsp[(4) - (14)].d), 
@@ -6254,8 +6216,8 @@ yyreduce:
     ;}
     break;
 
-  case 190:
-#line 2293 "Gmsh.y"
+  case 189:
+#line 2273 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(Shape));
       ExtrudeShape(TRANSLATE_ROTATE, MSH_SEGM_LINE, (int)(yyvsp[(4) - (14)].d), 
@@ -6264,8 +6226,8 @@ yyreduce:
     ;}
     break;
 
-  case 191:
-#line 2300 "Gmsh.y"
+  case 190:
+#line 2280 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(Shape));
       ExtrudeShape(TRANSLATE_ROTATE, MSH_SURF_PLAN, (int)(yyvsp[(4) - (14)].d), 
@@ -6274,15 +6236,15 @@ yyreduce:
     ;}
     break;
 
-  case 192:
-#line 2307 "Gmsh.y"
+  case 191:
+#line 2287 "Gmsh.y"
     {
       extr.mesh.ExtrudeMesh = extr.mesh.Recombine = false;
     ;}
     break;
 
-  case 193:
-#line 2311 "Gmsh.y"
+  case 192:
+#line 2291 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(Shape));
       ExtrudeShape(TRANSLATE, MSH_POINT, (int)(yyvsp[(4) - (12)].d), 
@@ -6291,15 +6253,15 @@ yyreduce:
     ;}
     break;
 
-  case 194:
-#line 2318 "Gmsh.y"
+  case 193:
+#line 2298 "Gmsh.y"
     {
       extr.mesh.ExtrudeMesh = extr.mesh.Recombine = false;
     ;}
     break;
 
-  case 195:
-#line 2322 "Gmsh.y"
+  case 194:
+#line 2302 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(Shape));
       ExtrudeShape(TRANSLATE, MSH_SEGM_LINE, (int)(yyvsp[(4) - (12)].d), 
@@ -6308,15 +6270,15 @@ yyreduce:
     ;}
     break;
 
-  case 196:
-#line 2329 "Gmsh.y"
+  case 195:
+#line 2309 "Gmsh.y"
     {
       extr.mesh.ExtrudeMesh = extr.mesh.Recombine = false;
     ;}
     break;
 
-  case 197:
-#line 2333 "Gmsh.y"
+  case 196:
+#line 2313 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(Shape));
       ExtrudeShape(TRANSLATE, MSH_SURF_PLAN, (int)(yyvsp[(4) - (12)].d), 
@@ -6325,15 +6287,15 @@ yyreduce:
     ;}
     break;
 
-  case 198:
-#line 2340 "Gmsh.y"
+  case 197:
+#line 2320 "Gmsh.y"
     {
       extr.mesh.ExtrudeMesh = extr.mesh.Recombine = false;
     ;}
     break;
 
-  case 199:
-#line 2344 "Gmsh.y"
+  case 198:
+#line 2324 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(Shape));
       ExtrudeShape(ROTATE, MSH_POINT, (int)(yyvsp[(4) - (16)].d), 
@@ -6342,15 +6304,15 @@ yyreduce:
     ;}
     break;
 
-  case 200:
-#line 2351 "Gmsh.y"
+  case 199:
+#line 2331 "Gmsh.y"
     {
       extr.mesh.ExtrudeMesh = extr.mesh.Recombine = false;
     ;}
     break;
 
-  case 201:
-#line 2355 "Gmsh.y"
+  case 200:
+#line 2335 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(Shape));
       ExtrudeShape(ROTATE, MSH_SEGM_LINE, (int)(yyvsp[(4) - (16)].d), 
@@ -6359,15 +6321,15 @@ yyreduce:
     ;}
     break;
 
-  case 202:
-#line 2362 "Gmsh.y"
+  case 201:
+#line 2342 "Gmsh.y"
     {
       extr.mesh.ExtrudeMesh = extr.mesh.Recombine = false;
     ;}
     break;
 
-  case 203:
-#line 2366 "Gmsh.y"
+  case 202:
+#line 2346 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(Shape));
       ExtrudeShape(ROTATE, MSH_SURF_PLAN, (int)(yyvsp[(4) - (16)].d), 
@@ -6376,15 +6338,15 @@ yyreduce:
     ;}
     break;
 
-  case 204:
-#line 2373 "Gmsh.y"
+  case 203:
+#line 2353 "Gmsh.y"
     {
       extr.mesh.ExtrudeMesh = extr.mesh.Recombine = false;
     ;}
     break;
 
-  case 205:
-#line 2377 "Gmsh.y"
+  case 204:
+#line 2357 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(Shape));
       ExtrudeShape(TRANSLATE_ROTATE, MSH_POINT, (int)(yyvsp[(4) - (18)].d), 
@@ -6393,15 +6355,15 @@ yyreduce:
     ;}
     break;
 
-  case 206:
-#line 2384 "Gmsh.y"
+  case 205:
+#line 2364 "Gmsh.y"
     {
       extr.mesh.ExtrudeMesh = extr.mesh.Recombine = false;
     ;}
     break;
 
-  case 207:
-#line 2388 "Gmsh.y"
+  case 206:
+#line 2368 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(Shape));
       ExtrudeShape(TRANSLATE_ROTATE, MSH_SEGM_LINE, (int)(yyvsp[(4) - (18)].d), 
@@ -6410,15 +6372,15 @@ yyreduce:
     ;}
     break;
 
-  case 208:
-#line 2395 "Gmsh.y"
+  case 207:
+#line 2375 "Gmsh.y"
     {
       extr.mesh.ExtrudeMesh = extr.mesh.Recombine = false;
     ;}
     break;
 
-  case 209:
-#line 2399 "Gmsh.y"
+  case 208:
+#line 2379 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(Shape));
       ExtrudeShape(TRANSLATE_ROTATE, MSH_SURF_PLAN, (int)(yyvsp[(4) - (18)].d), 
@@ -6427,20 +6389,20 @@ yyreduce:
     ;}
     break;
 
-  case 210:
-#line 2410 "Gmsh.y"
+  case 209:
+#line 2390 "Gmsh.y"
     {
     ;}
     break;
 
-  case 211:
-#line 2413 "Gmsh.y"
+  case 210:
+#line 2393 "Gmsh.y"
     {
     ;}
     break;
 
-  case 212:
-#line 2419 "Gmsh.y"
+  case 211:
+#line 2399 "Gmsh.y"
     {
       extr.mesh.ExtrudeMesh = true;
       extr.mesh.NbLayer = 1;
@@ -6451,8 +6413,8 @@ yyreduce:
     ;}
     break;
 
-  case 213:
-#line 2428 "Gmsh.y"
+  case 212:
+#line 2408 "Gmsh.y"
     {
       extr.mesh.ExtrudeMesh = true;
       extr.mesh.NbLayer = List_Nbr((yyvsp[(3) - (7)].l));
@@ -6474,8 +6436,8 @@ yyreduce:
     ;}
     break;
 
-  case 214:
-#line 2448 "Gmsh.y"
+  case 213:
+#line 2428 "Gmsh.y"
     {
       yymsg(0, "Explicit region numbers in layers are deprecated");
       extr.mesh.ExtrudeMesh = true;
@@ -6500,15 +6462,15 @@ yyreduce:
     ;}
     break;
 
-  case 215:
-#line 2471 "Gmsh.y"
+  case 214:
+#line 2451 "Gmsh.y"
     {
       extr.mesh.Recombine = true;
     ;}
     break;
 
-  case 216:
-#line 2475 "Gmsh.y"
+  case 215:
+#line 2455 "Gmsh.y"
     {
       int num = (int)(yyvsp[(3) - (9)].d);
       if(FindSurface(num)){
@@ -6529,15 +6491,15 @@ yyreduce:
     ;}
     break;
 
-  case 217:
-#line 2498 "Gmsh.y"
+  case 216:
+#line 2478 "Gmsh.y"
     {
       (yyval.v)[0] = (yyval.v)[1] = 1.;
     ;}
     break;
 
-  case 218:
-#line 2502 "Gmsh.y"
+  case 217:
+#line 2482 "Gmsh.y"
     {
       if(!strcmp((yyvsp[(2) - (3)].c), "Progression") || !strcmp((yyvsp[(2) - (3)].c), "Power"))
         (yyval.v)[0] = 1.;
@@ -6552,15 +6514,15 @@ yyreduce:
     ;}
     break;
 
-  case 219:
-#line 2517 "Gmsh.y"
+  case 218:
+#line 2497 "Gmsh.y"
     {
       (yyval.i) = -1; // left
     ;}
     break;
 
-  case 220:
-#line 2521 "Gmsh.y"
+  case 219:
+#line 2501 "Gmsh.y"
     {
       if(!strcmp((yyvsp[(1) - (1)].c), "Right"))
         (yyval.i) = 1;
@@ -6572,36 +6534,36 @@ yyreduce:
     ;}
     break;
 
-  case 221:
-#line 2533 "Gmsh.y"
+  case 220:
+#line 2513 "Gmsh.y"
     {
      (yyval.l) = List_Create(1, 1, sizeof(double));
    ;}
     break;
 
-  case 222:
-#line 2537 "Gmsh.y"
+  case 221:
+#line 2517 "Gmsh.y"
     {
      (yyval.l) = (yyvsp[(2) - (2)].l);
    ;}
     break;
 
-  case 223:
-#line 2542 "Gmsh.y"
+  case 222:
+#line 2522 "Gmsh.y"
     {
       (yyval.i) = 45;
     ;}
     break;
 
-  case 224:
-#line 2546 "Gmsh.y"
+  case 223:
+#line 2526 "Gmsh.y"
     {
       (yyval.i) = (int)(yyvsp[(2) - (2)].d);
     ;}
     break;
 
-  case 225:
-#line 2553 "Gmsh.y"
+  case 224:
+#line 2533 "Gmsh.y"
     {
       int type = (int)(yyvsp[(6) - (7)].v)[0];
       double coef = fabs((yyvsp[(6) - (7)].v)[1]);
@@ -6659,8 +6621,8 @@ yyreduce:
     ;}
     break;
 
-  case 226:
-#line 2609 "Gmsh.y"
+  case 225:
+#line 2589 "Gmsh.y"
     {
       int k = List_Nbr((yyvsp[(4) - (6)].l));
       if(k != 0 && k != 3 && k != 4){
@@ -6732,16 +6694,16 @@ yyreduce:
     ;}
     break;
 
-  case 227:
-#line 2679 "Gmsh.y"
+  case 226:
+#line 2659 "Gmsh.y"
     {
       yymsg(1, "Elliptic Surface is deprecated: use Transfinite instead (with smoothing)");
       List_Delete((yyvsp[(7) - (8)].l));
     ;}
     break;
 
-  case 228:
-#line 2684 "Gmsh.y"
+  case 227:
+#line 2664 "Gmsh.y"
     {
       int k = List_Nbr((yyvsp[(4) - (5)].l));
       if(k != 0 && k != 6 && k != 8){
@@ -6810,8 +6772,8 @@ yyreduce:
     ;}
     break;
 
-  case 229:
-#line 2751 "Gmsh.y"
+  case 228:
+#line 2731 "Gmsh.y"
     {
       if(!(yyvsp[(3) - (5)].l)){
 	List_T *tmp = Tree2List(GModel::current()->getGEOInternals()->Surfaces);
@@ -6856,8 +6818,8 @@ yyreduce:
     ;}
     break;
 
-  case 230:
-#line 2794 "Gmsh.y"
+  case 229:
+#line 2774 "Gmsh.y"
     {
       for(int i = 0; i < List_Nbr((yyvsp[(3) - (6)].l)); i++){
 	double d;
@@ -6879,8 +6841,8 @@ yyreduce:
     ;}
     break;
 
-  case 231:
-#line 2820 "Gmsh.y"
+  case 230:
+#line 2800 "Gmsh.y"
     { 
       Surface *s = FindSurface((int)(yyvsp[(8) - (10)].d));
       if(s){
@@ -6905,8 +6867,8 @@ yyreduce:
     ;}
     break;
 
-  case 232:
-#line 2843 "Gmsh.y"
+  case 231:
+#line 2823 "Gmsh.y"
     {
       Surface *s = FindSurface((int)(yyvsp[(8) - (10)].d));
       if(s){
@@ -6931,27 +6893,27 @@ yyreduce:
     ;}
     break;
 
-  case 233:
-#line 2866 "Gmsh.y"
+  case 232:
+#line 2846 "Gmsh.y"
     {
     ;}
     break;
 
-  case 234:
-#line 2869 "Gmsh.y"
+  case 233:
+#line 2849 "Gmsh.y"
     {
     ;}
     break;
 
-  case 235:
-#line 2878 "Gmsh.y"
+  case 234:
+#line 2858 "Gmsh.y"
     { 
       ReplaceAllDuplicates();
     ;}
     break;
 
-  case 236:
-#line 2882 "Gmsh.y"
+  case 235:
+#line 2862 "Gmsh.y"
     { 
       if(!strcmp((yyvsp[(2) - (3)].c), "Geometry"))
         ReplaceAllDuplicates();
@@ -6963,48 +6925,48 @@ yyreduce:
     ;}
     break;
 
-  case 237:
-#line 2897 "Gmsh.y"
+  case 236:
+#line 2877 "Gmsh.y"
     { (yyval.d) = (yyvsp[(1) - (1)].d);           ;}
     break;
 
-  case 238:
-#line 2898 "Gmsh.y"
+  case 237:
+#line 2878 "Gmsh.y"
     { (yyval.d) = (yyvsp[(2) - (3)].d);           ;}
     break;
 
-  case 239:
-#line 2899 "Gmsh.y"
+  case 238:
+#line 2879 "Gmsh.y"
     { (yyval.d) = -(yyvsp[(2) - (2)].d);          ;}
     break;
 
-  case 240:
-#line 2900 "Gmsh.y"
+  case 239:
+#line 2880 "Gmsh.y"
     { (yyval.d) = (yyvsp[(2) - (2)].d);           ;}
     break;
 
-  case 241:
-#line 2901 "Gmsh.y"
+  case 240:
+#line 2881 "Gmsh.y"
     { (yyval.d) = !(yyvsp[(2) - (2)].d);          ;}
     break;
 
-  case 242:
-#line 2902 "Gmsh.y"
+  case 241:
+#line 2882 "Gmsh.y"
     { (yyval.d) = (yyvsp[(1) - (3)].d) - (yyvsp[(3) - (3)].d);      ;}
     break;
 
-  case 243:
-#line 2903 "Gmsh.y"
+  case 242:
+#line 2883 "Gmsh.y"
     { (yyval.d) = (yyvsp[(1) - (3)].d) + (yyvsp[(3) - (3)].d);      ;}
     break;
 
-  case 244:
-#line 2904 "Gmsh.y"
+  case 243:
+#line 2884 "Gmsh.y"
     { (yyval.d) = (yyvsp[(1) - (3)].d) * (yyvsp[(3) - (3)].d);      ;}
     break;
 
-  case 245:
-#line 2906 "Gmsh.y"
+  case 244:
+#line 2886 "Gmsh.y"
     { 
       if(!(yyvsp[(3) - (3)].d))
 	yymsg(0, "Division by zero in '%g / %g'", (yyvsp[(1) - (3)].d), (yyvsp[(3) - (3)].d));
@@ -7013,308 +6975,308 @@ yyreduce:
     ;}
     break;
 
-  case 246:
-#line 2912 "Gmsh.y"
+  case 245:
+#line 2892 "Gmsh.y"
     { (yyval.d) = (int)(yyvsp[(1) - (3)].d) % (int)(yyvsp[(3) - (3)].d);  ;}
     break;
 
-  case 247:
-#line 2913 "Gmsh.y"
+  case 246:
+#line 2893 "Gmsh.y"
     { (yyval.d) = pow((yyvsp[(1) - (3)].d), (yyvsp[(3) - (3)].d));  ;}
     break;
 
-  case 248:
-#line 2914 "Gmsh.y"
+  case 247:
+#line 2894 "Gmsh.y"
     { (yyval.d) = (yyvsp[(1) - (3)].d) < (yyvsp[(3) - (3)].d);      ;}
     break;
 
-  case 249:
-#line 2915 "Gmsh.y"
+  case 248:
+#line 2895 "Gmsh.y"
     { (yyval.d) = (yyvsp[(1) - (3)].d) > (yyvsp[(3) - (3)].d);      ;}
     break;
 
-  case 250:
-#line 2916 "Gmsh.y"
+  case 249:
+#line 2896 "Gmsh.y"
     { (yyval.d) = (yyvsp[(1) - (3)].d) <= (yyvsp[(3) - (3)].d);     ;}
     break;
 
-  case 251:
-#line 2917 "Gmsh.y"
+  case 250:
+#line 2897 "Gmsh.y"
     { (yyval.d) = (yyvsp[(1) - (3)].d) >= (yyvsp[(3) - (3)].d);     ;}
     break;
 
-  case 252:
-#line 2918 "Gmsh.y"
+  case 251:
+#line 2898 "Gmsh.y"
     { (yyval.d) = (yyvsp[(1) - (3)].d) == (yyvsp[(3) - (3)].d);     ;}
     break;
 
-  case 253:
-#line 2919 "Gmsh.y"
+  case 252:
+#line 2899 "Gmsh.y"
     { (yyval.d) = (yyvsp[(1) - (3)].d) != (yyvsp[(3) - (3)].d);     ;}
     break;
 
-  case 254:
-#line 2920 "Gmsh.y"
+  case 253:
+#line 2900 "Gmsh.y"
     { (yyval.d) = (yyvsp[(1) - (3)].d) && (yyvsp[(3) - (3)].d);     ;}
     break;
 
-  case 255:
-#line 2921 "Gmsh.y"
+  case 254:
+#line 2901 "Gmsh.y"
     { (yyval.d) = (yyvsp[(1) - (3)].d) || (yyvsp[(3) - (3)].d);     ;}
     break;
 
-  case 256:
-#line 2922 "Gmsh.y"
+  case 255:
+#line 2902 "Gmsh.y"
     { (yyval.d) = (yyvsp[(1) - (5)].d) ? (yyvsp[(3) - (5)].d) : (yyvsp[(5) - (5)].d); ;}
     break;
 
-  case 257:
-#line 2923 "Gmsh.y"
+  case 256:
+#line 2903 "Gmsh.y"
     { (yyval.d) = exp((yyvsp[(3) - (4)].d));      ;}
     break;
 
-  case 258:
-#line 2924 "Gmsh.y"
+  case 257:
+#line 2904 "Gmsh.y"
     { (yyval.d) = log((yyvsp[(3) - (4)].d));      ;}
     break;
 
-  case 259:
-#line 2925 "Gmsh.y"
+  case 258:
+#line 2905 "Gmsh.y"
     { (yyval.d) = log10((yyvsp[(3) - (4)].d));    ;}
     break;
 
-  case 260:
-#line 2926 "Gmsh.y"
+  case 259:
+#line 2906 "Gmsh.y"
     { (yyval.d) = sqrt((yyvsp[(3) - (4)].d));     ;}
     break;
 
-  case 261:
-#line 2927 "Gmsh.y"
+  case 260:
+#line 2907 "Gmsh.y"
     { (yyval.d) = sin((yyvsp[(3) - (4)].d));      ;}
     break;
 
-  case 262:
-#line 2928 "Gmsh.y"
+  case 261:
+#line 2908 "Gmsh.y"
     { (yyval.d) = asin((yyvsp[(3) - (4)].d));     ;}
     break;
 
-  case 263:
-#line 2929 "Gmsh.y"
+  case 262:
+#line 2909 "Gmsh.y"
     { (yyval.d) = cos((yyvsp[(3) - (4)].d));      ;}
     break;
 
-  case 264:
-#line 2930 "Gmsh.y"
+  case 263:
+#line 2910 "Gmsh.y"
     { (yyval.d) = acos((yyvsp[(3) - (4)].d));     ;}
     break;
 
-  case 265:
-#line 2931 "Gmsh.y"
+  case 264:
+#line 2911 "Gmsh.y"
     { (yyval.d) = tan((yyvsp[(3) - (4)].d));      ;}
     break;
 
-  case 266:
-#line 2932 "Gmsh.y"
+  case 265:
+#line 2912 "Gmsh.y"
     { (yyval.d) = atan((yyvsp[(3) - (4)].d));     ;}
     break;
 
-  case 267:
-#line 2933 "Gmsh.y"
+  case 266:
+#line 2913 "Gmsh.y"
     { (yyval.d) = atan2((yyvsp[(3) - (6)].d), (yyvsp[(5) - (6)].d));;}
     break;
 
-  case 268:
-#line 2934 "Gmsh.y"
+  case 267:
+#line 2914 "Gmsh.y"
     { (yyval.d) = sinh((yyvsp[(3) - (4)].d));     ;}
     break;
 
-  case 269:
-#line 2935 "Gmsh.y"
+  case 268:
+#line 2915 "Gmsh.y"
     { (yyval.d) = cosh((yyvsp[(3) - (4)].d));     ;}
     break;
 
-  case 270:
-#line 2936 "Gmsh.y"
+  case 269:
+#line 2916 "Gmsh.y"
     { (yyval.d) = tanh((yyvsp[(3) - (4)].d));     ;}
     break;
 
-  case 271:
-#line 2937 "Gmsh.y"
+  case 270:
+#line 2917 "Gmsh.y"
     { (yyval.d) = fabs((yyvsp[(3) - (4)].d));     ;}
     break;
 
-  case 272:
-#line 2938 "Gmsh.y"
+  case 271:
+#line 2918 "Gmsh.y"
     { (yyval.d) = floor((yyvsp[(3) - (4)].d));    ;}
     break;
 
-  case 273:
-#line 2939 "Gmsh.y"
+  case 272:
+#line 2919 "Gmsh.y"
     { (yyval.d) = ceil((yyvsp[(3) - (4)].d));     ;}
     break;
 
-  case 274:
-#line 2940 "Gmsh.y"
+  case 273:
+#line 2920 "Gmsh.y"
     { (yyval.d) = fmod((yyvsp[(3) - (6)].d), (yyvsp[(5) - (6)].d)); ;}
     break;
 
-  case 275:
-#line 2941 "Gmsh.y"
+  case 274:
+#line 2921 "Gmsh.y"
     { (yyval.d) = fmod((yyvsp[(3) - (6)].d), (yyvsp[(5) - (6)].d)); ;}
     break;
 
-  case 276:
-#line 2942 "Gmsh.y"
+  case 275:
+#line 2922 "Gmsh.y"
     { (yyval.d) = sqrt((yyvsp[(3) - (6)].d) * (yyvsp[(3) - (6)].d) + (yyvsp[(5) - (6)].d) * (yyvsp[(5) - (6)].d)); ;}
     break;
 
-  case 277:
-#line 2943 "Gmsh.y"
+  case 276:
+#line 2923 "Gmsh.y"
     { (yyval.d) = (yyvsp[(3) - (4)].d) * (double)rand() / (double)RAND_MAX; ;}
     break;
 
-  case 278:
-#line 2945 "Gmsh.y"
+  case 277:
+#line 2925 "Gmsh.y"
     { (yyval.d) = exp((yyvsp[(3) - (4)].d));      ;}
     break;
 
-  case 279:
-#line 2946 "Gmsh.y"
+  case 278:
+#line 2926 "Gmsh.y"
     { (yyval.d) = log((yyvsp[(3) - (4)].d));      ;}
     break;
 
-  case 280:
-#line 2947 "Gmsh.y"
+  case 279:
+#line 2927 "Gmsh.y"
     { (yyval.d) = log10((yyvsp[(3) - (4)].d));    ;}
     break;
 
-  case 281:
-#line 2948 "Gmsh.y"
+  case 280:
+#line 2928 "Gmsh.y"
     { (yyval.d) = sqrt((yyvsp[(3) - (4)].d));     ;}
     break;
 
-  case 282:
-#line 2949 "Gmsh.y"
+  case 281:
+#line 2929 "Gmsh.y"
     { (yyval.d) = sin((yyvsp[(3) - (4)].d));      ;}
     break;
 
-  case 283:
-#line 2950 "Gmsh.y"
+  case 282:
+#line 2930 "Gmsh.y"
     { (yyval.d) = asin((yyvsp[(3) - (4)].d));     ;}
     break;
 
-  case 284:
-#line 2951 "Gmsh.y"
+  case 283:
+#line 2931 "Gmsh.y"
     { (yyval.d) = cos((yyvsp[(3) - (4)].d));      ;}
     break;
 
-  case 285:
-#line 2952 "Gmsh.y"
+  case 284:
+#line 2932 "Gmsh.y"
     { (yyval.d) = acos((yyvsp[(3) - (4)].d));     ;}
     break;
 
-  case 286:
-#line 2953 "Gmsh.y"
+  case 285:
+#line 2933 "Gmsh.y"
     { (yyval.d) = tan((yyvsp[(3) - (4)].d));      ;}
     break;
 
-  case 287:
-#line 2954 "Gmsh.y"
+  case 286:
+#line 2934 "Gmsh.y"
     { (yyval.d) = atan((yyvsp[(3) - (4)].d));     ;}
     break;
 
-  case 288:
-#line 2955 "Gmsh.y"
+  case 287:
+#line 2935 "Gmsh.y"
     { (yyval.d) = atan2((yyvsp[(3) - (6)].d), (yyvsp[(5) - (6)].d));;}
     break;
 
-  case 289:
-#line 2956 "Gmsh.y"
+  case 288:
+#line 2936 "Gmsh.y"
     { (yyval.d) = sinh((yyvsp[(3) - (4)].d));     ;}
     break;
 
-  case 290:
-#line 2957 "Gmsh.y"
+  case 289:
+#line 2937 "Gmsh.y"
     { (yyval.d) = cosh((yyvsp[(3) - (4)].d));     ;}
     break;
 
-  case 291:
-#line 2958 "Gmsh.y"
+  case 290:
+#line 2938 "Gmsh.y"
     { (yyval.d) = tanh((yyvsp[(3) - (4)].d));     ;}
     break;
 
-  case 292:
-#line 2959 "Gmsh.y"
+  case 291:
+#line 2939 "Gmsh.y"
     { (yyval.d) = fabs((yyvsp[(3) - (4)].d));     ;}
     break;
 
-  case 293:
-#line 2960 "Gmsh.y"
+  case 292:
+#line 2940 "Gmsh.y"
     { (yyval.d) = floor((yyvsp[(3) - (4)].d));    ;}
     break;
 
-  case 294:
-#line 2961 "Gmsh.y"
+  case 293:
+#line 2941 "Gmsh.y"
     { (yyval.d) = ceil((yyvsp[(3) - (4)].d));     ;}
     break;
 
-  case 295:
-#line 2962 "Gmsh.y"
+  case 294:
+#line 2942 "Gmsh.y"
     { (yyval.d) = fmod((yyvsp[(3) - (6)].d), (yyvsp[(5) - (6)].d)); ;}
     break;
 
-  case 296:
-#line 2963 "Gmsh.y"
+  case 295:
+#line 2943 "Gmsh.y"
     { (yyval.d) = fmod((yyvsp[(3) - (6)].d), (yyvsp[(5) - (6)].d)); ;}
     break;
 
-  case 297:
-#line 2964 "Gmsh.y"
+  case 296:
+#line 2944 "Gmsh.y"
     { (yyval.d) = sqrt((yyvsp[(3) - (6)].d) * (yyvsp[(3) - (6)].d) + (yyvsp[(5) - (6)].d) * (yyvsp[(5) - (6)].d)); ;}
     break;
 
-  case 298:
-#line 2965 "Gmsh.y"
+  case 297:
+#line 2945 "Gmsh.y"
     { (yyval.d) = (yyvsp[(3) - (4)].d) * (double)rand() / (double)RAND_MAX; ;}
     break;
 
-  case 299:
-#line 2974 "Gmsh.y"
+  case 298:
+#line 2954 "Gmsh.y"
     { (yyval.d) = (yyvsp[(1) - (1)].d); ;}
     break;
 
-  case 300:
-#line 2975 "Gmsh.y"
+  case 299:
+#line 2955 "Gmsh.y"
     { (yyval.d) = 3.141592653589793; ;}
     break;
 
-  case 301:
-#line 2976 "Gmsh.y"
+  case 300:
+#line 2956 "Gmsh.y"
     { (yyval.d) = Msg::GetCommRank(); ;}
     break;
 
-  case 302:
-#line 2977 "Gmsh.y"
+  case 301:
+#line 2957 "Gmsh.y"
     { (yyval.d) = Msg::GetCommSize(); ;}
     break;
 
-  case 303:
-#line 2978 "Gmsh.y"
+  case 302:
+#line 2958 "Gmsh.y"
     { (yyval.d) = GetGmshMajorVersion(); ;}
     break;
 
-  case 304:
-#line 2979 "Gmsh.y"
+  case 303:
+#line 2959 "Gmsh.y"
     { (yyval.d) = GetGmshMinorVersion(); ;}
     break;
 
-  case 305:
-#line 2980 "Gmsh.y"
+  case 304:
+#line 2960 "Gmsh.y"
     { (yyval.d) = GetGmshPatchVersion(); ;}
     break;
 
-  case 306:
-#line 2985 "Gmsh.y"
+  case 305:
+#line 2965 "Gmsh.y"
     {
       if(!gmsh_yysymbols.count((yyvsp[(1) - (1)].c))){
 	yymsg(0, "Unknown variable '%s'", (yyvsp[(1) - (1)].c));
@@ -7326,8 +7288,8 @@ yyreduce:
     ;}
     break;
 
-  case 307:
-#line 2998 "Gmsh.y"
+  case 306:
+#line 2978 "Gmsh.y"
     {
       char tmpstring[1024];
       sprintf(tmpstring, "%s_%d", (yyvsp[(1) - (5)].c), (int)(yyvsp[(4) - (5)].d)) ;
@@ -7341,8 +7303,8 @@ yyreduce:
     ;}
     break;
 
-  case 308:
-#line 3010 "Gmsh.y"
+  case 307:
+#line 2990 "Gmsh.y"
     {
       int index = (int)(yyvsp[(3) - (4)].d);
       if(!gmsh_yysymbols.count((yyvsp[(1) - (4)].c))){
@@ -7359,8 +7321,8 @@ yyreduce:
     ;}
     break;
 
-  case 309:
-#line 3025 "Gmsh.y"
+  case 308:
+#line 3005 "Gmsh.y"
     {
       if(!gmsh_yysymbols.count((yyvsp[(2) - (4)].c))){
 	yymsg(0, "Unknown variable '%s'", (yyvsp[(2) - (4)].c));
@@ -7372,8 +7334,8 @@ yyreduce:
     ;}
     break;
 
-  case 310:
-#line 3035 "Gmsh.y"
+  case 309:
+#line 3015 "Gmsh.y"
     {
       if(!gmsh_yysymbols.count((yyvsp[(1) - (2)].c))){
 	yymsg(0, "Unknown variable '%s'", (yyvsp[(1) - (2)].c));
@@ -7385,8 +7347,8 @@ yyreduce:
     ;}
     break;
 
-  case 311:
-#line 3045 "Gmsh.y"
+  case 310:
+#line 3025 "Gmsh.y"
     {
       int index = (int)(yyvsp[(3) - (5)].d);
       if(!gmsh_yysymbols.count((yyvsp[(1) - (5)].c))){
@@ -7403,24 +7365,24 @@ yyreduce:
     ;}
     break;
 
-  case 312:
-#line 3063 "Gmsh.y"
+  case 311:
+#line 3043 "Gmsh.y"
     {
       NumberOption(GMSH_GET, (yyvsp[(1) - (3)].c), 0, (yyvsp[(3) - (3)].c), (yyval.d));
       Free((yyvsp[(1) - (3)].c)); Free((yyvsp[(3) - (3)].c));
     ;}
     break;
 
-  case 313:
-#line 3068 "Gmsh.y"
+  case 312:
+#line 3048 "Gmsh.y"
     {
       NumberOption(GMSH_GET, (yyvsp[(1) - (6)].c), (int)(yyvsp[(3) - (6)].d), (yyvsp[(6) - (6)].c), (yyval.d));
       Free((yyvsp[(1) - (6)].c)); Free((yyvsp[(6) - (6)].c));
     ;}
     break;
 
-  case 314:
-#line 3073 "Gmsh.y"
+  case 313:
+#line 3053 "Gmsh.y"
     {
       double d = 0.;
       if(NumberOption(GMSH_GET, (yyvsp[(1) - (4)].c), 0, (yyvsp[(3) - (4)].c), d)){
@@ -7432,8 +7394,8 @@ yyreduce:
     ;}
     break;
 
-  case 315:
-#line 3083 "Gmsh.y"
+  case 314:
+#line 3063 "Gmsh.y"
     {
       double d = 0.;
       if(NumberOption(GMSH_GET, (yyvsp[(1) - (7)].c), (int)(yyvsp[(3) - (7)].d), (yyvsp[(6) - (7)].c), d)){
@@ -7445,124 +7407,124 @@ yyreduce:
     ;}
     break;
 
-  case 316:
-#line 3093 "Gmsh.y"
+  case 315:
+#line 3073 "Gmsh.y"
     { 
       (yyval.d) = Msg::GetValue((yyvsp[(3) - (6)].c), (yyvsp[(5) - (6)].d));
       Free((yyvsp[(3) - (6)].c));
     ;}
     break;
 
-  case 317:
-#line 3101 "Gmsh.y"
+  case 316:
+#line 3081 "Gmsh.y"
     {
       memcpy((yyval.v), (yyvsp[(1) - (1)].v), 5*sizeof(double));
     ;}
     break;
 
-  case 318:
-#line 3105 "Gmsh.y"
+  case 317:
+#line 3085 "Gmsh.y"
     {
       for(int i = 0; i < 5; i++) (yyval.v)[i] = -(yyvsp[(2) - (2)].v)[i];
     ;}
     break;
 
-  case 319:
-#line 3109 "Gmsh.y"
+  case 318:
+#line 3089 "Gmsh.y"
     { 
       for(int i = 0; i < 5; i++) (yyval.v)[i] = (yyvsp[(2) - (2)].v)[i];
     ;}
     break;
 
-  case 320:
-#line 3113 "Gmsh.y"
+  case 319:
+#line 3093 "Gmsh.y"
     { 
       for(int i = 0; i < 5; i++) (yyval.v)[i] = (yyvsp[(1) - (3)].v)[i] - (yyvsp[(3) - (3)].v)[i];
     ;}
     break;
 
-  case 321:
-#line 3117 "Gmsh.y"
+  case 320:
+#line 3097 "Gmsh.y"
     {
       for(int i = 0; i < 5; i++) (yyval.v)[i] = (yyvsp[(1) - (3)].v)[i] + (yyvsp[(3) - (3)].v)[i];
     ;}
     break;
 
-  case 322:
-#line 3124 "Gmsh.y"
+  case 321:
+#line 3104 "Gmsh.y"
     { 
       (yyval.v)[0] = (yyvsp[(2) - (11)].d);  (yyval.v)[1] = (yyvsp[(4) - (11)].d);  (yyval.v)[2] = (yyvsp[(6) - (11)].d);  (yyval.v)[3] = (yyvsp[(8) - (11)].d); (yyval.v)[4] = (yyvsp[(10) - (11)].d);
     ;}
     break;
 
-  case 323:
-#line 3128 "Gmsh.y"
+  case 322:
+#line 3108 "Gmsh.y"
     { 
       (yyval.v)[0] = (yyvsp[(2) - (9)].d);  (yyval.v)[1] = (yyvsp[(4) - (9)].d);  (yyval.v)[2] = (yyvsp[(6) - (9)].d);  (yyval.v)[3] = (yyvsp[(8) - (9)].d); (yyval.v)[4] = 1.0;
     ;}
     break;
 
-  case 324:
-#line 3132 "Gmsh.y"
+  case 323:
+#line 3112 "Gmsh.y"
     {
       (yyval.v)[0] = (yyvsp[(2) - (7)].d);  (yyval.v)[1] = (yyvsp[(4) - (7)].d);  (yyval.v)[2] = (yyvsp[(6) - (7)].d);  (yyval.v)[3] = 0.0; (yyval.v)[4] = 1.0;
     ;}
     break;
 
-  case 325:
-#line 3136 "Gmsh.y"
+  case 324:
+#line 3116 "Gmsh.y"
     {
       (yyval.v)[0] = (yyvsp[(2) - (7)].d);  (yyval.v)[1] = (yyvsp[(4) - (7)].d);  (yyval.v)[2] = (yyvsp[(6) - (7)].d);  (yyval.v)[3] = 0.0; (yyval.v)[4] = 1.0;
     ;}
     break;
 
-  case 326:
-#line 3143 "Gmsh.y"
+  case 325:
+#line 3123 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(List_T*));
       List_Add((yyval.l), &((yyvsp[(1) - (1)].l)));
     ;}
     break;
 
-  case 327:
-#line 3148 "Gmsh.y"
+  case 326:
+#line 3128 "Gmsh.y"
     {
       List_Add((yyval.l), &((yyvsp[(3) - (3)].l)));
     ;}
     break;
 
-  case 328:
-#line 3155 "Gmsh.y"
+  case 327:
+#line 3135 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(double));
       List_Add((yyval.l), &((yyvsp[(1) - (1)].d)));
     ;}
     break;
 
-  case 329:
-#line 3160 "Gmsh.y"
+  case 328:
+#line 3140 "Gmsh.y"
     {
       (yyval.l) = (yyvsp[(1) - (1)].l);
     ;}
     break;
 
-  case 330:
-#line 3164 "Gmsh.y"
+  case 329:
+#line 3144 "Gmsh.y"
     {
       // creates an empty list
       (yyval.l) = List_Create(2, 1, sizeof(double));
     ;}
     break;
 
-  case 331:
-#line 3169 "Gmsh.y"
+  case 330:
+#line 3149 "Gmsh.y"
     {
       (yyval.l) = (yyvsp[(2) - (3)].l);
     ;}
     break;
 
-  case 332:
-#line 3173 "Gmsh.y"
+  case 331:
+#line 3153 "Gmsh.y"
     {
       (yyval.l) = (yyvsp[(3) - (4)].l);
       for(int i = 0; i < List_Nbr((yyval.l)); i++){
@@ -7572,8 +7534,8 @@ yyreduce:
     ;}
     break;
 
-  case 333:
-#line 3181 "Gmsh.y"
+  case 332:
+#line 3161 "Gmsh.y"
     {
       (yyval.l) = (yyvsp[(4) - (5)].l);
       for(int i = 0; i < List_Nbr((yyval.l)); i++){
@@ -7583,15 +7545,15 @@ yyreduce:
     ;}
     break;
 
-  case 334:
-#line 3192 "Gmsh.y"
+  case 333:
+#line 3172 "Gmsh.y"
     { 
       (yyval.l) = (yyvsp[(1) - (1)].l); 
     ;}
     break;
 
-  case 335:
-#line 3196 "Gmsh.y"
+  case 334:
+#line 3176 "Gmsh.y"
     {
       if(!strcmp((yyvsp[(1) - (1)].c), "*") || !strcmp((yyvsp[(1) - (1)].c), "all"))
         (yyval.l) = 0;
@@ -7602,8 +7564,8 @@ yyreduce:
     ;}
     break;
 
-  case 336:
-#line 3208 "Gmsh.y"
+  case 335:
+#line 3188 "Gmsh.y"
     {
       (yyval.l) = (yyvsp[(2) - (2)].l);
       for(int i = 0; i < List_Nbr((yyval.l)); i++){
@@ -7613,8 +7575,8 @@ yyreduce:
     ;}
     break;
 
-  case 337:
-#line 3216 "Gmsh.y"
+  case 336:
+#line 3196 "Gmsh.y"
     {
       (yyval.l) = (yyvsp[(3) - (3)].l);
       for(int i = 0; i < List_Nbr((yyval.l)); i++){
@@ -7624,8 +7586,8 @@ yyreduce:
     ;}
     break;
 
-  case 338:
-#line 3224 "Gmsh.y"
+  case 337:
+#line 3204 "Gmsh.y"
     { 
       (yyval.l) = List_Create(2, 1, sizeof(double)); 
       for(double d = (yyvsp[(1) - (3)].d); ((yyvsp[(1) - (3)].d) < (yyvsp[(3) - (3)].d)) ? (d <= (yyvsp[(3) - (3)].d)) : (d >= (yyvsp[(3) - (3)].d)); 
@@ -7634,8 +7596,8 @@ yyreduce:
     ;}
     break;
 
-  case 339:
-#line 3231 "Gmsh.y"
+  case 338:
+#line 3211 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(double)); 
       if(!(yyvsp[(5) - (5)].d) || ((yyvsp[(1) - (5)].d) < (yyvsp[(3) - (5)].d) && (yyvsp[(5) - (5)].d) < 0) || ((yyvsp[(1) - (5)].d) > (yyvsp[(3) - (5)].d) && (yyvsp[(5) - (5)].d) > 0)){
@@ -7648,8 +7610,8 @@ yyreduce:
    ;}
     break;
 
-  case 340:
-#line 3242 "Gmsh.y"
+  case 339:
+#line 3222 "Gmsh.y"
     {
       // Returns the coordinates of a point and fills a list with it.
       // This allows to ensure e.g. that relative point positions are
@@ -7671,8 +7633,8 @@ yyreduce:
     ;}
     break;
 
-  case 341:
-#line 3262 "Gmsh.y"
+  case 340:
+#line 3242 "Gmsh.y"
     {
       (yyval.l) = List_Create(List_Nbr((yyvsp[(1) - (1)].l)), 1, sizeof(double));
       for(int i = 0; i < List_Nbr((yyvsp[(1) - (1)].l)); i++){
@@ -7684,8 +7646,8 @@ yyreduce:
     ;}
     break;
 
-  case 342:
-#line 3272 "Gmsh.y"
+  case 341:
+#line 3252 "Gmsh.y"
     {
       (yyval.l) = List_Create(List_Nbr((yyvsp[(1) - (1)].l)), 1, sizeof(double));
       for(int i = 0; i < List_Nbr((yyvsp[(1) - (1)].l)); i++){
@@ -7697,8 +7659,8 @@ yyreduce:
     ;}
     break;
 
-  case 343:
-#line 3282 "Gmsh.y"
+  case 342:
+#line 3262 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(double));
       if(!gmsh_yysymbols.count((yyvsp[(1) - (3)].c)))
@@ -7710,8 +7672,8 @@ yyreduce:
     ;}
     break;
 
-  case 344:
-#line 3292 "Gmsh.y"
+  case 343:
+#line 3272 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(double));
       if(!gmsh_yysymbols.count((yyvsp[(1) - (6)].c)))
@@ -7730,30 +7692,30 @@ yyreduce:
     ;}
     break;
 
-  case 345:
-#line 3312 "Gmsh.y"
+  case 344:
+#line 3292 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(double));
       List_Add((yyval.l), &((yyvsp[(1) - (1)].d)));
     ;}
     break;
 
-  case 346:
-#line 3317 "Gmsh.y"
+  case 345:
+#line 3297 "Gmsh.y"
     {
       (yyval.l) = (yyvsp[(1) - (1)].l);
     ;}
     break;
 
-  case 347:
-#line 3321 "Gmsh.y"
+  case 346:
+#line 3301 "Gmsh.y"
     {
       List_Add((yyval.l), &((yyvsp[(3) - (3)].d)));
     ;}
     break;
 
-  case 348:
-#line 3325 "Gmsh.y"
+  case 347:
+#line 3305 "Gmsh.y"
     {
       for(int i = 0; i < List_Nbr((yyvsp[(3) - (3)].l)); i++){
 	double d;
@@ -7764,22 +7726,22 @@ yyreduce:
     ;}
     break;
 
-  case 349:
-#line 3337 "Gmsh.y"
+  case 348:
+#line 3317 "Gmsh.y"
     {
       (yyval.u) = CTX::instance()->packColor((int)(yyvsp[(2) - (9)].d), (int)(yyvsp[(4) - (9)].d), (int)(yyvsp[(6) - (9)].d), (int)(yyvsp[(8) - (9)].d));
     ;}
     break;
 
-  case 350:
-#line 3341 "Gmsh.y"
+  case 349:
+#line 3321 "Gmsh.y"
     {
       (yyval.u) = CTX::instance()->packColor((int)(yyvsp[(2) - (7)].d), (int)(yyvsp[(4) - (7)].d), (int)(yyvsp[(6) - (7)].d), 255);
     ;}
     break;
 
-  case 351:
-#line 3353 "Gmsh.y"
+  case 350:
+#line 3333 "Gmsh.y"
     {
       int flag;
       (yyval.u) = GetColorForString(ColorString, -1, (yyvsp[(1) - (1)].c), &flag);
@@ -7788,8 +7750,8 @@ yyreduce:
     ;}
     break;
 
-  case 352:
-#line 3360 "Gmsh.y"
+  case 351:
+#line 3340 "Gmsh.y"
     {
       unsigned int val = 0;
       ColorOption(GMSH_GET, (yyvsp[(1) - (5)].c), 0, (yyvsp[(5) - (5)].c), val);
@@ -7798,15 +7760,15 @@ yyreduce:
     ;}
     break;
 
-  case 353:
-#line 3370 "Gmsh.y"
+  case 352:
+#line 3350 "Gmsh.y"
     {
       (yyval.l) = (yyvsp[(2) - (3)].l);
     ;}
     break;
 
-  case 354:
-#line 3374 "Gmsh.y"
+  case 353:
+#line 3354 "Gmsh.y"
     {
       (yyval.l) = List_Create(256, 10, sizeof(unsigned int));
       GmshColorTable *ct = GetColorTable((int)(yyvsp[(3) - (6)].d));
@@ -7820,30 +7782,30 @@ yyreduce:
     ;}
     break;
 
-  case 355:
-#line 3389 "Gmsh.y"
+  case 354:
+#line 3369 "Gmsh.y"
     {
       (yyval.l) = List_Create(256, 10, sizeof(unsigned int));
       List_Add((yyval.l), &((yyvsp[(1) - (1)].u)));
     ;}
     break;
 
-  case 356:
-#line 3394 "Gmsh.y"
+  case 355:
+#line 3374 "Gmsh.y"
     {
       List_Add((yyval.l), &((yyvsp[(3) - (3)].u)));
     ;}
     break;
 
-  case 357:
-#line 3401 "Gmsh.y"
+  case 356:
+#line 3381 "Gmsh.y"
     {
       (yyval.c) = (yyvsp[(1) - (1)].c);
     ;}
     break;
 
-  case 358:
-#line 3405 "Gmsh.y"
+  case 357:
+#line 3385 "Gmsh.y"
     {
       if(!gmsh_yystringsymbols.count((yyvsp[(1) - (1)].c))){
 	yymsg(0, "Unknown string variable '%s'", (yyvsp[(1) - (1)].c));
@@ -7858,8 +7820,8 @@ yyreduce:
     ;}
     break;
 
-  case 359:
-#line 3418 "Gmsh.y"
+  case 358:
+#line 3398 "Gmsh.y"
     { 
       std::string out;
       StringOption(GMSH_GET, (yyvsp[(1) - (3)].c), 0, (yyvsp[(3) - (3)].c), out);
@@ -7869,8 +7831,8 @@ yyreduce:
     ;}
     break;
 
-  case 360:
-#line 3426 "Gmsh.y"
+  case 359:
+#line 3406 "Gmsh.y"
     { 
       std::string out;
       StringOption(GMSH_GET, (yyvsp[(1) - (6)].c), (int)(yyvsp[(3) - (6)].d), (yyvsp[(6) - (6)].c), out);
@@ -7880,15 +7842,15 @@ yyreduce:
     ;}
     break;
 
-  case 361:
-#line 3437 "Gmsh.y"
+  case 360:
+#line 3417 "Gmsh.y"
     {
       (yyval.c) = (yyvsp[(1) - (1)].c);
     ;}
     break;
 
-  case 362:
-#line 3441 "Gmsh.y"
+  case 361:
+#line 3421 "Gmsh.y"
     {
       (yyval.c) = (char *)Malloc(32 * sizeof(char));
       time_t now;
@@ -7898,8 +7860,8 @@ yyreduce:
     ;}
     break;
 
-  case 363:
-#line 3449 "Gmsh.y"
+  case 362:
+#line 3429 "Gmsh.y"
     {
       (yyval.c) = (char *)Malloc((strlen((yyvsp[(3) - (6)].c)) + strlen((yyvsp[(5) - (6)].c)) + 1) * sizeof(char));
       strcpy((yyval.c), (yyvsp[(3) - (6)].c));
@@ -7909,8 +7871,8 @@ yyreduce:
     ;}
     break;
 
-  case 364:
-#line 3457 "Gmsh.y"
+  case 363:
+#line 3437 "Gmsh.y"
     {
       (yyval.c) = (char *)Malloc((strlen((yyvsp[(3) - (4)].c)) + 1) * sizeof(char));
       int i;
@@ -7926,8 +7888,8 @@ yyreduce:
     ;}
     break;
 
-  case 365:
-#line 3471 "Gmsh.y"
+  case 364:
+#line 3451 "Gmsh.y"
     {
       (yyval.c) = (char *)Malloc((strlen((yyvsp[(3) - (4)].c)) + 1) * sizeof(char));
       int i;
@@ -7943,15 +7905,15 @@ yyreduce:
     ;}
     break;
 
-  case 366:
-#line 3485 "Gmsh.y"
+  case 365:
+#line 3465 "Gmsh.y"
     {
       (yyval.c) = (yyvsp[(3) - (4)].c);
     ;}
     break;
 
-  case 367:
-#line 3489 "Gmsh.y"
+  case 366:
+#line 3469 "Gmsh.y"
     {
       char tmpstring[1024];
       int i = PrintListOfDouble((yyvsp[(3) - (6)].c), (yyvsp[(5) - (6)].l), tmpstring);
@@ -7974,7 +7936,7 @@ yyreduce:
 
 
 /* Line 1267 of yacc.c.  */
-#line 7978 "Gmsh.tab.cpp"
+#line 7940 "Gmsh.tab.cpp"
       default: break;
     }
   YY_SYMBOL_PRINT ("-> $$ =", yyr1[yyn], &yyval, &yyloc);
@@ -8188,7 +8150,7 @@ yyreturn:
 }
 
 
-#line 3509 "Gmsh.y"
+#line 3489 "Gmsh.y"
 
 
 int PrintListOfDouble(char *format, List_T *list, char *buffer)
diff --git a/Parser/Gmsh.y b/Parser/Gmsh.y
index a84fb61ce91d58316b734234c12cef53ccb1809c..d1e10b98d94b473367e1a4e3a6d8e739cb60b589 100644
--- a/Parser/Gmsh.y
+++ b/Parser/Gmsh.y
@@ -1146,26 +1146,6 @@ Shape :
       $$.Type = MSH_SEGM_ELLI;
       $$.Num = num;
     }
-  | tParametric '(' FExpr ')' tAFFECT 
-      '{' FExpr ',' FExpr ',' tBIGSTR ',' tBIGSTR ',' tBIGSTR '}' tEND
-    {
-      int num = (int)$3;
-      if(FindCurve(num)){
-	yymsg(0, "Curve %d already exists", num);
-      }
-      else{
-	Curve *c = Create_Curve(num, MSH_SEGM_PARAMETRIC, 2, NULL, NULL,
-				-1, -1, $7, $9);
-	strcpy(c->functu, $11);
-	strcpy(c->functv, $13);
-	strcpy(c->functw, $15);
-	Tree_Add(GModel::current()->getGEOInternals()->Curves, &c);
-	CreateReversedCurve(c);
-      }
-      Free($11); Free($13); Free($15);
-      $$.Type = MSH_SEGM_PARAMETRIC;
-      $$.Num = num;
-    }
   | tBSpline '(' FExpr ')' tAFFECT ListOfDouble tEND
     {
       int num = (int)$3;
diff --git a/Plugin/Annotate.cpp b/Plugin/Annotate.cpp
index b6b21a86f9cd45939a2857c2dddefe99a8ba750e..ec256cd73d884787198dc84a4a82602bc678a1ba 100644
--- a/Plugin/Annotate.cpp
+++ b/Plugin/Annotate.cpp
@@ -12,7 +12,6 @@
 #include <FL/gl.h>
 #include "drawContext.h"
 #include "Draw.h"
-#include "FlGui.h"
 #endif
 
 StringXNumber AnnotateOptions_Number[] = {
@@ -107,9 +106,7 @@ double GMSH_AnnotatePlugin::callback(int num, int action, double value, double *
   default: break;
   }
   *opt = value;
-#if defined(HAVE_FLTK)
-  DrawPlugin(draw);
-#endif
+  GMSH_Plugin::setDrawFunction(draw);
   return 0.;
 }
 
@@ -117,9 +114,7 @@ std::string GMSH_AnnotatePlugin::callbackStr(int num, int action, std::string va
                                              std::string &opt)
 {
   opt = value;
-#if defined(HAVE_FLTK)
-  DrawPlugin(draw);
-#endif
+  GMSH_Plugin::setDrawFunction(draw);
   return opt;
 }
 
diff --git a/Plugin/CutGrid.cpp b/Plugin/CutGrid.cpp
index f93bf1071c48167c2537292af59705b9c4231beb..d5d1e0ec39aee16b45a878c7249c9a377f2c9a0d 100644
--- a/Plugin/CutGrid.cpp
+++ b/Plugin/CutGrid.cpp
@@ -82,9 +82,7 @@ double GMSH_CutGridPlugin::callback(int num, int action, double value, double *o
   default: break;
   }
   *opt = value;
-#if defined(HAVE_FLTK)
-  DrawPlugin(draw);
-#endif
+  GMSH_Plugin::setDrawFunction(draw);
   return 0.;
 }
 
diff --git a/Plugin/CutParametric.cpp b/Plugin/CutParametric.cpp
index df6106e678c3316d2c838387497933325dc9e55a..51c646f64f1c5cf2432dfbbb6e223cca4b8b49f6 100644
--- a/Plugin/CutParametric.cpp
+++ b/Plugin/CutParametric.cpp
@@ -8,6 +8,7 @@
 #include "OctreePost.h"
 #include "CutParametric.h"
 #include "Context.h"
+#include "mathEvaluator.h"
 
 #if defined(HAVE_FLTK)
 #include <FL/gl.h>
@@ -15,10 +16,6 @@
 #include "Draw.h"
 #endif
 
-#if defined(HAVE_MATH_EVAL)
-#include "matheval.h"
-#endif
-
 StringXNumber CutParametricOptions_Number[] = {
   {GMSH_FULLRC, "MinU", GMSH_CutParametricPlugin::callbackMinU, 0.},
   {GMSH_FULLRC, "MaxU", GMSH_CutParametricPlugin::callbackMaxU, 2 * 3.1416},
@@ -60,45 +57,27 @@ std::vector<double> GMSH_CutParametricPlugin::z;
 
 int GMSH_CutParametricPlugin::fillXYZ()
 {
-#if !defined(HAVE_MATH_EVAL)
-  Msg::Error("MathEval is not compiled in this version of Gmsh");
-  return 0;
-#else
-  const char *exprx = CutParametricOptions_String[0].def.c_str();
-  const char *expry = CutParametricOptions_String[1].def.c_str();
-  const char *exprz = CutParametricOptions_String[2].def.c_str();
-  int nbU = (int)CutParametricOptions_Number[2].def;
+  std::vector<std::string> expressions(3), variables(1);
+  for(int i = 0; i < 3; i++) 
+    expressions[i] = CutParametricOptions_String[i].def;
+  variables[0] = "u";
+  mathEvaluator f(expressions, variables);
+  if(expressions.empty()) return 0;
 
+  int nbU = (int)CutParametricOptions_Number[2].def;
   x.resize(nbU);
   y.resize(nbU);
   z.resize(nbU);
-  void *fx = evaluator_create((char*)exprx);
-  if(!fx){
-    Msg::Error("Invalid expression '%s'", exprx);
-    return 0;
-  }
-  void *fy = evaluator_create((char*)expry);
-  if(!fy){
-    evaluator_destroy(fx);
-    Msg::Error("Invalid expression '%s'", expry);
-    return 0;
-  }
-  void *fz = evaluator_create((char*)exprz);
-  if(!fz){
-    Msg::Error("Invalid expression '%s'", exprz);
-    evaluator_destroy(fx);
-    evaluator_destroy(fy);
-    return 0;
-  }
+  std::vector<double> val(1), res(3);
   for(int i = 0; i < nbU; ++i){
-    char *names[] = { "u" };
-    double values[] = { getU(i) };
-    x[i] = evaluator_evaluate(fx, sizeof(names) / sizeof(names[0]), names, values);
-    y[i] = evaluator_evaluate(fy, sizeof(names) / sizeof(names[0]), names, values);
-    z[i] = evaluator_evaluate(fz, sizeof(names) / sizeof(names[0]), names, values);
+    val[0] = getU(i);
+    if(f.eval(val, res)){
+      x[i] = res[0];
+      y[i] = res[1];
+      z[i] = res[2];
+    }
   }
   return 1;
-#endif
 }
 
 void GMSH_CutParametricPlugin::draw(void *context)
@@ -135,10 +114,8 @@ double GMSH_CutParametricPlugin::callback(int num, int action, double value, dou
   default: break;
   }
   *opt = value;
-#if defined(HAVE_FLTK)
   recompute = 1;
-  DrawPlugin(draw);
-#endif
+  GMSH_Plugin::setDrawFunction(draw);
   return 0.;
 }
 
@@ -146,10 +123,8 @@ std::string GMSH_CutParametricPlugin::callbackStr(int num, int action, std::stri
                                                   std::string &opt)
 {
   opt = value;
-#if defined(HAVE_FLTK)
   recompute = 1;
-  DrawPlugin(draw);
-#endif
+  GMSH_Plugin::setDrawFunction(draw);
   return opt;
 }
 
diff --git a/Plugin/CutPlane.cpp b/Plugin/CutPlane.cpp
index 28317c0de08a4e682891809eecf128ae36228c8e..7b64146ae2710b3ecb419ef8a172e083a7029f76 100644
--- a/Plugin/CutPlane.cpp
+++ b/Plugin/CutPlane.cpp
@@ -64,9 +64,7 @@ double GMSH_CutPlanePlugin::callback(int num, int action, double value, double *
   default: break;
   }
   *opt = value;
-#if defined(HAVE_FLTK)
-  DrawPlugin(draw);
-#endif
+  GMSH_Plugin::setDrawFunction(draw);
   return 0.;
 }
 
diff --git a/Plugin/CutSphere.cpp b/Plugin/CutSphere.cpp
index bbb38d1cc05b6827149dabfc3e437d62ba525982..a41b1ea95f6400a4f93e6a3d950ee1eafbd86afa 100644
--- a/Plugin/CutSphere.cpp
+++ b/Plugin/CutSphere.cpp
@@ -58,9 +58,7 @@ double GMSH_CutSpherePlugin::callback(int num, int action, double value, double
   default: break;
   }
   *opt = value;
-#if defined(HAVE_FLTK)
-  DrawPlugin(draw);
-#endif
+  GMSH_Plugin::setDrawFunction(draw);
   return 0.;
 }
 
diff --git a/Plugin/Evaluate.cpp b/Plugin/Evaluate.cpp
index ad836fdc1cbc0e326d91d220ec5dbc62dbb2a056..e85ed2b24f685ce6b0f7e4629c4f7fd6207d5ea4 100644
--- a/Plugin/Evaluate.cpp
+++ b/Plugin/Evaluate.cpp
@@ -7,10 +7,7 @@
 #include "GmshConfig.h"
 #include "Evaluate.h"
 #include "OctreePost.h"
-
-#if defined(HAVE_MATH_EVAL)
-#include "matheval.h"
-#endif
+#include "mathEvaluator.h"
 
 StringXNumber EvaluateOptions_Number[] = {
   {GMSH_FULLRC, "Component", NULL, -1.},
@@ -108,7 +105,6 @@ PView *GMSH_EvaluatePlugin::execute(PView *view)
   int externalView = (int)EvaluateOptions_Number[2].def;
   int externalTimeStep = (int)EvaluateOptions_Number[3].def;
   int iView = (int)EvaluateOptions_Number[4].def;
-  const char *expr = EvaluateOptions_String[0].def.c_str();
 
   PView *v1 = getView(iView, view);
   if(!v1) return view;
@@ -142,12 +138,17 @@ PView *GMSH_EvaluatePlugin::execute(PView *view)
     externalTimeStep = 0;
   }
 
-#if defined(HAVE_MATH_EVAL)
-  void *f = evaluator_create((char*)expr);
-  if(!f){
-    Msg::Error("Invalid expression '%s'", expr);
-    return view;
-  }
+  const char *names[] = 
+    {"x", "y", "z", "Time", "TimeStep",
+     "v", "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7", "v8",
+     "w", "w0", "w1", "w2", "w3", "w4", "w5", "w6", "w7", "w8"};
+  unsigned int numVariables = sizeof(names) / sizeof(names[0]);
+  std::vector<std::string> expressions(1), variables(numVariables);
+  expressions[0] = EvaluateOptions_String[0].def;
+  for(unsigned int i = 0; i < numVariables; i++) variables[i] = names[i];
+  mathEvaluator f(expressions, variables);
+  if(expressions.empty()) return view;
+  std::vector<double> values(numVariables), res(1);
 
   OctreePost *octree = 0;
   if((data1->getNumEntities() != data2->getNumEntities()) ||
@@ -177,14 +178,15 @@ PView *GMSH_EvaluatePlugin::execute(PView *view)
       for(int ele = 0; ele < data1->getNumElements(step, ent); ele++){
         if(data1->skipElement(step, ent, ele)) continue;
         int numComp = data1->getNumComponents(step, ent, ele);
-        int numComp2 = data2->getNumComponents(step2, ent, ele);
+        int numComp2 = octree ? 9 : data2->getNumComponents(step2, ent, ele);
         for(int nod = 0; nod < data1->getNumNodes(step, ent, ele); nod++){
           double x, y, z;
           int tag = data1->getNode(step, ent, ele, nod, x, y, z);
           if(tag) continue; // node has already been modified
-          std::vector<double> v(numComp, 0.), w(numComp2, 0.);
+          std::vector<double> v(std::max(9, numComp), 0.);
           for(int comp = 0; comp < numComp; comp++)
             data1->getValue(step, ent, ele, nod, comp, v[comp]);
+          std::vector<double> w(std::max(9, numComp2), 0.);
           if(octree){
             if(!octree->searchScalar(x, y, z, &w[0], step2))
               if(!octree->searchVector(x, y, z, &w[0], step2))
@@ -196,28 +198,22 @@ PView *GMSH_EvaluatePlugin::execute(PView *view)
           
           for(int comp = 0; comp < numComp; comp++){
             if(component >= 0 && component != comp) continue;
-            char *names[] = 
-              {"x", "y", "z", "Time", "TimeStep",
-               "v", "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7", "v8",
-               "w", "w0", "w1", "w2", "w3", "w4", "w5", "w6", "w7", "w8"};
-            double values[] = 
-              {x, y, z, time, step,
-               v[comp], v[0], v[1], v[2], v[3], v[4], v[5], v[6], v[7], v[8],
-               w[comp], w[0], w[1], w[2], w[3], w[4], w[5], w[6], w[7], w[8]};
-            double res = evaluator_evaluate
-              (f, sizeof(names) / sizeof(names[0]), names, values);
-            data1->setValue(step, ent, ele, nod, comp, res);
+            values[0] = x; values[1] = y; values[2] = z;
+            values[3] = time; values[4] = step;
+            values[5] = v[comp];
+            for(int i = 0; i < 9; i++) values[6 + i] = v[i];
+            values[15] = w[comp];
+            for(int i = 0; i < 9; i++) values[16 + i] = w[i];
+            if(f.eval(values, res))
+              data1->setValue(step, ent, ele, nod, comp, res[0]);
             data1->tagNode(step, ent, ele, nod, 1);
           }
         }
       }
     }
   }
-  evaluator_destroy(f);
+
   if(octree) delete octree;
-#else
-  Msg::Error("MathEval is not compiled in this version of Gmsh");
-#endif
 
   data1->finalize();
 
diff --git a/Plugin/Extract.cpp b/Plugin/Extract.cpp
index 38a884f868551a572388d6df4e513dab1947fa08..4581f92fe27cbb296a1c8ccd9040c86d7b61cad2 100644
--- a/Plugin/Extract.cpp
+++ b/Plugin/Extract.cpp
@@ -6,10 +6,7 @@
 #include "GmshConfig.h"
 #include "GmshDefines.h"
 #include "Extract.h"
-
-#if defined(HAVE_MATH_EVAL)
-#include "matheval.h"
-#endif
+#include "mathEvaluator.h"
 
 StringXNumber ExtractOptions_Number[] = {
   {GMSH_FULLRC, "TimeStep", NULL, -1.},
@@ -17,11 +14,7 @@ StringXNumber ExtractOptions_Number[] = {
 };
 
 StringXString ExtractOptions_String[] = {
-#if defined(HAVE_MATH_EVAL)
   {GMSH_FULLRC, "Expression0", NULL, "Sqrt(v0^2+v1^2+v2^2)"},
-#else
-  {GMSH_FULLRC, "Expression0", NULL, "v0"},
-#endif
   {GMSH_FULLRC, "Expression1", NULL, ""},
   {GMSH_FULLRC, "Expression2", NULL, ""},
   {GMSH_FULLRC, "Expression3", NULL, ""},
@@ -137,16 +130,9 @@ PView *GMSH_ExtractPlugin::execute(PView *view)
 {
   int timeStep = (int)ExtractOptions_Number[0].def;
   int iView = (int)ExtractOptions_Number[1].def;
-  const char *expr[9] = { ExtractOptions_String[0].def.c_str(), 
-                          ExtractOptions_String[1].def.c_str(),
-                          ExtractOptions_String[2].def.c_str(),
-                          ExtractOptions_String[3].def.c_str(),
-                          ExtractOptions_String[4].def.c_str(),
-                          ExtractOptions_String[5].def.c_str(),
-                          ExtractOptions_String[6].def.c_str(),
-                          ExtractOptions_String[7].def.c_str(),
-                          ExtractOptions_String[8].def.c_str() };
-
+  std::vector<std::string> expr(9);
+  for(int i = 0; i < 9; i++) expr[i] = ExtractOptions_String[i].def;
+  
   PView *v1 = getView(iView, view);
   if(!v1) return view;
   PViewData *data1 = v1->getData();
@@ -157,53 +143,31 @@ PView *GMSH_ExtractPlugin::execute(PView *view)
   }
 
   int numComp2;
-  if(strlen(expr[3]) || strlen(expr[4]) || strlen(expr[5]) || 
-     strlen(expr[6]) || strlen(expr[7]) || strlen(expr[8])){
+  if(expr[3].size() || expr[4].size() || expr[5].size() || 
+     expr[6].size() || expr[7].size() || expr[8].size()){
     numComp2 = 9;
     for(int i = 0; i < 9; i++)
-      if(!strlen(expr[i])) expr[i] = "0";
+      if(expr[i].empty()) expr[i] = "0";
   }
-  else if(strlen(expr[1]) || strlen(expr[2])){
+  else if(expr[1].size() || expr[2].size()){
     numComp2 = 3;
     for(int i = 0; i < 3; i++)
-      if(!strlen(expr[i])) expr[i] = "0";
+      if(expr[i].empty()) expr[i] = "0";
   }
   else{
     numComp2 = 1;
   }
-
-  // if we have MathEval, we can evaluate arbitrary expressions;
-  // otherwise, we only allow to extract single components
-#if defined(HAVE_MATH_EVAL)
-  void *f[9] = { NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL };
-  for(int i = 0; i < numComp2; i++){
-    f[i] = evaluator_create((char*)expr[i]);
-    if(!f[i]){
-      Msg::Error("Invalid expression '%s'", expr[i]);
-      for(int j = 0; j < i; j++)
-        if(f[j]) evaluator_destroy(f[j]);
-      return view;
-    }
-  }
-#else
-  int comp2[9] = { 0, 0, 0, 0, 0, 0, 0, 0, 0 };
-  for(int i = 0; i < numComp2; i++){
-    if     (!strcmp(expr[i], "v0")) comp2[i] = 0;
-    else if(!strcmp(expr[i], "v1")) comp2[i] = 1;
-    else if(!strcmp(expr[i], "v2")) comp2[i] = 2;
-    else if(!strcmp(expr[i], "v3")) comp2[i] = 3;
-    else if(!strcmp(expr[i], "v4")) comp2[i] = 4;
-    else if(!strcmp(expr[i], "v5")) comp2[i] = 5;
-    else if(!strcmp(expr[i], "v6")) comp2[i] = 6;
-    else if(!strcmp(expr[i], "v7")) comp2[i] = 7;
-    else if(!strcmp(expr[i], "v8")) comp2[i] = 8;
-    else{
-      Msg::Error("Invalid expression '%s'", expr[i]);
-      return view;
-    }
-  }
-#endif
-
+  expr.resize(numComp2);
+
+  const char *names[] = 
+    { "x", "y", "z", "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7", "v8" };
+  unsigned int numVariables = sizeof(names) / sizeof(names[0]);
+  std::vector<std::string> variables(numVariables);
+  for(unsigned int i = 0; i < numVariables; i++) variables[i] = names[i];
+  mathEvaluator f(expr, variables);
+  if(expr.empty()) return view;
+  std::vector<double> values(numVariables), res(numComp2);
+          
   PView *v2 = new PView();
   PViewDataList *data2 = getDataList(v2);
 
@@ -233,32 +197,19 @@ PView *GMSH_ExtractPlugin::execute(PView *view)
       int timeEnd = (timeStep < 0) ? -timeStep : timeStep + 1;
       for(int step = timeBeg; step < timeEnd; step++){
         for(int nod = 0; nod < numNodes; nod++){
-          std::vector<double> v(numComp);
+          std::vector<double> v(std::max(9, numComp), 0.);
           for(int comp = 0; comp < numComp; comp++)
             data1->getValue(step, ent, ele, nod, comp, v[comp]);
-          for(int comp = 0; comp < numComp2; comp++){
-#if defined(HAVE_MATH_EVAL)
-            char *names[] = { "x", "y", "z", "v0", "v1", "v2", 
-                              "v3", "v4", "v5", "v6", "v7", "v8" };
-            double values[] = { x[nod], y[nod], z[nod], v[0], v[1], v[2], 
-                                v[3], v[4], v[5], v[6], v[7], v[8] };
-            double res = evaluator_evaluate(f[comp], sizeof(names) / sizeof(names[0]),
-                                            names, values);
-#else
-            double res = v[comp2[comp]];
-#endif
-            out->push_back(res);
-          }
+          values[0] = x[nod]; values[1] = y[nod]; values[2] = z[nod];
+          for(int i = 0; i < 9; i++) values[3 + i] = v[i];
+          if(f.eval(values, res))
+            for(int i = 0; i < numComp2; i++)
+              out->push_back(res[i]);
         }
       }
     }
   }
   
-#if defined(HAVE_MATH_EVAL)
-  for(int i = 0; i < numComp2; i++)
-    evaluator_destroy(f[i]);
-#endif
-
   if(timeStep < 0){
     for(int i = 0; i < data1->getNumTimeSteps(); i++)
       data2->Time.push_back(data1->getTime(i));
diff --git a/Plugin/FiniteElement.cpp b/Plugin/FiniteElement.cpp
index ff06c77d935fa245440e3272dca381f9811f28b2..0b675655161109671be2fa6306292d2478ddbffc 100644
--- a/Plugin/FiniteElement.cpp
+++ b/Plugin/FiniteElement.cpp
@@ -12,10 +12,7 @@
 #include "gmshLaplace.h"
 #include "gmshHelmholtz.h"
 #include "gmshLinearSystemGmm.h"
-
-#if defined(HAVE_MATH_EVAL)
-#include "matheval.h"
-#endif
+#include "mathEvaluator.h"
 
 StringXNumber FiniteElementOptions_Number[] = {
   {GMSH_FULLRC, "Omega", NULL, 1.},
@@ -74,33 +71,35 @@ template<class scalar>
 class gmshMathEvalFunction : public gmshFunction<scalar> {
  private:
   std::string _str;
-  void *_f;
+  mathEvaluator *_f;
  public:
   gmshMathEvalFunction(std::string str) : _str(str)
   {
-#if defined(HAVE_MATH_EVAL)
-    _f = evaluator_create((char*)_str.c_str());
-    if(!_f) Msg::Error("Invalid expression '%s'", _str.c_str());
-#endif
+    std::vector<std::string> expressions(1), variables(3);
+    expressions[0] = str;
+    variables[0] = "x";
+    variables[1] = "y";
+    variables[2] = "z";
+    _f = new mathEvaluator(expressions, variables);
+    if(expressions.empty()){
+      delete _f;
+      _f = 0;
+    }
   }
   virtual ~gmshMathEvalFunction()
   {
-#if defined(HAVE_MATH_EVAL)
-    if(_f) evaluator_destroy(_f);
-#endif
+    if(_f) delete _f;
   }
   virtual scalar operator () (double x, double y, double z) const 
   { 
-#if defined(HAVE_MATH_EVAL)
     if(_f){
-      char *names[] = {"x", "y", "z"};
-      double values[] = {x, y, z};
-      return evaluator_evaluate(_f, sizeof(names)/sizeof(names[0]), names, values);
+      std::vector<double> values(3), res(1);
+      values[0] = x;
+      values[1] = y;
+      values[2] = z;
+      if(_f->eval(values, res)) return res[0];
     }
     return atof(_str.c_str());
-#else
-    return atof(_str.c_str());
-#endif
   }
 };
 
diff --git a/Plugin/Plugin.cpp b/Plugin/Plugin.cpp
index c7057a26a12589c7e4073bf628b86815f1baa5ea..80dd6a72dc9751c66c86d12227394ce4c0a59624 100644
--- a/Plugin/Plugin.cpp
+++ b/Plugin/Plugin.cpp
@@ -4,7 +4,30 @@
 // bugs and problems to <gmsh@geuz.org>.
 
 #include <stdio.h>
+#include <string.h>
+#include "GmshConfig.h"
 #include "Plugin.h"
+#include "Context.h"
+#include "Draw.h"
+
+void (*GMSH_Plugin::draw)(void*) = 0;
+
+void GMSH_Plugin::setDrawFunction(void (*fct)(void *context))
+{
+#if defined(HAVE_FLTK)
+  draw = fct;
+  int old = CTX::instance()->drawBBox;
+  CTX::instance()->drawBBox = 1;
+  if(CTX::instance()->fastRedraw){
+    CTX::instance()->post.draw = 0;
+    CTX::instance()->mesh.draw = 0;
+  }
+  Draw();
+  CTX::instance()->drawBBox = old;
+  CTX::instance()->post.draw = 1;
+  CTX::instance()->mesh.draw = 1;
+#endif
+}
 
 void GMSH_Plugin::catchErrorMessage(char *errorMessage) const
 {
diff --git a/Plugin/Plugin.h b/Plugin/Plugin.h
index daef4658d9d90adbd55c516f0db0bf7f24050046..43ed85b0a04b0e8635d8f7c346e20f3b58d533a0 100644
--- a/Plugin/Plugin.h
+++ b/Plugin/Plugin.h
@@ -64,6 +64,10 @@ class GMSH_Plugin
 
   // run the plugin
   virtual void run() = 0;
+
+  // dynamic pointer to a drawing function
+  static void setDrawFunction(void (*fct)(void *));
+  static void (*draw)(void*);
 };
 
 // The base class for post-processing plugins. The user can either
diff --git a/Plugin/PluginManager.cpp b/Plugin/PluginManager.cpp
index 59e04320ad386e35c7b939b0b530037162127c9d..f4e81e4028b26bea72673dce7b302a50947e9263 100644
--- a/Plugin/PluginManager.cpp
+++ b/Plugin/PluginManager.cpp
@@ -8,6 +8,7 @@
 #include "GmshConfig.h"
 #include "StringUtils.h"
 #include "Context.h"
+#include "Draw.h"
 #include "Plugin.h"
 #include "PluginManager.h"
 #include "CutMap.h"
@@ -62,7 +63,7 @@ PluginManager::~PluginManager()
 {
   for(std::map<std::string, GMSH_Plugin*>::iterator it = allPlugins.begin();
       it != allPlugins.end(); ++it)
-    delete(*it).second;
+    delete it->second;
 }
 
 GMSH_Plugin *PluginManager::find(std::string pluginName)
@@ -70,7 +71,7 @@ GMSH_Plugin *PluginManager::find(std::string pluginName)
   std::map<std::string, GMSH_Plugin*>::iterator it = allPlugins.find(pluginName);
   if(it == allPlugins.end())
     return 0;
-  return (*it).second;
+  return it->second;
 }
 
 GMSH_SolverPlugin *PluginManager::findSolverPlugin()
@@ -78,7 +79,7 @@ GMSH_SolverPlugin *PluginManager::findSolverPlugin()
   std::map<std::string, GMSH_Plugin*>::iterator it = allPlugins.begin();
   std::map<std::string, GMSH_Plugin*>::iterator ite = allPlugins.end();
   for (; it != ite; ++it) {
-    GMSH_Plugin *p = (*it).second;
+    GMSH_Plugin *p = it->second;
     if(p->getType() == GMSH_Plugin::GMSH_SOLVER_PLUGIN) {
       return (GMSH_SolverPlugin*)(p);
     }      
@@ -204,12 +205,10 @@ void PluginManager::registerDefaultPlugins()
                       ("Triangulate", GMSH_RegisterTriangulatePlugin()));
     allPlugins.insert(std::pair<std::string, GMSH_Plugin*>
                       ("GSHHS", GMSH_RegisterGSHHSPlugin()));
-#if defined(HAVE_MATH_EVAL)
     allPlugins.insert(std::pair<std::string, GMSH_Plugin*>
                       ("Evaluate", GMSH_RegisterEvaluatePlugin()));
     allPlugins.insert(std::pair<std::string, GMSH_Plugin*>
                       ("CutParametric", GMSH_RegisterCutParametricPlugin()));
-#endif
     allPlugins.insert(std::pair<std::string, GMSH_Plugin*>
                       ("FiniteElement", GMSH_RegisterFiniteElementPlugin()));
 #if defined(HAVE_KBIPACK)
@@ -269,3 +268,4 @@ void PluginManager::addPlugin(std::string fileName)
   Msg::Info("Loaded Plugin '%s' (%s)", p->getName().c_str(), p->getAuthor().c_str());
 #endif
 }
+
diff --git a/Plugin/Probe.cpp b/Plugin/Probe.cpp
index 28baaf2db49ba81d58a392dfb9c07e2ef29a1725..d860e4f19ee5de71313efb412bad8b1f39beb54a 100644
--- a/Plugin/Probe.cpp
+++ b/Plugin/Probe.cpp
@@ -78,9 +78,7 @@ double GMSH_ProbePlugin::callback(int num, int action, double value, double *opt
   default: break;
   }
   *opt = value;
-#if defined(HAVE_FLTK)
-  DrawPlugin(draw);
-#endif
+  GMSH_Plugin::setDrawFunction(draw);
   return 0.;
 }
 
diff --git a/Plugin/StreamLines.cpp b/Plugin/StreamLines.cpp
index 93a55f8b5445fcd45336976ebc8727254cf0a19b..3e535a859e783c75912a7e0236fedae30a76e1a2 100644
--- a/Plugin/StreamLines.cpp
+++ b/Plugin/StreamLines.cpp
@@ -68,9 +68,7 @@ double GMSH_StreamLinesPlugin::callback(int num, int action, double value, doubl
   default: break;
   }
   *opt = value;
-#if defined(HAVE_FLTK)
-  DrawPlugin(draw);
-#endif
+  GMSH_Plugin::setDrawFunction(draw);
   return 0.;
 }
 
diff --git a/Plugin/Triangulate.cpp b/Plugin/Triangulate.cpp
index 971da9cc5ccfca0f840d45275016ae06eb92047e..6bc1e458fd4c5453054478a304e5dc704e945bb4 100644
--- a/Plugin/Triangulate.cpp
+++ b/Plugin/Triangulate.cpp
@@ -81,9 +81,6 @@ PView *GMSH_TriangulatePlugin::execute(PView *v)
     return v1;
   }
 
-  PView *v2 = new PView();
-  PViewDataList *data2 = getDataList(v2);
-
   // create list of points with associated data
   std::vector<MVertex*> points;
   int numSteps = data1->getNumTimeSteps();
@@ -102,6 +99,13 @@ PView *GMSH_TriangulatePlugin::execute(PView *v)
     }
   }
 
+  if(points.size() < 3){
+    Msg::Error("Need at least 3 points to triangulate");
+    for(unsigned int i = 0; i < points.size(); i++)
+      delete points[i];
+    return v1;
+  }
+
   // project points onto plane
   discreteFace *s = new discreteFace
     (GModel::current(), GModel::current()->getNumFaces() + 1);
@@ -131,6 +135,8 @@ PView *GMSH_TriangulatePlugin::execute(PView *v)
   doc.MakeMeshWithPoints();
 
   // create output (using unperturbed data)
+  PView *v2 = new PView();
+  PViewDataList *data2 = getDataList(v2);
   for(int i = 0; i < doc.numTriangles; i++){
     PointData *p[3];
     p[0] = (PointData*)doc.points[doc.triangles[i].a].data;
diff --git a/Post/PViewOptions.cpp b/Post/PViewOptions.cpp
index 5843c79ad6144d2e0c8da3336289969bdbf530fd..5641fef800ac1c0edc12cb971310fdb0c7abb0c9 100644
--- a/Post/PViewOptions.cpp
+++ b/Post/PViewOptions.cpp
@@ -8,23 +8,19 @@
 #include "GmshMessage.h"
 #include "GmshDefines.h"
 #include "PViewOptions.h"
-
-#if defined(HAVE_MATH_EVAL)
-#include "matheval.h"
-#endif
+#include "mathEvaluator.h"
 
 PViewOptions PViewOptions::reference;
 
-PViewOptions::PViewOptions()
+PViewOptions::PViewOptions() : genRaiseEvaluator(0)
 {
-  for(int i = 0; i < 3; i++) genRaiseFunction[i] = 0;
   ColorTable_InitParam(2, &colorTable);
   ColorTable_Recompute(&colorTable);
 }
 
 PViewOptions::~PViewOptions()
 {
-  destroyGeneralRaise();
+  if(genRaiseEvaluator) delete genRaiseEvaluator;
 }
 
 double PViewOptions::getScaleValue(int iso, int numIso, double min, double max)
@@ -97,48 +93,23 @@ unsigned int PViewOptions::getColor(int i, int nb)
   return colorTable.table[index];
 }
 
-void PViewOptions::destroyGeneralRaise()
-{
-  for(int i = 0; i < 3; i++){
-#if defined(HAVE_MATH_EVAL)
-    if(genRaiseFunction[i])
-      evaluator_destroy(genRaiseFunction[i]);
-    genRaiseFunction[i] = 0;
-#else
-    genRaiseFunction[i] = (void*)-1;
-#endif
-  }
-}
-
 void PViewOptions::createGeneralRaise()
 {
-  destroyGeneralRaise();
+  const char *names[] = 
+    { "x", "y", "z", "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7", "v8"};
+  unsigned int numVariables = sizeof(names) / sizeof(names[0]);
+  std::vector<std::string> expressions(3), variables(numVariables);
+  expressions[0] = genRaiseX;
+  expressions[1] = genRaiseY;
+  expressions[2] = genRaiseZ;
+  for(unsigned int i = 0; i < numVariables; i++) variables[i] = names[i];
 
-  const char *expr[3] = {genRaiseX.c_str(), genRaiseY.c_str(), genRaiseZ.c_str()};
-#if defined(HAVE_MATH_EVAL)
-  for(int i = 0; i < 3; i++) {
-    if(strlen(expr[i])) {
-      if(!(genRaiseFunction[i] = evaluator_create((char*)expr[i])))
-        Msg::Error("Invalid expression '%s'", expr[i]);
-    }
-  }
-#else
-  for(int i = 0; i < 3; i++) {
-    if(!strcmp(expr[i], "v0")) genRaiseFunction[i] = (void*)0;
-    else if(!strcmp(expr[i], "v1")) genRaiseFunction[i] = (void*)1;
-    else if(!strcmp(expr[i], "v2")) genRaiseFunction[i] = (void*)2;
-    else if(!strcmp(expr[i], "v3")) genRaiseFunction[i] = (void*)3;
-    else if(!strcmp(expr[i], "v4")) genRaiseFunction[i] = (void*)4;
-    else if(!strcmp(expr[i], "v5")) genRaiseFunction[i] = (void*)5;
-    else if(!strcmp(expr[i], "v6")) genRaiseFunction[i] = (void*)6;
-    else if(!strcmp(expr[i], "v7")) genRaiseFunction[i] = (void*)7;
-    else if(!strcmp(expr[i], "v8")) genRaiseFunction[i] = (void*)8;
-    else if(strlen(expr[i])) {
-      Msg::Error("Invalid expression '%s'", expr[i]);
-      return;
-    }
+  if(genRaiseEvaluator) delete genRaiseEvaluator;
+  genRaiseEvaluator = new mathEvaluator(expressions, variables);
+  if(expressions.empty()){
+    delete genRaiseEvaluator;
+    genRaiseEvaluator = 0;
   }
-#endif
 }
 
 bool PViewOptions::skipElement(int type)
diff --git a/Post/PViewOptions.h b/Post/PViewOptions.h
index 0d31e7e8605b0951f2bb75b45b0af7cab3d18c2f..9c5dc3edcaa8ab7f88b5d65f682791bf67497cec 100644
--- a/Post/PViewOptions.h
+++ b/Post/PViewOptions.h
@@ -10,6 +10,8 @@
 #include "ColorTable.h"
 #include "SBoundingBox3d.h"
 
+class mathEvaluator;
+
 // The display options of a post-processing view.
 class PViewOptions {
  public:
@@ -82,7 +84,7 @@ class PViewOptions {
   int useGenRaise;
   double genRaiseFactor;
   std::string genRaiseX, genRaiseY, genRaiseZ;
-  void *genRaiseFunction[3];
+  mathEvaluator *genRaiseEvaluator;
   int adaptVisualizationGrid, maxRecursionLevel;
   double targetError;
   int clip; // status of clip planes (bit array)
@@ -110,9 +112,8 @@ class PViewOptions {
                         bool forceLinear=false, int numColors=-1);
   // get i-th color amongst nb (i in [0, nb - 1])
   unsigned int getColor(int i, int nb);
-  // create/destroy math evaluators for general raise option
+  // create math evaluator for general raise option
   void createGeneralRaise();
-  void destroyGeneralRaise();
   // return true if one should not draw elements with type type
   bool skipElement(int type);
 };
diff --git a/Qt/Draw.cpp b/Qt/Draw.cpp
index 1b8e3eb869cea2fca84a1a865abfec3cb25b64b1..8dcfdda087eb4f06adf3022c633f0d5dc6252728 100644
--- a/Qt/Draw.cpp
+++ b/Qt/Draw.cpp
@@ -20,10 +20,6 @@ void DrawCurrentOpenglWindow(bool make_current)
 {
 }
 
-void DrawPlugin(void (*draw)(void *context))
-{
-}
-
 int GetFontIndex(const char *fontname)
 {
   return 0;