Commit c173e544 authored by Christophe Geuzaine's avatar Christophe Geuzaine

doc

parent 70d6d2bb
Pipeline #2598 passed with stage
in 78 minutes and 32 seconds
......@@ -53,7 +53,7 @@ Plane Surface(1) = {1} ;
// At this level, Gmsh knows everything to display the rectangular surface 6 and
// to mesh it. An optional step is needed if we want to group elementary
// geometrical entities in more meaningful groups, e.g. to define some
// geometrical entities into more meaningful groups, e.g. to define some
// mathematical ("domain", "boundary"), functional ("left wing", "fuselage") or
// material ("steel", "carbon") properties.
//
......@@ -63,22 +63,22 @@ Plane Surface(1) = {1} ;
// whether they belong to physical groups or not, set "Mesh.SaveAll=1;", or
// specify "-save_all" on the command line.)
//
// Here we define physical curve that groups the left, bottom and right lines in
// a single group (with prescribed tag 5); and a physical surface with name "My
// surface" (with an automatic tag):
// Here we define a physical curve that groups the left, bottom and right lines
// in a single group (with prescribed tag 5); and a physical surface with name
// "My surface" (with an automatic tag) containg the geometrical surface 1:
Physical Curve(5) = {1, 2, 4} ;
Physical Surface("My surface") = {1} ;
// Starting with Gmsh 3.0, models can also be built using constructive solid
// geometry. Instead of the built-in geometry kernel, you need to use the
// OpenCASCADE kernel:
// Note that starting with Gmsh 3.0, models can be built using different
// geometry kernels than the default "built-in" kernel. By specifying
//
// SetFactory("OpenCASCADE");
//
// In addition to the "bottom-up" geometry commands, you can then also use
// "top-down" commands, like e.g.
// any subsequent command in the .geo file would be handled by the OpenCASCADE
// geometry kernel instead of the built-in kernel. A rectangular surface could
// then simply be created with
//
// Rectangle(2) = {.2, 0, 0, 0.1, 0.3};
//
// See tutorial/t16.geo for an example, and demos/boolean for more.
// See tutorial/t16.geo for a complete example, and demos/boolean for more.
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