fix <p>

photonics/index.html

@@ -38,22 +38,24 @@
   and post-processor <a href="https://gmsh.info">Gmsh</a> to solve photonics
   applications<a href="#1"><sup>1</sup></a>.
 </p>
+<p>
+  These models can be used as-is for parametric studies or as template models
+  since implementing new opto-geometric parameters using Gmsh and GetDP is
+  rather simple.
 </p>
-  These models can be used as-is for parametric studies or as template models since implementing
-  a new opto-geometric parameters using Gmsh and GetDP is rather simple.
-</p>
-</p>
-  For instance, it is possible to compute direct problems such as the diffraction of a
-  plane wave by a grating<a href="#2"><sup>2-4</sup></a> (in 2D and 3D) or the scattering of an arbitrary wave
-  by a scatterer (T-matrix<a href="#5"><sup>5</sup></a>, near and far field data...)
-</p>
+<p>
+  For instance, it is possible to compute direct problems such as the
+  diffraction of a plane wave by a grating<a href="#2"><sup>2-4</sup></a> (in 2D
+  and 3D) or the scattering of an arbitrary wave by a scatterer
+  (T-matrix<a href="#5"><sup>5</sup></a>, near and far field data...)
 </p>
-  A collection of eigenvalue problems is also available, such as
-  the Quasi-Normal Modes of open structures<a href="#6"><sup>6</sup></a>,
-  the the Bloch band diagram of photonics crystals,
-  the leaky modes of a microstructured fiber<a href="#7"><sup>7</sup></a>, or
-  the modes resulting from non-linear eigenvalue problems arising when considering
-  frequency-dispersive permittivities<a href="#8"><sup>8-9</sup></a>.
+<p>
+  A collection of eigenvalue problems is also available, such as the
+  Quasi-Normal Modes of open structures<a href="#6"><sup>6</sup></a>, the the
+  Bloch band diagram of photonics crystals, the leaky modes of a microstructured
+  fiber<a href="#7"><sup>7</sup></a>, or the modes resulting from non-linear
+  eigenvalue problems arising when considering frequency-dispersive
+  permittivities<a href="#8"><sup>8-9</sup></a>.
 </p>
 
 <h2>Quick start</h2>
@@ -78,8 +80,8 @@
     in <code><a href="https://gitlab.onelab.info/doc/models/-/wikis/Bloch-modes-in-periodic-waveguides"
     >models/BlochPeriodicWaveguides</a></code>.
   <li>A collection of non-Linear eigenvalue
-    problems<a href="#8"><sup>8-9</sup></a> (quadratic, polynomial and
-    rational) is avaiable in
+    problems<a href="#8"><sup>8-9</sup></a> (quadratic, polynomial and rational)
+    is avaiable in
     <code><a href="https://gitlab.onelab.info/doc/models/-/tree/master/NonLinearEVP"
     >models/NonLinearEVP</a></code>.
 </ul>