"p">,</span><span class="n">elem</span><span class="p">,</span><span class="s">&#39;Dirichlet&#39;</span><span class="p">);</span>
<span class="p">[</span><span class="n">elem</span><span class="p">,</span><span class="n">bdFlag</span><span class="p">]</span> <span class="p">=</span> <span class="n">sortelem</span><span class="p">(</span><span class="n">elem</span><span class="p">,</span><span class="n">bdFlag</span><span class="p">);</span>
<span class="n">showmesh</span><span class="p">(</span><span class