Add heat conduction in a rectangle with a hole example

Author: nikoscham

assets/rect-with-hole-quad.png

@@ -679,7 +679,9 @@ <h2 id="tutorials"><a name="Tutorials"></a>Tutorials</h2>
       </li>
       <li>
         <span class="tutorial-name">Lid-Driven Cavity (2D Creeping Flow)</span>
-        <a href="https://feascript.com/tutorials/lid-driven-cavity-2d-creeping-flow.html" class="badge badge-basic"
+        <a
+          href="https://feascript.com/tutorials/lid-driven-cavity-2d-creeping-flow.html"
+          class="badge badge-basic"
           >Basic HTML</a
         >
         <a

index.html

@@ -29,6 +29,10 @@
     <loc>https://feascript.com/tutorials/heat-conduction-2d-fin-performance-test.html</loc>
     <priority>0.4</priority>
   </url>
+  <url>
+    <loc>https://feascript.com/tutorials/heat-conduction-2d-rect-hole.html</loc>
+    <priority>0.4</priority>
+  </url>
   <url>
     <loc>https://feascript.com/tutorials/solidification-front-2d.html</loc>
     <priority>0.8</priority>