of two triangles separated by a diagonal. So it can be calculated only
for elements consisting of 4 nodes.
-\image html image25.gif
+\image html image25.png
<br><em>To apply the Taper quality criterion to your mesh:</em>
<li>Choose <b>Controls > Taper</b> or click <em>"Taper"</em> button in
the toolbar.
-\image html image36.gif
+\image html image36.png
<center><em>"Taper" button</em></center>
Your mesh will be displayed in the viewer with its elements colored
