</li>
</ul>
+Additional criteria to select mesh <b>Nodes</b> are the following:
+<ul><li>
+<b>Free Nodes</b> selects free mesh nodes, i.e. nodes not belonging to
+mesh elements. See also a
+\ref free_nodes_page "Free Nodes quality control".
+</li>
+</ul>
+
Additional criteria to select mesh <b>Edges</b> are the following:
<ul><li>
<b>Free Borders</b> selects free 1D mesh elements, i.e. edges belonging to