\page free_nodes_page Free nodes
-\n This mesh quality control highlights nodes which are not connected
-to any mesh element. Free nodes are shown with a color differs from
-the color of nodes.
+This mesh quality control highlights the nodes which are not connected
+to any mesh element.
\image html free_nodes.png
-<center>In this picture some nodes don't connected to a mesh element as
-a result of deleting elements and adding several isolated nodes.
-<br><b>See Also</b> a sample TUI Script of a
-\ref tui_free_nodes "Free Nodes quality control" operation.
+In this picture some nodes are not connected to any mesh
+element after deleting some elements and adding several isolated nodes.
+
+\sa A sample TUI Script of a \ref tui_free_nodes "Free Nodes quality control"
+operation.
*/