1 .. _double_nodes_control_page:
7 This mesh quality control highlights the nodes which are coincident with other nodes (within a given tolerance). Distance at which two nodes are considered coincident is defined by :ref:`Quality Controls/Double nodes tolerance <dbl_nodes_tol_pref>` preference.
9 .. image:: ../images/double_nodes.png
13 Some nodes are coincident after copying all elements with translation.
15 **See also**: A sample TUI Script of a :ref:`tui_double_nodes_control` filter.