.. _minimum_angle_page:

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Minimum angle
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**Minimum angle** mesh quality criterion consists of calculation of the minimum value of angle between two adjacent sides of a 2D meshing element (triangle or quadrangle).

*To apply the Minimum angle quality criterion to your mesh:*

.. |img| image:: ../images/image38.png

#. Display your mesh in the viewer.
#. Choose **Controls > Face Controls > Minimum angle** or click *"Minimum Angle"* button |img|.

   Your mesh will be displayed in the viewer with its elements colored according to the applied mesh quality control criterion:

	.. image:: ../images/image92.jpg
		:align: center

**See Also** a sample TUI Script of a :ref:`tui_minimum_angle` filter.

