5 ===================================
6 Discretize on the propagation edges
7 ===================================
9 To define a propagation in the **Main Menu** select **Mesh -> Set Propagation**.
11 **Arguments:** a law and a direction.
13 The dialogue box for creating a propagation is:
15 .. image:: _static/gui_propagation.png
21 TUI command: :ref:`tuipropag`