Number

Type:

Vector<int>

Range:

[v_1, …]

Default:

-/-

Appearance:

optional

, or

Type:

Vector<enum>

Range:

[v_1, …], v=Arc|Leg1|Leg2

This defines the number of the boundary of the geometrical primitive to which the mesh constraint is to be applied. A vector definition listing multiple boundaries is allowed. A named tangential Port can also be used (see here for their definition).