3. Modeling A#
3.1. Characteristics of the mesh#
Modeling A is based on a mesh of 52 linear triangles (TRIA3).
In this modeling, the local coordinate system of the membrane is defined in four different ways in AFFE_CARA_ELEM: using VECT_1/VECT_2/ANGL_REP_1 and ANGL_REP_2