Syntax
=====

.. code-block:: text

    evol_noli = CALC_MAC3COEUR (
        ◆ TYPE_COEUR =/"MONO ",
                       /"MONO_FROID ",
                       /"TEST ",
                       /"900",
                       /"1300",
                       /"N4",
                       /"LIGNE900 ",
                       /"LIGNE1300 ",
                       /"LIGNEN4 ",
        # If: is_in (" TYPE_COEUR ", (" LIGNE900 "," "," LIGNE1300 "," LIGNEN4 "))
            ◆ NB_ASSEMBLAGE = int,
        ◆ TABLE_N = table,
        ◇ MAILLAGE_N = mesh,
        ◇ RESU_DEF = co,
        ◇ FLUENCE_CYCLE = float,
        ◇ TYPE_DEFORMATION = "RIGI_GEOM ",
        ◇ ETAT_INITIAL = _F (
             ◇ UNITE_THYC = unit,
             ◆ NIVE_FLUENCE = float,
             ◇ TYPE_MAINTIEN = "DEPL_PSC ",
             ◇ MAINTIEN_GRILLE =/"OUI ",
                                 /"NON" (by default),
             ◇ ARCHIMEDE = "OUI ",
          ),
        ◇ LAME = _F (
             ◆ UNITE_THYC = unit,
             ◇ COEF_MULT_THV = float (default: 1.0),
             ◇ COEF_MULT_THT = float (default: 1.0),
          ),
        # If: exists (" TYPE_COEUR ") and TYPE_COEUR .startswith ('MONO')
            ◇ DEFORMATION = _F (
                 ◇ RESU_INIT = result,
                 ◆ NIVE_FLUENCE = float,
                 ◆ UNITE_THYC = unit,
                 ◇ MAINTIEN_GRILLE =/"OUI ",
                                     /"NON" (by default),
                 ◆ TYPE_MAINTIEN =/"FORCE ",
                                   /"DEPL_PSC ",
                 # If: equal_to (" TYPE_MAINTIEN ", 'FORCE')
                     ◆ FORCE_MAINTIEN = float,
                 ◆ ARCHIMEDE =/"OUI ",
                               /"NON ",
              ),
        # If: exists (" TYPE_COEUR ") and not TYPE_COEUR .startswith ('MONO')
            ◇ DEFORMATION = _F (
                 ◇ RESU_INIT = result,
                 ◇ TEMP_IMPO = float,
                 ◆ NIVE_FLUENCE = float,
                 ◆ UNITE_THYC = unit,
                 ◇ MAINTIEN_GRILLE =/"OUI ",
                                     /"NON" (by default),
                 ◇ TYPE_MAINTIEN = "DEPL_PSC ",
                 ◇ ARCHIMEDE = "OUI ",
              ),
    )
    
    ◆: mandatory
    ◇: optional
    : present by default
    &: together
    /: only one among
    |: several possible choices