Syntax
=====

.. code-block:: text

    matr_asse_elim_r = ELIM_LAGR (
        ◆ MATR_RIGI = matr_asse_depl_r,
        ◇ MATR_ASSE = matr_asse_depl_r,
        ◇ INFO =/1,
                 /2,
    )
    
    ◆: mandatory
    ◇: optional
    : present by default
    &: together
    /: only one among
    |: several possible choices