example
=====


.. code-block:: text

    cha = AFFE_CHAR_ACOU (MODELE = me,
VITE_FACE = _F (GROUP_MA = gm4,

    VNOR = ('RI', 0.0135, 0.)),
)

**Note:**

*Complex values are provided in one of two forms* *RI (real part, imaginary part) or* *MP (module, phase in degrees) .*