Discretization
==============


Degrees of freedom
-----------------


.. csv-table::

    "**Modeling**", "**Degrees of Freedom**
    **(at each vertex node)**"



.. csv-table::

    "AXIS_FOURIER "," :math:`\mathit{DX}`: corresponds to the radial displacement"
    "", ":math:`\mathit{DY}`: corresponds to the longitudinal displacement"
    "", ":math:`\mathit{DZ}`: corresponds to ortho-radial displacement"



.. image:: images/10000C22000069BB00005EC69BE89B7B163AA18D.svg
    :width: 209
    :height: 187


.. _RefImage_10000C22000069BB00005EC69BE89B7B163AA18D.svg:


Stiffness matrix support mesh
------------------------


.. csv-table::

    "**Modeling**", "**Mesh**", "**Interpolation**", "**Remarks**"



.. csv-table::

    "AXIS_FOURIER "," TRIA3 ", "Linear", ""
    "", "QUAD4 ", "Bi-Linear", ""
    "", "TRIA6 ", "Quadratic", ""
    "", "QUAD8 ", "Serendip", ""
    "", "QUAD9 ", "Bi-Quadratic", ""



Cargo support mesh
------------------------------

The mesh must have been done in the :math:`(X>\mathrm{0,}Y)` half-plane.


.. csv-table::

    "**Modeling**", "**Mesh**", "**Interpolation**", "**Remarks**"



.. csv-table::

    "AXIS_FOURIER "," SEG2 ", "Linear or", ""
    "", "", "Bi-Linear", ""
    "", "SEG3 ", "Quadratic,", ""
    "", "", "Serendip or", "
    "", "", "Bi-Quadratic", ""