D modeling
==============

Characteristics of modeling
-----------------------------------

HEXA20

We mesh only half the thickness of the wall for reasons of symmetry; the modeling is done under a height and a thickness :math:`h=1.` 0 with a single layer of elements.


.. image:: images/1000124600002BD20000129B955BFAE1808DCAA8.svg
    :width: 565
    :height: 240


.. _RefImage_1000124600002BD20000129B955BFAE1808DCAA8.svg:


Characteristics of the mesh
----------------------------

Number of knots: 248

Number of meshes and types: 20 HEXA20