Reference problem
=====================


Geometry
---------

We consider a square with side :math:`1m`.


.. image:: images/Shape1.gif


.. _RefSchema_Shape1.gif:


Material properties
----------------------


.. math::
: label: EQ-None

    \ lambda =15.W/\ mathrm {m.} °C


Boundary conditions and loads
-------------------------------------

On edges :math:`\text{GAUCHE}`, :math:`\text{BAS}` and :math:`\text{HAUT}`, a temperature is imposed (see paragraph :ref:`2 <RefHeading__31295122>`).

On edge :math:`\text{DROITE}`, a flow is imposed (see paragraph :ref:`2 <RefHeading__31295122>`).

Throughout the field, a source is imposed (see paragraph :ref:`2 <RefHeading__31295122>`).


Initial conditions
--------------------

Néant


.. _refheading__31295122: