.. include:: sub.txt

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 Restrained beam under thermal expansion
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#. The original model can be found `here <https://www.wiki.ed.ac.uk/display/opensees/Restrained+beam+under+thermal+expansion>`_.

#. The Pypton source code is shown below, which can be downloaded :download:`here </pyExamples/beamThermal.py>`.

#. Make sure the `numpy`_ and `matplotlib`_ packages are installed in your Python distribution.

#. Run the source code in your favorate Python program and should see

.. image:: /_static/beamThermal.png

.. literalinclude:: /pyExamples/beamThermal.py
   :linenos: