Some theoretical elements 
==========================


.. toctree::
  :maxdepth: 2

  Behavior formulation <formulation.rst>
  Mixed loading path management <mixed_path.rst>
  Runge Kutta integrator <rk_integrator.rst>


Many of the theoretical elements concerning the evpsim modulus, and in particular the formulation of behavior laws, are inspired by the book [BCCF]_.


.. rubric:: References

.. [BCCF] Jacques Besson, Georges Cailletaud, Jean-Louis Chaboche, Samuel Forest: Non-Linear Mechanics of Materials. 2012.