.. _structuralanalysis: Structural analysis ~~~~~~~~~~~~~~~~~~~~ .. toctree:: :maxdepth: 1 shells.rst 3d_solids.rst In this chapter, the fundamental theoretical aspects of the structural analysis of three-dimensional solids and shells are presented in sections :ref:`solids ` and :ref:`shells ` respectively. Within this context, linear isotropic and orthotropic material constitutive models are described.