####################
Divergence of tensor
####################

I consider the divergence of second-order tensors here, which are in general written as

.. math::

   \sum_{ij}
   \left(
      \vec{E}_j
      \otimes
      \vec{E}_i
   \right)
   S^{ij}.

.. toctree::
   :maxdepth: 1

   covariant
   normal