**process deviator
#
Description#
This post calculation calculates the deviatoric stress tensor. The
prefix dev_
is prepended to the tensor name.
Syntax#
**process deviator
\(~\,\) *var
name
Example#
****post_processing
***local_post_processing
**file integ
**elset ALL_ELEMENT
**process deviator
*var sig
****return