> On 25 May 2017, at 19:46, Matthew Knepley <knep...@gmail.com> wrote:
> 
> Sounds like DG. I will get out my dead chicken for the incantation

Actually no!  Mixed H(div)-L2 for Stokes.  Which has facet integrals for 
partially discontinuous fields.  If you do redundant compute for such terms, 
you need a depth-2 FEM adjacency, which is just grim.  Equally we have some 
strange users who have jump terms in CG formulations.

Lawrence

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