[petsc-dev] PetscSection

Jed Brown jedbrown at mcs.anl.gov
Sat Nov 10 15:30:25 CST 2012


On Sat, Nov 10, 2012 at 3:25 PM, Matthew Knepley <knepley at gmail.com> wrote:

> Everything is just a point, so I get back mixed dimension things all the
> time. I
> usually separate by stratum.
>

Okay, but what is the compelling use case for DMComplexGetStratumIS()
returning mixed-dimension that cannot be reasonably accomplished by getting
dimensional ISs and union/concatenating them?


> You don't need coordinates for interpolation?
>

Are we talking about the same interpolation? If I have cell-to-vertex
connectivity, I can create the faces without coordinates, yes.
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