On Sat, Nov 10, 2012 at 3:02 PM, Matthew Knepley <knepley at gmail.com> wrote:
> > > How does one get an IS containing _only_ the labeled points? > > DMComplexGetStratumIS() > Great. Under what circumstances do you call this routine and get back an IS with mixed dimension? > > >> > >> > Can you answer how you can distinguish a quad from a tet in a > >> > non-interpolated mesh? > >> > >> You can't, but that is the point. You are not supposed to distinguish > >> them. > > > > > > Hmm, so these are the same at the category-theory level, but definitely > not > > at the mesh topology level. It doesn't seem right to not distinguish > them at > > all. How do you write DMComplexInterpolate for mixed-dim strata? > > Interpolation is analysis. You need to know what dimension you are in, etc. > But it's still topological rather than geometric. You don't need coordinates, for example. -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.mcs.anl.gov/pipermail/petsc-dev/attachments/20121110/7377d4d8/attachment.html>