[petsc-users] DMPlex: Ghost points after DMRefine

[Morten Nobel-Jørgensen]

I found a solution to my problem by using the global section instead. I still don’t quite understand what my problem ISLocalToGlobalMapping was.

> Yes, that is the solution I use.

Thanks – good to hear that I’m on the right track :)

> I think I ignore nonlocal indices in the l2g mapping rather than making them negative. This can of course be changed.

Ok

- Morten
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