[petsc-users] partition an MPIAIJ matrix

recrusader recrusader at gmail.com
Mon Feb 20 16:18:46 CST 2012

Dear PETSc Developers,

I have an MPIAIJ matrix, I want to use MatPartitioning functions to
repartition the matrix.
Before doing this, I need to do MatCreateMPIAdj to generate an Adj Mat.
Could you give me some hints about how to get "i" and "j" (
from existing MPIAIJ matrix?

Thank you very much,
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