Barry Smith <bsm...@mcs.anl.gov> writes: > Sometimes it is more convenient to use "global indices" than > rank/local offset. Thus we need a "scalable" utility to convert back > and forth between them. Possibly having interfaces to supply the > information in either format.
http://www.mcs.anl.gov/petsc/petsc-current/docs/manualpages/IS/PetscSFSetGraphLayout.html
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