petsc-3.7.7 2017-09-25
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## partitioning

- <CONCEPT>ex73.c</CONCEPT> Reads a PETSc matrix from a file partitions it
- <CONCEPT>ex80.c</CONCEPT> Partition tiny grid.
- <CONCEPT>ex82.c</CONCEPT> Partition a tiny grid using hierarchical partitioning.
- <CONCEPT>ex83.c</CONCEPT> Partition tiny grid using hierarchical partitioning and increase overlap using MatIncreaseOverlapSplit.
- <CONCEPT>ex98.c</CONCEPT> Tests MatMPIAIJSetPreallocationCSR()