petsc-3.7.3 2016-07-24
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# MatPartitioningSetNParts

Set how many partitions need to be created; by default this is one per processor. Certain partitioning schemes may in fact only support that option.

### Synopsis

    #include "petscmat.h"
    PetscErrorCode  MatPartitioningSetNParts(MatPartitioning part,PetscInt n)

Not collective

### Input Parameter

partitioning -the partitioning context
n -the number of partitions

Not Collective

### Keywords

Partitioning, set

### See Also

MatPartitioningCreate(), MatPartitioningApply()

Level:intermediate
Location: src/mat/partition/partition.c
Index of all MatOrderings routines
Table of Contents for all manual pages
Index of all manual pages