petsc-3.9.4 2018-09-11
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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