petsc-3.7.7 2017-09-25
MatPartitioningChacoSetEigenNumber
Sets the number of eigenvectors to compute during partitioning.
Synopsis
#include "petscmat.h"
PetscErrorCode MatPartitioningChacoSetEigenNumber(MatPartitioning part,PetscInt num)
Collective on MatPartitioning
Input Parameters
| part | - the partitioning context
|
| num | - the number of eigenvectors
|
Options Database
-mat_partitioning_chaco_eigen_number <n>: Number of eigenvectors -
Note:
Accepted values are 1, 2 or 3, indicating partitioning by bisection,
quadrisection, or octosection.
See Also
MatPartitioningChacoSetEigenSolver(), MatPartitioningChacoGetEigenTol()
Level:advanced
Location:src/mat/partition/impls/chaco/chaco.c
Index of all MatOrderings routines
Table of Contents for all manual pages
Index of all manual pages