MatPartitioningChacoSetEigenNumber#
Sets the number of eigenvectors to compute by Chaco during partitioning during partitioning.
Synopsis#
#include "petscmat.h" 
PetscErrorCode MatPartitioningChacoSetEigenNumber(MatPartitioning part, PetscInt num)
Collective
Input Parameters#
- part - the partitioning context 
- num - the number of eigenvectors 
Options Database Key#
- -mat_partitioning_chaco_eigen_number - - Number of eigenvectors
Note#
Accepted values are 1, 2 or 3, indicating partitioning by bisection, quadrisection, or octosection.
See Also#
MatPartitioningType, MatPartitioning, MATPARTITIONINGCHACO, MatPartitioningChacoSetEigenSolver(), MatPartitioningChacoGetEigenTol()
Level#
advanced
Location#
Implementations#
MatPartitioningChacoSetEigenNumber_Chaco() in src/mat/graphops/partition/impls/chaco/chaco.c
Index of all MatGraphOperations routines
Table of Contents for all manual pages
Index of all manual pages