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/partition/impls/chaco/chaco.c
Index of all MatOrderings routines
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Index of all manual pages