MatPartitioningChacoSetEigenSolver#
Set the eigensolver method for Chaco partitioner.
Synopsis#
#include "petscmat.h"
PetscErrorCode MatPartitioningChacoSetEigenSolver(MatPartitioning part, MPChacoEigenType method)
Collective
Input Parameters#
part - the partitioning context
method - one of
MP_CHACO_LANCZOS
orMP_CHACO_RQI
Options Database Key#
-mat_partitioning_chaco_eigen_solver
- the eigensolver
Note#
The default is to use a Lanczos method. See Chaco documentation for details.
See Also#
MatPartitioningType
, MatPartitioning
, MATPARTITIONINGCHACO
, MatPartitioningChacoSetEigenTol()
, MatPartitioningChacoSetEigenNumber()
,
MatPartitioningChacoGetEigenSolver()
Level#
advanced
Location#
Implementations#
MatPartitioningChacoSetEigenSolver_Chaco in src/mat/partition/impls/chaco/chaco.c
Index of all MatOrderings routines
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Index of all manual pages