petsc-3.7.1 2016-05-15
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MatPartitioningChacoSetEigenSolver

Set eigensolver method for Chaco partitioner.

Synopsis

#include "petscmat.h" 
PetscErrorCode MatPartitioningChacoSetEigenSolver(MatPartitioning part,MPChacoEigenType method)
Collective on MatPartitioning Many br

Input Parameters

part - the partitioning context Many br
method - one of MP_CHACO_LANCZOS or MP_CHACO_RQI Many br

Options Database

-mat_partitioning_chaco_eigen_solver <method> -the eigensolver Many br

Many br

Notes

The default is to use a Lanczos method. See Chaco documentation for details. Many br

See Also

MatPartitioningChacoSetEigenTol(),MatPartitioningChacoSetEigenNumber(),
MatPartitioningChacoGetEigenSolver() Many br

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