petsc-3.7.1 2016-05-15
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MatPartitioningChacoSetEigenNumber

Sets the number of eigenvectors to compute during partitioning.

Synopsis

#include "petscmat.h" 
PetscErrorCode MatPartitioningChacoSetEigenNumber(MatPartitioning part,PetscInt num)
Collective on MatPartitioning Many br

Input Parameters

part - the partitioning context Many br
num - the number of eigenvectors Many br

Options Database

-mat_partitioning_chaco_eigen_number <n>: Number of eigenvectors - Many brNote: Many brAccepted values are 1, 2 or 3, indicating partitioning by bisection, Many brquadrisection, or octosection. Many br

Many br

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