petsc-3.12.5 2020-03-29
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MatPartitioningChacoSetEigenTol

 Sets the tolerance for the eigensolver.

Synopsis

#include "petscmat.h" 
PetscErrorCode MatPartitioningChacoSetEigenTol(MatPartitioning part,PetscReal tol)
Collective on MatPartitioning

Input Parameters

part - the partitioning context
tol - the tolerance

Options Database

-mat_partitioning_chaco_eigen_tol <tol>: Tolerance for eigensolver - Note: Must be positive. The default value is 0.001.

See Also

MatPartitioningChacoSetEigenSolver(), MatPartitioningChacoGetEigenTol()

Level

advanced

Location

src/mat/partition/impls/chaco/chaco.c

Implementations

MatPartitioningChacoSetEigenTol_Chaco in src/mat/partition/impls/chaco/chaco.c

Index of all MatOrderings routines
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Index of all manual pages