petsc-3.13.6 2020-09-29
PCGAMGSetEigenvalues
Set eigenvalues
Synopsis
#include "petscpc.h"
#include "petscksp.h"
PetscErrorCode PCGAMGSetEigenvalues(PC pc, PetscReal emax,PetscReal emin)
Collective on PC
Input Parameters
| pc | - the preconditioner context
|
| emax | - max eigenvalue
|
emin -min eigenvalue
Options Database Key
-pc_gamg_eigenvalues -
See Also
PCGAMGSetEstEigKSPMaxIt(), PCGAMGSetUseSAEstEig(), PCGAMGSetEstEigKSPType()
Level
intermediate
Location
src/ksp/pc/impls/gamg/gamg.c
Implementations
PCGAMGSetEigenvalues_GAMG in src/ksp/pc/impls/gamg/gamg.c
Index of all PC routines
Table of Contents for all manual pages
Index of all manual pages