petsc-3.11.4 2019-09-28
KSPChebyshevEstEigGetKSP
Get the Krylov method context used to estimate eigenvalues for the Chebyshev method. If a Krylov method is not being used for this purpose, NULL is returned. The reference count of the returned KSP is not incremented: it should not be destroyed by the user.
Synopsis
#include "petscksp.h"
PetscErrorCode KSPChebyshevEstEigGetKSP(KSP ksp, KSP *kspest)
Input Parameters
| ksp | - the Krylov space context
|
Output Parameters
| kspest the eigenvalue estimation Krylov space context | -
|
See Also
KSPChebyshevEstEigSet()
Level
intermediate
Location
src/ksp/ksp/impls/cheby/cheby.c
Implementations
KSPChebyshevEstEigGetKSP_Chebyshev in src/ksp/ksp/impls/cheby/cheby.c
Index of all KSP routines
Table of Contents for all manual pages
Index of all manual pages