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 Parameter#
ksp - the Krylov space context
Output Parameter#
kspest - the eigenvalue estimation Krylov space context
See Also#
KSP: Linear System Solvers, KSPCHEBYSHEV, KSPChebyshevEstEigSet()
Level#
advanced
Location#
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