PCGAMGSetRecomputeEstEig#

Set flag for Chebyshev smoothers to recompute the eigen estimates

Synopsis#

#include "petscpc.h" 
#include "petscksp.h" 
PetscErrorCode PCGAMGSetRecomputeEstEig(PC pc, PetscBool b)

Collective

Input Parameters#

  • pc - the preconditioner context

  • b - flag

Options Database Key#

  • -pc_gamg_recompute_esteig - use the eigen estimate

See Also#

KSP: Linear System Solvers, PCGAMG, KSPChebyshevSetEigenvalues(), KSPChebyshevEstEigSet()

Level#

advanced

Location#

src/ksp/pc/impls/gamg/gamg.c

Implementations#

PCGAMGSetRecomputeEstEig_GAMG() in src/ksp/pc/impls/gamg/gamg.c


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Index of all manual pages