PCMGSetOperators#

Sets operator and preconditioning matrix for lth level

Synopsis#

#include "petscksp.h" 
PetscErrorCode PCMGSetOperators(PC pc, PetscInt l, Mat Amat, Mat Pmat)

Logically Collective

Input Parameters#

  • pc - the multigrid context

  • Amat - the operator

  • Pmat - the preconditioning operator

  • l - the level (0 is the coarsest) to supply

See Also#

KSP: Linear System Solvers, PCMG, PCMGSetGalerkin(), PCMGSetRestriction(), PCMGSetInterpolation()

Level#

advanced

Location#

src/ksp/pc/impls/mg/mgfunc.c


Index of all PC routines
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Index of all manual pages