PCMatSetApplyOperation

Set which matrix operation of the preconditioning matrix implements PCApply() for PCMAT.

Synopsis

#include "petscpc.h" 
PetscErrorCode PCMatSetApplyOperation(PC pc, MatOperation matop)

Logically collective

Input Parameters

• pc - An instance of PCMAT

• matop - The selected MatOperation

Note

If you have a matrix type that implements an exact inverse that isn’t a factorization, you can use PCMatSetApplyOperation(pc, MATOP_SOLVE).

See Also

KSP: Linear System Solvers, PCMAT, PCMatGetApplyOperation(), PCApply(), MatOperation

Level

intermediate

Location

src/ksp/pc/impls/mat/pcmat.c

Implementations

PCMatSetApplyOperation_Mat() in src/ksp/pc/impls/mat/pcmat.c

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Index of all PC routines
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Index of all manual pages