PCShellSetApplyTranspose

Sets routine to use as preconditioner transpose.

Synopsis

#include "petscpc.h" 
PetscErrorCode PCShellSetApplyTranspose(PC pc, PetscErrorCode (*applytranspose)(PC pc, Vec xin, Vec xout))

Logically Collective

Input Parameters

• pc - the preconditioner context

• applytranspose - the application-provided preconditioning transpose routine

Calling sequence of applytranspose

• pc - the preconditioner

• xin - input vector

• xout - output vector

Note

You can get the PCSHELL context set with PCShellSetContext() using PCShellGetContext() if needed by applytranspose.

See Also

KSP: Linear System Solvers, PCSHELL, PCShellSetApplyRichardson(), PCShellSetSetUp(), PCShellSetApply(), PCSetContext(), PCShellSetApplyBA(), PCGetContext()

Level

intermediate

Location

src/ksp/pc/impls/shell/shellpc.c

Examples

src/tao/pde_constrained/tutorials/hyperbolic.c
src/tao/pde_constrained/tutorials/parabolic.c

Implementations

PCShellSetApplyTranspose_Shell(PC pc, PetscErrorCode (*applytranspose)() in src/ksp/pc/impls/shell/shellpc.c

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Index of all manual pages