petsc-3.5.1 2014-08-06
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PCShellSetApplyTranspose

Sets routine to use as preconditioner transpose.

Synopsis

#include "petscpc.h" 
PetscErrorCode  PCShellSetApplyTranspose(PC pc,PetscErrorCode (*applytranspose)(PC,Vec,Vec))
Logically Collective on PC

Input Parameters

pc - the preconditioner context
apply - the application-provided preconditioning transpose routine

Calling sequence of apply

   PetscErrorCode applytranspose (PC pc,Vec xin,Vec xout)

pc - the preconditioner, get the application context with PCShellGetContext()
xin - input vector
xout - output vector

Notes: the function MUST return an error code of 0 on success and nonzero on failure.

Notes

Uses the same context variable as PCShellSetApply().

Keywords

PC, shell, set, apply, user-provided

See Also

PCShellSetApplyRichardson(), PCShellSetSetUp(), PCShellSetApply(), PCSetContext(), PCShellSetApplyBA()

Level:developer
Location:
src/ksp/pc/impls/shell/shellpc.c
Index of all PC routines
Table of Contents for all manual pages
Index of all manual pages

Examples

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