petsc-3.7.7 2017-09-25
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PCShellSetApplySymmetricRight

 Sets routine to use as right preconditioner (when the PC_SYMMETRIC is used).

Synopsis

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

Input Parameters

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

Calling sequence of apply

   PetscErrorCode apply (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.

Keywords

PC, shell, set, apply, user-provided

See Also

PCShellSetApply(), PCShellSetApplySymmetricLeft(), PCShellSetSetUp(), PCShellSetApplyTranspose(), PCShellSetContext()

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