petsc-3.3-p7 2013-05-11

SNESGetPC

Returns a pointer to the nonlinear preconditioning context set with SNESSetPC().

#include "petscsnes.h"  
#include "petscdmshell.h" 
#include "petscsys.h" 
PetscErrorCode SNESGetPC(SNES snes, SNES *pc)

Not Collective

snes -iterative context obtained from SNESCreate()

pc -preconditioner context

SNES, get, preconditioner