#include "petscsnes.h" PetscErrorCode SNESGetFunction(SNES snes,Vec *r,PetscErrorCode (**f)(SNES,Vec,Vec,void*),void **ctx)Not Collective, but Vec is parallel if SNES is parallel. Collective if Vec is requested, but has not been created yet.
|r||- the vector that is used to store residuals (or NULL if you don't want it)|
|f||- the function (or NULL if you don't want it); see SNESFunction for calling sequence details|
|ctx||- the function context (or NULL if you don't want it)|
Index of all SNES routines
Table of Contents for all manual pages
Index of all manual pages