petsc-3.4.5 2014-06-29

SNESGetPicard

 Returns the context for the Picard iteration

Synopsis

#include "petscsnes.h"  
PetscErrorCode  SNESGetPicard(SNES snes,Vec *r,PetscErrorCode (**SNESFunction)(SNES,Vec,Vec,void*),Mat *Amat, Mat *Pmat, PetscErrorCode (**SNESJacobianFunction)(SNES,Vec,Mat*,Mat*,MatStructure*,void*),void **ctx)
Not Collective, but Vec is parallel if SNES is parallel. Collective if Vec is requested, but has not been created yet.

Input Parameter

snes -the SNES context

Output Parameter

r - the function (or NULL)
SNESFunction - the function (or NULL)
Amat - the matrix used to defined the operation A(x) x - b(x) (or NULL)
Pmat - the matrix from which the preconditioner will be constructed (or NULL)
SNESJacobianFunction - the function for matrix evaluation (or NULL)
ctx - the function context (or NULL)

Keywords

SNES, nonlinear, get, function

See Also

SNESSetPicard(), SNESGetFunction(), SNESGetJacobian(), SNESGetDM(), SNESFunction, SNESJacobianFunction

Level:advanced
Location:src/snes/interface/snes.c
Index of all SNES routines
Table of Contents for all manual pages
Index of all manual pages