SNESGetFunction

Returns the vector where the function is stored.

Synopsis

#include "snes.h"  
int SNESGetFunction(SNES snes,Vec *r,void **ctx)
Not Collective, but Vec is parallel if SNES is parallel

Input Parameter

snes -the SNES context

Output Parameter

r - the function (or PETSC_NULL)
ctx - the function context (or PETSC_NULL)

Notes

SNESGetFunction() is valid for SNES_NONLINEAR_EQUATIONS methods only Analogous routines for SNES_UNCONSTRAINED_MINIMIZATION methods are SNESGetMinimizationFunction() and SNESGetGradient();

Keywords

SNES, nonlinear, get, function

See Also

SNESSetFunction(), SNESGetSolution(), SNESGetMinimizationFunction(),
SNESGetGradient()

Level:advanced
Location:src/snes/interface/snes.c
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