petsc-3.7.5 2017-01-01

DMSetVec

set the vector at which to compute residual, Jacobian and VI bounds, if the problem is nonlinear.

#include "petscdm.h"          
#include "petscdmlabel.h"     
PetscErrorCode  DMSetVec(DM dm,Vec x)

Collective on DM

	dm	- the DM object
	x	- location to compute residual and Jacobian, if NULL is passed to those routines; will be NULL for linear problems.