petsc-3.7.1 2016-05-15

KSPBuildResidual

Builds the residual in a vector provided.

#include "petscksp.h" 
PetscErrorCode  KSPBuildResidual(KSP ksp,Vec t,Vec v,Vec *V)

Collective on KSP Many br

ksp -iterative context obtained from KSPCreate() Many br

	v	- optional location to stash residual. If v is not provided, Many brthen a location is generated. Many br
	t	- work vector. If not provided then one is generated. Many br
	V	- the residual Many br

Regardless of whether or not v is provided, the residual is Many brreturned in V. Many br

Many br

KSP, build, residual