petsc-3.6.2 2015-10-02
   
KSPGetResidualNorm
Gets the last (approximate preconditioned) residual norm that has been computed. 
Synopsis
#include "petscksp.h" 
PetscErrorCode  KSPGetResidualNorm(KSP ksp,PetscReal *rnorm)
Not Collective
Input Parameters
ksp  -the iterative context
Output Parameters
rnorm  -residual norm
Keywords
 KSP, get, residual norm
See Also
 KSPBuildResidual()
Level:intermediate
Location:src/ksp/ksp/interface/iterativ.c
Index of all KSP routines
Table of Contents for all manual pages
Index of all manual pages