petsc-3.7.7 2017-09-25
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KSPMonitorDefault

 Print the residual norm at each iteration of an iterative solver.

Synopsis

#include "petscksp.h" 
PetscErrorCode  KSPMonitorDefault(KSP ksp,PetscInt n,PetscReal rnorm,PetscViewerAndFormat *dummy)
Collective on KSP

Input Parameters

ksp - iterative context
n - iteration number
rnorm - 2-norm (preconditioned) residual value (may be estimated).
dummy - an ASCII PetscViewer

Keywords

KSP, default, monitor, residual

See Also

KSPMonitorSet(), KSPMonitorTrueResidualNorm(), KSPMonitorLGResidualNormCreate()

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

Examples

src/ksp/ksp/examples/tutorials/ex2f.F.html
src/snes/examples/tutorials/ex12.c.html