petsc-3.4.5 2014-06-29

SNESMonitorRatio

Monitors progress of the SNES solvers by printing the ratio of residual norm at each iteration to the previous.

Synopsis

#include "petsc-private/snesimpl.h"   
PetscErrorCode  SNESMonitorRatio(SNES snes,PetscInt its,PetscReal fgnorm,void *dummy)

Collective on SNES

Input Parameters

	snes	- the SNES context
	its	- iteration number
	fgnorm	- 2-norm of residual (or gradient)
	dummy	- context of monitor

Keywords

SNES, nonlinear, monitor, norm

See Also

SNESMonitorSet(), SNESMonitorSolution()

Level:intermediate
Location:src/snes/interface/snesut.c
Index of all SNES routines
Table of Contents for all manual pages
Index of all manual pages