petsc-3.6.4 2016-04-12

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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