SNESConvergedSkip

Convergence test for SNES that NEVER returns as converged, UNLESS the maximum number of iteration have been reached.

Synopsis

#include "petsc/private/snesimpl.h"   
PetscErrorCode SNESConvergedSkip(SNES snes, PetscInt it, PetscReal xnorm, PetscReal snorm, PetscReal fnorm, SNESConvergedReason *reason, void *dummy)

Logically Collective

Input Parameters

• snes - the SNES context

• it - the iteration (0 indicates before any Newton steps)

• xnorm - 2-norm of current iterate

• snorm - 2-norm of current step

• fnorm - 2-norm of function at current iterate

• dummy - unused context

Output Parameter

• reason - SNES_CONVERGED_ITERATING, SNES_CONVERGED_ITS, or SNES_DIVERGED_FNORM_NAN

Options Database Key

• -snes_convergence_test skip - see SNESSetFromOptions()

See Also

SNES: Nonlinear Solvers, SNES, SNESSolve(), SNESConvergedDefault(), SNESSetConvergenceTest(), SNESConvergedReason

Level

advanced

Location

src/snes/interface/snesut.c

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Index of all SNES routines
Table of Contents for all manual pages
Index of all manual pages