petsc-3.11.4 2019-09-28
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SNESReasonView

Displays the reason a SNES solve converged or diverged to a viewer

Synopsis

#include "petscsnes.h"  
PetscErrorCode  SNESReasonView(SNES snes,PetscViewer viewer)
Collective on SNES

Parameter

snes - iterative context obtained from SNESCreate()
viewer - the viewer to display the reason

Options Database Keys

-snes_converged_reason -print reason for converged or diverged, also prints number of iterations

Keywords

SNES, solve, linear system

See Also

SNESCreate(), SNESSetUp(), SNESDestroy(), SNESSetTolerances(), SNESConvergedDefault()

Level

beginner

Location

src/snes/interface/snes.c
Index of all SNES routines
Table of Contents for all manual pages
Index of all manual pages