SNESGetTolerances#
Gets various parameters used in convergence tests.
Synopsis#
#include "petscsnes.h"
PetscErrorCode SNESGetTolerances(SNES snes, PetscReal *atol, PetscReal *rtol, PetscReal *stol, PetscInt *maxit, PetscInt *maxf)
Not Collective
Input Parameters#
snes - the
SNES
contextatol - absolute convergence tolerance
rtol - relative convergence tolerance
stol - convergence tolerance in terms of the norm of the change in the solution between steps
maxit - maximum number of iterations
maxf - maximum number of function evaluations
Note#
The user can specify NULL
for any parameter that is not needed.
See Also#
Level#
intermediate
Location#
Examples#
src/snes/tutorials/ex2.c
src/snes/tutorials/ex3.c
src/snes/tutorials/ex35.c
src/snes/tutorials/ex3k.kokkos.cxx
Index of all SNES routines
Table of Contents for all manual pages
Index of all manual pages