#include "petscsnes.h" PetscErrorCode SNESSetTolerances(SNES snes,PetscReal abstol,PetscReal rtol,PetscReal stol,PetscInt maxit,PetscInt maxf)Logically Collective on SNES
snes | - the SNES context | |
abstol | - absolute convergence tolerance | |
rtol | - relative convergence tolerance | |
stol | - convergence tolerance in terms of the norm of the change in the solution between steps, || delta x || < stol*|| x || | |
maxit | - maximum number of iterations | |
maxf | - maximum number of function evaluations (-1 indicates no limit) |
-snes_atol <abstol> | - Sets abstol | |
-snes_rtol <rtol> | - Sets rtol | |
-snes_stol <stol> | - Sets stol | |
-snes_max_it <maxit> | - Sets maxit | |
-snes_max_funcs <maxf> | - Sets maxf |