#include "petsctao.h" PetscErrorCode TaoGetTolerances(Tao tao, PetscReal *fatol, PetscReal *frtol, PetscReal *gatol, PetscReal *grtol, PetscReal *gttol)Not Collective
fatol | - absolute convergence tolerance | |
frtol | - relative convergence tolerance | |
gatol | - stop if norm of gradient is less than this | |
grtol | - stop if relative norm of gradient is less than this | |
gttol | - stop if norm of gradient is reduced by a this factor |
Note: NULL can be used as an argument if not all tolerances values are needed
Level:intermediate
Location:src/tao/interface/taosolver.c
Index of all Tao routines
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Index of all manual pages