SNESNewtonTRGetTolerances

Gets the trust region parameter tolerances.

Synopsis

#include "petscsnes.h"   
PetscErrorCode SNESNewtonTRGetTolerances(SNES snes, PetscReal *delta_min, PetscReal *delta_max, PetscReal *delta_0)

Not Collective

Input Parameter

• snes - the SNES context

Output Parameters

• delta_min - minimum allowed trust region size or NULL

• delta_max - maximum allowed trust region size or NULL

• delta_0 - initial trust region size or NULL

See Also

SNES: Nonlinear Solvers, SNES, SNESNEWTONTR, SNESNewtonTRSetTolerances()

Level

intermediate

Location

src/snes/impls/tr/tr.c

Implementations

SNESNewtonTRGetTolerances_TR() in src/snes/impls/tr/tr.c

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