SNESNewtonTRPostCheck#

Runs the postcheck routine

Synopsis#

#include "petscsnes.h"   
PetscErrorCode SNESNewtonTRPostCheck(SNES snes, Vec X, Vec Y, Vec W, PetscBool *changed_Y, PetscBool *changed_W)

Logically Collective

Input Parameters#

  • snes - the solver

  • X - The last solution

  • Y - The full step direction

  • W - The updated solution, W = X - Y

Output Parameters#

  • changed_Y - indicator if step has been changed

  • changed_W - Indicator if the new candidate solution W has been changed.

Note#

If Y is changed then W is recomputed as X - Y

See Also#

SNESNEWTONTR, SNESNewtonTRSetPostCheck(), SNESNewtonTRGetPostCheck(), `SNESNewtonTRPreCheck()

Level#

intermediate

Location#

src/snes/impls/tr/tr.c


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