SNESFASSetNumberSmoothDown#

Sets the number of pre-smoothing steps to use on all levels.

Synopsis#

#include "petscsnes.h"  
PetscErrorCode SNESFASSetNumberSmoothDown(SNES snes, PetscInt n)

Logically Collective

Input Parameters#

  • snes - the SNESFAS nonlinear multigrid context

  • n - the number of smoothing steps to use

Options Database Key#

  • -snes_fas_smoothdown - Sets number of pre-smoothing steps

See Also#

SNES: Nonlinear Solvers, SNES, SNESFAS, SNESFASSetNumberSmoothUp()

Level#

advanced

Location#

src/snes/impls/fas/fasfunc.c


Index of all SNESFAS routines
Table of Contents for all manual pages
Index of all manual pages