petsc-3.3-p7 2013-05-11

SNESFASSetNumberSmoothDown

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

Synopsis

#include "petscsnesfas.h"  
PetscErrorCode SNESFASSetNumberSmoothDown(SNES snes, PetscInt n)
Logically Collective on SNES

Input Parameters

snes - the multigrid context
n - the number of smoothing steps

Options Database Key

-snes_fas_smoothdown <n> -Sets number of pre-smoothing steps

Keywords

FAS, MG, smooth, down, pre-smoothing, steps, multigrid

See Also

SNESFASSetNumberSmoothUp()

Level:advanced
Location:src/snes/impls/fas/fasfunc.c
Index of all SNES routines
Table of Contents for all manual pages
Index of all manual pages