petsc-3.6.1 2015-08-06

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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 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