petsc-3.11.4 2019-09-28
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SNESFASFullSetDownSweep

Smooth during the initial downsweep for SNESFAS

Synopsis

#include "petscsnes.h"  
PetscErrorCode SNESFASFullSetDownSweep(SNES snes,PetscBool swp)
Logically Collective on SNES

Input Parameters

snes - the multigrid context
swp - whether to downsweep or not

Options Database Key

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