petsc-3.14.6 2021-03-30
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SNESFASSetCycles

Sets the number of FAS multigrid cycles to use each time a grid is visited. Use SNESFASSetCyclesOnLevel() for more complicated cycling.

Synopsis

#include "petscsnes.h"  
PetscErrorCode SNESFASSetCycles(SNES snes, PetscInt cycles)
Logically Collective on SNES

Input Parameters

snes - the multigrid context
cycles - the number of cycles -- 1 for V-cycle, 2 for W-cycle

Options Database Key

-snes_fas_cycles 1 or 2

See Also

SNESFASSetCyclesOnLevel()

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