petsc-3.9.4 2018-09-11
SNESFASSetRScale
Sets the scaling factor of the restriction operator from level l to l-1.
Synopsis
#include "petscsnes.h"
PetscErrorCode SNESFASSetRScale(SNES snes, PetscInt level, Vec rscale)
Input Parameters
| snes | - the multigrid context
|
| rscale | - the restriction scaling
|
| level | - the level (0 is coarsest) to supply [Do not supply 0]
|
Notes
This is only used in the case that the injection is not set.
Keywords
FAS, MG, set, multigrid, restriction, level
See Also
SNESFASSetInjection(), SNESFASSetRestriction()
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