petsc-3.7.1 2016-05-15
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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 Many br
rscale - the restriction scaling Many br
level - the level (0 is coarsest) to supply [Do not supply 0] Many br

Many br

Notes

This is only used in the case that the injection is not set. Many br

Keywords

FAS, MG, set, multigrid, restriction, level

See Also

SNESFASSetInjection(), SNESFASSetRestriction()

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