petsc-3.4.5 2014-06-29

SNESFASSetRScale

 Sets the scaling factor of the restriction operator from level l to l-1.

Synopsis

#include "petscsnesfas.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 SNES routines
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Index of all manual pages