petsc-3.7.1 2016-05-15
SNESFASSetInjection
Sets the function to be used to inject the solution from level l to l-1.
Synopsis
#include "petscsnes.h"
PetscErrorCode SNESFASSetInjection(SNES snes, PetscInt level, Mat mat)
Input Parameters
+ snes - the multigrid context Many br
mat -the restriction matrix Many br
level -the level (0 is coarsest) to supply [Do not supply 0] Many br
Many br
Notes
If you do not set this, the restriction and rscale is used to Many brproject the solution instead. Many br
Keywords
FAS, MG, set, multigrid, restriction, level
See Also
SNESFASSetInterpolation(), SNESFASSetRestriction()
Level:advanced
Location:src/snes/impls/fas/fasfunc.c
Index of all SNES routines
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Index of all manual pages