petsc-master 2019-10-23
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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
mat -the restriction matrix
level -the level (0 is coarsest) to supply [Do not supply 0]

Notes

If you do not set this, the restriction and rscale is used to project the solution instead.

See Also

SNESFASSetInterpolation(), 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