PETSc version 3.15.5
SNESFASGetRestriction
Gets the matrix used to calculate the restriction from l to the l-1th level 
Synopsis
#include "petscsnes.h"  
PetscErrorCode SNESFASGetRestriction(SNES snes, PetscInt level, Mat *mat)
Input Parameters
|  | snes | - the multigrid context | 
|  | level | - the level (0 is coarsest) to supply [do not supply 0] | 
Output Parameters
|  | mat | - the interpolation operator | 
See Also
 SNESFASSetRestriction(), SNESFASGetInjection(), SNESFASGetInterpolation(), SNESFASGetRScale()
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