PetscSFCreateInverseSF#
given a PetscSF in which all vertices have degree 1, creates the inverse map
Synopsis#
#include "petscsf.h" 
PetscErrorCode PetscSFCreateInverseSF(PetscSF sf, PetscSF *isf)
Collective
Input Parameter#
- sf - star forest to invert 
Output Parameter#
- isf - inverse of - sf
Notes#
All roots must have degree 1.
The local space may be a permutation, but cannot be sparse.
See Also#
Level#
advanced
Location#
Examples#
Index of all PetscSF routines
Table of Contents for all manual pages
Index of all manual pages