PETSc version 3.15.5
AOCreateBasicIS
Creates a basic application ordering using two index sets. 
Synopsis
#include "petscao.h"   
PetscErrorCode AOCreateBasicIS(IS isapp,IS ispetsc,AO *aoout)
Collective on IS
Input Parameters
|  | isapp | - index set that defines an ordering | 
|  | ispetsc | - index set that defines another ordering (may be NULL to use the
natural ordering) | 
Output Parameter
|  | aoout | - the new application ordering | 
Notes
the index sets isapp and ispetsc must contain the all the integers 0 to napp-1 (where napp is the length of the index sets) with no duplicates;
that is there cannot be any "holes"
See Also
 AOCreateBasic(),  AODestroy()
Level
beginner
Location
src/vec/is/ao/impls/basic/aobasic.c
Index of all AO routines
Table of Contents for all manual pages
Index of all manual pages