petsc-3.13.6 2020-09-29
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AOSetIS

Sets the IS associated with the Section 1.5 Writing Application Codes with PETSc ordering.

Synopsis

#include "petscao.h" 
PetscErrorCode AOSetIS(AO ao,IS isapp,IS ispetsc)
Collective

Input Parameters

ao - the Section 1.5 Writing Application Codes with PETSc ordering
isapp - index set that defines an ordering
ispetsc - index set that defines another ordering (may be NULL to use the natural ordering)

Notes

The index sets isapp and ispetsc are used only for creation of ao.

This routine increases the reference count of isapp and ispetsc so you may/should destroy these arguments after this call if you no longer need them

See Also

AOCreate(), AODestroy(), AOPetscToApplication(), AOApplicationToPetsc()

Level

beginner

Location

src/vec/is/ao/interface/ao.c
Index of all AO routines
Table of Contents for all manual pages
Index of all manual pages