petsc-3.4.2 2013-07-02

# PCGASMDestroySubdomains

Destroys the index sets created with PCGASMCreateLocalSubdomains() or PCGASMCreateSubdomains2D. Should be called after setting subdomains with PCGASMSetSubdomains().

### Synopsis

    #include "petscpc.h"
    PetscErrorCode  PCGASMDestroySubdomains(PetscInt n, IS iis[], IS ois[])

Collective

### Input Parameters

| n | - the number of index sets
| iis | - the array of inner subdomains,
| ois | - the array of outer subdomains, can be NULL

Notes: this is merely a convenience subroutine that walks each list, destroys each IS on the list, and then frees the list.

### Keywords

PC, GASM, additive Schwarz, create, subdomains, unstructured grid

### See Also

PCGASMCreateLocalSubdomains(), PCGASMSetSubdomains()

Level:intermediate
Location: src/ksp/pc/impls/gasm/gasm.c
Index of all PC routines
Table of Contents for all manual pages
Index of all manual pages

### Examples

src/ksp/ksp/examples/tutorials/ex8g.c.html