PetscObjectDereference
Indicates to any PetscObject that it is being referenced by one less PetscObject. This decreases the reference count for that object by one.
Synopsis
int PetscObjectDereference(PetscObject obj)
Collective on PetscObject
Input Parameter
obj -the PETSc object; this must be cast with (PetscObject), for example,
PetscObjectDereference((PetscObject) mat);
See Also
PetscObjectCompose(), PetscObjectReference()
Level:advanced
Location:src/sys/src/objects/inherit.c
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