ZF/domrange/domain_of_prod, domain_empty, etc: moved to equalities.ML where
they can be proved trivially using eq_cs
ZF/domrange/XXX_empty: renamed XXX_0
(*  Title: 	HOLCF/fun3.ML
    ID:         $Id$
    Author: 	Franz Regensburger
    Copyright   1993 Technische Universitaet Muenchen
*)
open Fun3;