proposition: Lemma rc_rewrite_ordering : weak_rewrite_ordering R E -> rewrite_ordering E.
proof: Proof. intros (Hsubs,Hcont). split. apply rc_substitution_closed. hyp. apply rc_context_closed. hyp. Qed.
imports: CoLoR(SN ASubstitution ATerm RelUtil AContext LogicUtil VecUtil NaryFunction) Coq(List)