fact: Parameter rwr_incl : forall (R1 R2 : term -> term -> Prop), (forall t1 t2, R1 t1 t2 -> R2 t1 t2) -> forall t1 t2, rwr R1 t1 t2 -> rwr R2 t1 t2.
imports: Coq(List Relations Wellfounded Arith Setoid) CoLoR(closure more_list weaved_relation dickson term_spec)