proposition: Lemma psi_le_cons : forall alpha beta n gamma, [alpha, beta] t2<= gcons alpha beta n gamma.
proof: Proof. intros;case n; auto with arith T2. case gamma;auto with arith T2. Qed.
imports: Coq(Arith List Lia Compare_dec Relations Wellfounded RelationClasses) hydras(Epsilon0) hydras(More_Arith Restriction) hydras(ON_Generic) hydras(rpo.term rpo.rpo) hydras(T2) hydras(Compat815)