proposition: Lemma lt_than_psi : forall a b n c a' b', cons a b n c < [a',b'] -> [a,b]<[a',b'].
proof: Proof. inversion_clear 1;try lt_clean;auto with T2. Qed.
imports: EPSILON0 Arith List Omega Compare_dec Relations Wellfounded Max Tools More_nat AccP not_decreasing EPSILON0 More_nat Gamma0_prelude Gamma0_length term rpo