fact: Fixpoint nf_b (alpha : t) : bool := match alpha with | nil => true | cons a n nil => true | cons a n ((cons a' n' b') as b) => (nf_b b && Nat.ltb a' a)%bool end.
imports: hydras(T1 E0 Comparable) Coq(Arith Logic.Eqdep_dec Peano_dec List Bool Recdef Lia Wellfounded.Inverse_Image Wellfounded.Inclusion RelationClasses )