fact: Example alpha_0 : T1 := cons (cons (cons zero 0 zero) 0 zero) 0 (cons (cons zero 2 zero) 4 (cons zero 1 zero)).
imports: Coq(Arith Max Bool Lia Compare_dec Relations Ensembles Wellfounded Bool RelationClasses Operators_Properties ArithRing Logic.Eqdep_dec) hydras(More_Arith Restriction DecPreOrder) hydras(OrdNotations)