proposition: Lemma enumerator__T_unit : enumerator__T unit_enum unit.
proof: Proof. intros []. now exists 0. Qed.
imports: Undecidability.Synthetic(DecidabilityFacts SemiDecidabilityFacts) Undecidability.Shared.Libs.PSL.FiniteTypes.FinTypesDef Vector List Lia