proposition: Lemma finSucc_help (i : Fin.t 1) : i = Fin0.
proof: Proof. now destruct_fin i. Qed.
imports: Undecidability.TM.Basic.Mono Undecidability.TM.Combinators.Combinators Undecidability.TM.Code.Code Undecidability.TM.Single.EncodeTapes Undecidability.TM.Compound(TMTac MoveToSymbol Multi Shift)