fact: Variable (φ Ψ : nat -> nat) (Hpsy_0 : Ψ 0 = 1) (Hpsy_odd : forall n, Ψ (odd n) = φ n).
imports: List Arith Lia Max Undecidability.Synthetic.Definitions Undecidability(Shared.Libs.DLW.Utils.utils H10.Dio.dio_logic H10.Dio.dio_elem) Undecidability(H10.FRACTRAN_DIO FRACTRAN.FRACTRAN) Undecidability.DiophantineConstraints.H10C