fact: Definition pos2_to_bool (p : pos 2) := match p with pos0 => α | _ => β end.
imports: List Arith Lia Relations Undecidability.MinskyMachines(MMA mma_defs ndMM2) Undecidability.Shared.Libs.DLW(utils Vec.pos Vec.vec Code.subcode Code.sss) Undecidability.Synthetic(Definitions ReducibilityFacts)