fact: Definition UMUREC_HALTING c := exists fuel, evalfun fuel c nil <> None.
imports: Undecidability.H10(H10 dio_single dio_logic) Undecidability.L.Datatypes(LNat LOptions LSum) Undecidability.L(Tactics.LTactics Computability.MuRec Computability.Synthetic Tactics.GenEncode) Undecidability.Shared(DLW.Utils.finite DLW.Vec.vec DLW.Vec.pos) Undecidability.MuRec(MuRec recalg ra_sem_eq) Undecidability.L.Reductions.MuRec.MuRec_extract Undecidability.L.Reductions.MuRec.MuRec_extract Undecidability(MuRec_computable LVector) Undecidability.L.Util(NaryApp ClosedLAdmissible) Undecidability(LOptions) Undecidability.L.Reductions.MuRec.MuRec_extract