fact: Definition MuRec_computable {k} (R : Vector.t nat k -> nat -> Prop) := exists f : recalg k, forall v : Vector.t nat k, forall m, R v m <-> ra_bs f v m.
imports: Arith Lia List Bool Eqdep_dec  Undecidability.Shared.Libs.DLW(utils_tac utils_nat utils_list finite pos vec)