proposition: Fact ra_rel_fix_min k f : [| @ra_min k f |] = s_min [|f|].
proof: Proof. reflexivity. Qed.
imports: Arith Lia List Bool Eqdep_dec Undecidability.Shared.Libs.DLW(utils_tac utils_nat utils_list finite pos vec) Undecidability.MuRec.MuRec