diff -r 2ceec1b4b015 -r 7ee9a2fefc77 Nominal/NewParser.thy --- a/Nominal/NewParser.thy Sat May 01 09:14:25 2010 +0100 +++ b/Nominal/NewParser.thy Sat May 01 09:15:46 2010 +0100 @@ -2,7 +2,7 @@ imports "../Nominal-General/Nominal2_Base" "../Nominal-General/Nominal2_Eqvt" "../Nominal-General/Nominal2_Supp" - "Perm" "NewFv" "NewAlpha" + "Perm" "NewFv" "NewAlpha" "Tacs" "Equivp" "Lift" begin section{* Interface for nominal_datatype *} @@ -266,6 +266,18 @@ val dtinfo = Datatype.the_info (ProofContext.theory_of lthy1) (hd raw_dt_names); val {descr, sorts, ...} = dtinfo; + fun nth_dtyp i = typ_of_dtyp descr sorts (DtRec i); + val raw_tys = map (fn (i, _) => nth_dtyp i) descr; + val all_typs = map (fn i => typ_of_dtyp descr sorts (DtRec i)) (map fst descr) + + val all_full_tnames = map (fn (_, (n, _, _)) => n) descr; + val dtinfos = map (Datatype.the_info (ProofContext.theory_of lthy1)) all_full_tnames; + val inject = flat (map #inject dtinfos); + val distincts = flat (map #distinct dtinfos); + val rel_dtinfos = List.take (dtinfos, (length dts)); + val rel_distinct = map #distinct rel_dtinfos; + val induct = #induct dtinfo; + val exhausts = map #exhaust dtinfos; val ((raw_perm_def, raw_perm_simps, perms), lthy2) = Local_Theory.theory_result (define_raw_perms dtinfo (length dts)) lthy1; @@ -274,14 +286,130 @@ fun export_fun f (t, l) = (f t, map (map (apsnd (Option.map f))) l); val raw_bns_exp = map (apsnd (map (export_fun (Morphism.term morphism_2_0)))) raw_bns; val bn_funs_decls = flat (map (fn (ith, l) => map (fn (bn, data) => (bn, ith, data)) l) raw_bns_exp); + val raw_bn_eqs = ProofContext.export lthy2 lthy raw_bn_eqs_loc val thy = Local_Theory.exit_global lthy2; + val thy_name = Context.theory_name thy val lthy3 = Theory_Target.init NONE thy; + val raw_bn_funs = map (fn (f, _, _) => f) bn_funs_decls; - val ((fv, fvbn), fvsimps, lthy4) = define_raw_fv dtinfo bn_funs_decls raw_bclauses lthy3; - val (((alpha_ts, alpha_intros), (alpha_cases, alpha_induct)), lthy5) = - define_raw_alpha dtinfo bn_funs_decls raw_bclauses fv lthy4; + val ((fv, fvbn), fv_def, lthy3a) = define_raw_fv dtinfo bn_funs_decls raw_bclauses lthy3; + val (((alpha_ts, alpha_intros), (alpha_cases, alpha_induct)), lthy4) = + define_raw_alpha dtinfo bn_funs_decls raw_bclauses fv lthy3a; + val (alpha_ts_nobn, alpha_ts_bn) = chop (length fv) alpha_ts + val dts_names = map (fn (i, (s, _, _)) => (s, i)) (#descr dtinfo); + val bn_tys = map (domain_type o fastype_of) raw_bn_funs; + val bn_nos = map (dtyp_no_of_typ dts_names) bn_tys; + val bns = raw_bn_funs ~~ bn_nos; + val rel_dists = flat (map (distinct_rel lthy4 alpha_cases) + (rel_distinct ~~ alpha_ts_nobn)); + val rel_dists_bn = flat (map (distinct_rel lthy4 alpha_cases) + ((map (fn i => nth rel_distinct i) bn_nos) ~~ alpha_ts_bn)) + val alpha_eq_iff = build_rel_inj alpha_intros (inject @ distincts) alpha_cases lthy4 + val _ = warning "Proving equivariance"; + val (bv_eqvt, lthy5) = prove_eqvt raw_tys induct (raw_bn_eqs @ raw_perm_def) (map fst bns) lthy4 + val (fv_eqvt, lthy6) = prove_eqvt raw_tys induct (fv_def @ raw_perm_def) (fv @ fvbn) lthy5 + fun alpha_eqvt_tac' _ = Skip_Proof.cheat_tac thy + val alpha_eqvt = build_alpha_eqvts alpha_ts alpha_eqvt_tac' lthy6; + val _ = warning "Proving equivalence"; + val fv_alpha_all = combine_fv_alpha_bns (fv, fvbn) (alpha_ts_nobn, alpha_ts_bn) bn_nos; + val reflps = build_alpha_refl fv_alpha_all alpha_ts induct alpha_eq_iff lthy6; + val alpha_equivp = + build_equivps alpha_ts reflps alpha_induct + inject alpha_eq_iff distincts alpha_cases alpha_eqvt lthy6; + val qty_binds = map (fn (_, b, _, _) => b) dts; + val qty_names = map Name.of_binding qty_binds; + val qty_full_names = map (Long_Name.qualify thy_name) qty_names + val (qtys, lthy7) = define_quotient_types qty_binds all_typs alpha_ts_nobn alpha_equivp lthy6; + val const_names = map Name.of_binding (flat (map (fn (_, _, _, t) => map (fn (b, _, _) => b) t) dts)); + val raw_consts = + flat (map (fn (i, (_, _, l)) => + map (fn (cname, dts) => + Const (cname, map (typ_of_dtyp descr sorts) dts ---> + typ_of_dtyp descr sorts (DtRec i))) l) descr); + val (consts, const_defs, lthy8) = quotient_lift_consts_export qtys (const_names ~~ raw_consts) lthy7; + val _ = warning "Proving respects"; + val bns_rsp_pre' = build_fvbv_rsps alpha_ts alpha_induct raw_bn_eqs (map fst bns) lthy8; + val (bns_rsp_pre, lthy9) = fold_map ( + fn (bn_t, _) => prove_const_rsp qtys Binding.empty [bn_t] (fn _ => + resolve_tac bns_rsp_pre' 1)) bns lthy8; + val bns_rsp = flat (map snd bns_rsp_pre); + (*val _ = map tracing (map PolyML.makestring fv_alpha_all);*) + fun fv_rsp_tac _ = Skip_Proof.cheat_tac thy + val fv_rsps = prove_fv_rsp fv_alpha_all alpha_ts fv_rsp_tac lthy9; + val (fv_rsp_pre, lthy10) = fold_map + (fn fv => fn ctxt => prove_const_rsp qtys Binding.empty [fv] + (fn _ => asm_simp_tac (HOL_ss addsimps fv_rsps) 1) ctxt) (fv @ fvbn) lthy9; + val fv_rsp = flat (map snd fv_rsp_pre); + val (perms_rsp, lthy11) = prove_const_rsp qtys Binding.empty perms + (fn _ => asm_simp_tac (HOL_ss addsimps alpha_eqvt) 1) lthy10; + val (alpha_bn_rsps, lthy11a) = fold_map (fn cnst => prove_const_rsp qtys Binding.empty [cnst] + (fn _ => Skip_Proof.cheat_tac thy)) alpha_ts_bn lthy11 + fun const_rsp_tac _ = + let val alpha_alphabn = prove_alpha_alphabn alpha_ts alpha_induct alpha_eq_iff alpha_ts_bn lthy11a + in constr_rsp_tac alpha_eq_iff (fv_rsp @ bns_rsp @ reflps @ alpha_alphabn) 1 end + val (const_rsps, lthy12) = fold_map (fn cnst => prove_const_rsp qtys Binding.empty [cnst] + const_rsp_tac) raw_consts lthy11a + val qfv_names = map (unsuffix "_raw" o Long_Name.base_name o fst o dest_Const) (fv @ fvbn) + val (qfv_ts, qfv_defs, lthy12a) = quotient_lift_consts_export qtys (qfv_names ~~ (fv @ fvbn)) lthy12; + val (qfv_ts_nobn, qfv_ts_bn) = chop (length perms) qfv_ts; + val qbn_names = map (fn (b, _ , _) => Name.of_binding b) bn_funs + val (qbn_ts, qbn_defs, lthy12b) = quotient_lift_consts_export qtys (qbn_names ~~ raw_bn_funs) lthy12a; + val qalpha_bn_names = map (unsuffix "_raw" o Long_Name.base_name o fst o dest_Const) alpha_ts_bn + val (qalpha_ts_bn, qalphabn_defs, lthy12c) = quotient_lift_consts_export qtys (qalpha_bn_names ~~ alpha_ts_bn) lthy12b; + val _ = warning "Lifting permutations"; + val thy = Local_Theory.exit_global lthy12c; + val perm_names = map (fn x => "permute_" ^ x) qty_names + val thy' = define_lifted_perms qtys qty_full_names (perm_names ~~ perms) raw_perm_simps thy; + val lthy13 = Theory_Target.init NONE thy'; + val q_name = space_implode "_" qty_names; + fun suffix_bind s = Binding.qualify true q_name (Binding.name s); + val _ = warning "Lifting induction"; + val constr_names = map (Long_Name.base_name o fst o dest_Const) consts; + val q_induct = Rule_Cases.name constr_names (lift_thm qtys lthy13 induct); + fun note_suffix s th ctxt = + snd (Local_Theory.note ((suffix_bind s, []), th) ctxt); + fun note_simp_suffix s th ctxt = + snd (Local_Theory.note ((suffix_bind s, [Attrib.internal (K Simplifier.simp_add)]), th) ctxt); + val (_, lthy14) = Local_Theory.note ((suffix_bind "induct", + [Attrib.internal (K (Rule_Cases.case_names constr_names))]), [Rule_Cases.name constr_names q_induct]) lthy13; + val q_inducts = Project_Rule.projects lthy13 (1 upto (length fv)) q_induct + val (_, lthy14a) = Local_Theory.note ((suffix_bind "inducts", []), q_inducts) lthy14; + val q_perm = map (lift_thm qtys lthy14) raw_perm_def; + val lthy15 = note_simp_suffix "perm" q_perm lthy14a; + val q_fv = map (lift_thm qtys lthy15) fv_def; + val lthy16 = note_simp_suffix "fv" q_fv lthy15; + val q_bn = map (lift_thm qtys lthy16) raw_bn_eqs; + val lthy17 = note_simp_suffix "bn" q_bn lthy16; + val _ = warning "Lifting eq-iff"; + (*val _ = map tracing (map PolyML.makestring alpha_eq_iff);*) + val eq_iff_unfolded0 = map (Local_Defs.unfold lthy17 @{thms alphas3}) alpha_eq_iff + val eq_iff_unfolded1 = map (Local_Defs.unfold lthy17 @{thms alphas2}) eq_iff_unfolded0 + val eq_iff_unfolded2 = map (Local_Defs.unfold lthy17 @{thms alphas} ) eq_iff_unfolded1 + val q_eq_iff_pre0 = map (lift_thm qtys lthy17) eq_iff_unfolded2; + val q_eq_iff_pre1 = map (Local_Defs.fold lthy17 @{thms alphas3}) q_eq_iff_pre0 + val q_eq_iff_pre2 = map (Local_Defs.fold lthy17 @{thms alphas2}) q_eq_iff_pre1 + val q_eq_iff = map (Local_Defs.fold lthy17 @{thms alphas}) q_eq_iff_pre2 + val (_, lthy18) = Local_Theory.note ((suffix_bind "eq_iff", []), q_eq_iff) lthy17; + val q_dis = map (lift_thm qtys lthy18) rel_dists; + val lthy19 = note_simp_suffix "distinct" q_dis lthy18; + val q_eqvt = map (lift_thm qtys lthy19) (bv_eqvt @ fv_eqvt); + val (_, lthy20) = Local_Theory.note ((Binding.empty, + [Attrib.internal (fn _ => Nominal_ThmDecls.eqvt_add)]), q_eqvt) lthy19; + val _ = warning "Supports"; + val supports = map (prove_supports lthy20 q_perm) consts; + val fin_supp = HOLogic.conj_elims (prove_fs lthy20 q_induct supports qtys); + val thy3 = Local_Theory.exit_global lthy20; + val _ = warning "Instantiating FS"; + val lthy21 = Theory_Target.instantiation (qty_full_names, [], @{sort fs}) thy3; + fun tac _ = Class.intro_classes_tac [] THEN (ALLGOALS (resolve_tac fin_supp)) + val lthy22 = Class.prove_instantiation_instance tac lthy21 + val fv_alpha_all = combine_fv_alpha_bns (qfv_ts_nobn, qfv_ts_bn) (alpha_ts_nobn, qalpha_ts_bn) bn_nos; + val (names, supp_eq_t) = supp_eq fv_alpha_all; + val _ = warning "Support Equations"; + val q_supp = HOLogic.conj_elims (Goal.prove lthy22 names [] supp_eq_t (fn _ => supp_eq_tac q_induct q_fv q_perm q_eq_iff lthy22 1)) handle _ => []; + val lthy23 = note_suffix "supp" q_supp lthy22; in - ((raw_dt_names, raw_bn_funs_loc, raw_bn_eqs_loc, raw_bclauses, raw_bns), lthy5) + (0, lthy23) end *} @@ -467,8 +595,11 @@ "bn (P1 x) = {atom x}" | "bn (P2 p1 p2) = bn p1 \ bn p2" -thm fv_lam_raw.simps fv_pt_raw.simps fv_bn_raw.simps -thm alpha_lam_raw_alpha_pt_raw_alpha_bn_raw.intros +thm lam_pt.bn +thm lam_pt.fv[simplified lam_pt.supp(1-2)] +thm lam_pt.eq_iff +thm lam_pt.induct +thm lam_pt.perm nominal_datatype exp = EVar name @@ -513,24 +644,29 @@ | "b_lrb (Clause fcs) = (b_fnclauses fcs)" | "b_fnclause (K x pat exp) = [atom x]" -typ exp_raw -typ pat_raw -thm exp_raw_fnclause_raw_fnclauses_raw_lrb_raw_lrbs_raw_pat_raw.induct[no_vars] -thm b_fnclause_raw_b_fnclauses_raw_b_lrb_raw_b_lrbs_raw_b_pat_raw.simps[no_vars] -thm permute_exp_raw_permute_fnclause_raw_permute_fnclauses_raw_permute_lrb_raw_permute_lrbs_raw_permute_pat_raw.simps[no_vars] -thm fv_exp_raw.simps fv_fnclause_raw.simps fv_fnclauses_raw.simps fv_lrb_raw.simps fv_lrbs_raw.simps fv_pat_raw.simps fv_b_lrbs_raw.simps fv_b_pat_raw.simps fv_b_fnclauses_raw.simps fv_b_lrb_raw.simps fv_b_fnclause_raw.simps -thm alpha_exp_raw_alpha_fnclause_raw_alpha_fnclauses_raw_alpha_lrb_raw_alpha_lrbs_raw_alpha_pat_raw_alpha_b_lrbs_raw_alpha_b_pat_raw_alpha_b_fnclauses_raw_alpha_b_lrb_raw_alpha_b_fnclause_raw.intros[no_vars] +thm exp_fnclause_fnclauses_lrb_lrbs_pat.bn +thm exp_fnclause_fnclauses_lrb_lrbs_pat.fv +thm exp_fnclause_fnclauses_lrb_lrbs_pat.eq_iff +thm exp_fnclause_fnclauses_lrb_lrbs_pat.induct +thm exp_fnclause_fnclauses_lrb_lrbs_pat.perm nominal_datatype ty = - Var "name" -| Fun "ty" "ty" + Vr "name" +| Fn "ty" "ty" +and tys = + Al xs::"name fset" t::"ty" bind_res xs in t + +thm ty_tys.fv[simplified ty_tys.supp] +thm ty_tys.eq_iff + +(* some further tests *) + +nominal_datatype ty = + Vr "name" +| Fn "ty" "ty" nominal_datatype tys = All xs::"name fset" ty::"ty_raw" bind_res xs in ty -thm fv_tys_raw.simps -thm alpha_tys_raw.intros - -(* some further tests *) nominal_datatype lam2 = Var2 "name"