author | blanchet |
Tue, 21 Jun 2011 17:17:39 +0200 | |
changeset 43494 | 13eefebbc4cb |
parent 43479 | 5af1abc13c1f |
child 43498 | 75caf7e4302e |
permissions | -rw-r--r-- |
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(* Title: HOL/ex/atp_export.ML |
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Author: Jasmin Blanchette, TU Muenchen |
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Copyright 2011 |
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Export Isabelle theories as first-order TPTP inferences, exploiting |
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Sledgehammer's translation. |
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*) |
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|
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signature ATP_EXPORT = |
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sig |
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val theorems_mentioned_in_proof_term : |
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string list option -> thm -> string list |
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val generate_tptp_graph_file_for_theory : |
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Proof.context -> theory -> string -> unit |
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val generate_tptp_inference_file_for_theory : |
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Proof.context -> theory -> string -> string -> unit |
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end; |
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|
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structure ATP_Export : ATP_EXPORT = |
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struct |
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open ATP_Problem |
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open ATP_Translate |
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val fact_name_of = prefix fact_prefix o ascii_of |
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|
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fun facts_of thy = |
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Sledgehammer_Filter.all_facts (Proof_Context.init_global thy) Symtab.empty |
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true [] [] |
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|
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(* FIXME: Similar yet different code in "mirabelle.ML". The code here has a few |
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fixes that seem to be missing over there; or maybe the two code portions are |
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not doing the same? *) |
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fun fold_body_thms all_names f = |
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let |
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fun app n (PBody {thms, ...}) = |
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thms |> fold (fn (_, (name, prop, body)) => fn x => |
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let |
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val body' = Future.join body |
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val n' = |
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n + (if name = "" orelse |
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(is_some all_names andalso |
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not (member (op =) (the all_names) name)) then |
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0 |
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else |
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1) |
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val x' = x |> n' <= 1 ? app n' body' |
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in (x' |> n = 1 ? f (name, prop, body')) end) |
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in fold (app 0) end |
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fun theorems_mentioned_in_proof_term all_names thm = |
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let |
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fun collect (s, _, _) = if s <> "" then insert (op =) s else I |
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val names = |
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[] |> fold_body_thms all_names collect [Thm.proof_body_of thm] |
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|> map fact_name_of |
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in names end |
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fun interesting_const_names ctxt = |
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let val thy = Proof_Context.theory_of ctxt in |
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Sledgehammer_Filter.const_names_in_fact thy |
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(Sledgehammer_Provers.is_built_in_const_for_prover ctxt ATP_Systems.eN) |
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end |
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fun generate_tptp_graph_file_for_theory ctxt thy file_name = |
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let |
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val path = file_name |> Path.explode |
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val _ = File.write path "" |
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val axioms = Theory.all_axioms_of thy |> map fst |
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fun do_thm thm = |
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let |
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val name = Thm.get_name_hint thm |
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val s = |
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"[" ^ Thm.legacy_get_kind thm ^ "] " ^ |
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(if member (op =) axioms name then "A" else "T") ^ " " ^ |
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prefix fact_prefix (ascii_of name) ^ ": " ^ |
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commas (theorems_mentioned_in_proof_term NONE thm) ^ "; " ^ |
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commas (map (prefix const_prefix o ascii_of) |
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(interesting_const_names ctxt (Thm.prop_of thm))) ^ " \n" |
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in File.append path s end |
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val thms = facts_of thy |> map snd |
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val _ = map do_thm thms |
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in () end |
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fun inference_term [] = NONE |
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| inference_term ss = |
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ATerm ("inference", |
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[ATerm ("isabelle", []), |
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ATerm (tptp_empty_list, []), |
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ATerm (tptp_empty_list, map (fn s => ATerm (s, [])) ss)]) |
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|> SOME |
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fun inference infers ident = |
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these (AList.lookup (op =) infers ident) |> inference_term |
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fun add_inferences_to_problem_line infers |
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(Formula (ident, Axiom, phi, NONE, NONE)) = |
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Formula (ident, Lemma, phi, inference infers ident, NONE) |
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| add_inferences_to_problem_line _ line = line |
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val add_inferences_to_problem = |
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map o apsnd o map o add_inferences_to_problem_line |
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fun ident_of_problem_line (Decl (ident, _, _)) = ident |
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| ident_of_problem_line (Formula (ident, _, _, _, _)) = ident |
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fun generate_tptp_inference_file_for_theory ctxt thy type_sys file_name = |
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let |
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val format = FOF |
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val type_sys = type_sys |> type_sys_from_string |
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val path = file_name |> Path.explode |
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val _ = File.write path "" |
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val facts0 = facts_of thy |
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val facts = |
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facts0 |> map (fn ((_, loc), th) => |
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((Thm.get_name_hint th, loc), prop_of th)) |
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val (atp_problem, _, _, _, _, _, _) = |
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prepare_atp_problem ctxt format Axiom Axiom type_sys true false true [] |
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@{prop False} facts |
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val all_names = facts0 |> map (Thm.get_name_hint o snd) |
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val infers = |
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facts0 |> map (fn (_, th) => |
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(fact_name_of (Thm.get_name_hint th), |
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theorems_mentioned_in_proof_term (SOME all_names) th)) |
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val all_atp_problem_names = |
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atp_problem |> maps (map ident_of_problem_line o snd) |
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val infers = |
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infers |> map (apsnd (filter (member (op =) all_atp_problem_names))) |
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val atp_problem = atp_problem |> add_inferences_to_problem infers |
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val ss = tptp_lines_for_atp_problem FOF atp_problem |
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val _ = app (File.append path) ss |
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in () end |
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|
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end; |