--- a/src/HOL/ex/tptp_export.ML Tue Jun 07 06:58:52 2011 +0200
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,122 +0,0 @@
-(* Title: HOL/ex/tptp_export.ML
- Author: Jasmin Blanchette, TU Muenchen
- Copyright 2011
-
-Export Isabelle theories as first-order TPTP inferences, exploiting
-Sledgehammer's translation.
-*)
-
-signature TPTP_EXPORT =
-sig
- val generate_tptp_graph_file_for_theory :
- Proof.context -> theory -> string -> unit
- val generate_tptp_inference_file_for_theory :
- Proof.context -> theory -> bool -> string -> unit
-end;
-
-structure TPTP_Export : TPTP_EXPORT =
-struct
-
-val ascii_of = ATP_Translate.ascii_of
-
-val fact_name_of = prefix ATP_Translate.fact_prefix o ascii_of
-
-fun facts_of thy =
- Sledgehammer_Filter.all_facts (ProofContext.init_global thy) Symtab.empty
- true (K true) [] []
-
-fun fold_body_thms f =
- let
- fun app n (PBody {thms, ...}) = thms |> fold (fn (i, (name, prop, body)) => fn (x, seen) =>
- if Inttab.defined seen i then (x, seen)
- else
- let
- val body' = Future.join body;
- val (x', seen') = app (n + (if name = "" then 0 else 1)) body' (x, Inttab.update (i, ()) seen);
- in (x' |> n = 1 ? f (name, prop, body'), seen') end);
- in fn bodies => fn x => #1 (fold (app 0) bodies (x, Inttab.empty)) end;
-
-fun theorems_mentioned_in_proof_term thm =
- let
- fun collect (s, _, _) = if s <> "" then insert (op =) s else I
- val names =
- [] |> fold_body_thms collect [Thm.proof_body_of thm] |> map fact_name_of
- in names end
-
-fun interesting_const_names ctxt =
- let val thy = ProofContext.theory_of ctxt in
- Sledgehammer_Filter.const_names_in_fact thy
- (Sledgehammer_Provers.is_built_in_const_for_prover ctxt ATP_Systems.eN)
- end
-
-fun generate_tptp_graph_file_for_theory ctxt thy file_name =
- let
- val path = file_name |> Path.explode
- val _ = File.write path ""
- val axioms = Theory.all_axioms_of thy |> map fst
- fun do_thm thm =
- let
- val name = Thm.get_name_hint thm
- val s =
- "[" ^ Thm.legacy_get_kind thm ^ "] " ^
- (if member (op =) axioms name then "A" else "T") ^ " " ^
- prefix ATP_Translate.fact_prefix (ascii_of name) ^ ": " ^
- commas (theorems_mentioned_in_proof_term thm) ^ "; " ^
- commas (map (prefix ATP_Translate.const_prefix o ascii_of)
- (interesting_const_names ctxt (Thm.prop_of thm))) ^ " \n"
- in File.append path s end
- val thms = facts_of thy |> map (snd o snd)
- val _ = map do_thm thms
- in () end
-
-fun inference_term [] = NONE
- | inference_term ss =
- ATP_Problem.ATerm ("inference",
- [ATP_Problem.ATerm ("isabelle", []),
- ATP_Problem.ATerm ("[]", []),
- ATP_Problem.ATerm ("[]",
- map (fn s => ATP_Problem.ATerm (s, [])) ss)])
- |> SOME
-fun inference infers ident =
- these (AList.lookup (op =) infers ident) |> inference_term
-fun add_inferences_to_problem_line infers
- (ATP_Problem.Formula (ident, ATP_Problem.Axiom, phi, NONE, NONE)) =
- ATP_Problem.Formula (ident, ATP_Problem.Lemma, phi, inference infers ident,
- NONE)
- | add_inferences_to_problem_line _ line = line
-val add_inferences_to_problem =
- map o apsnd o map o add_inferences_to_problem_line
-
-fun generate_tptp_inference_file_for_theory ctxt thy full_types file_name =
- let
- val format = ATP_Problem.FOF
- val type_sys =
- ATP_Translate.Preds
- (ATP_Translate.Polymorphic,
- if full_types then ATP_Translate.All_Types
- else ATP_Translate.Const_Arg_Types,
- ATP_Translate.Heavyweight)
- val path = file_name |> Path.explode
- val _ = File.write path ""
- val facts0 = facts_of thy
- val facts =
- facts0 |> map (fn ((_, loc), (_, th)) =>
- ((Thm.get_name_hint th, loc), prop_of th))
- val explicit_apply = NONE
- val (atp_problem, _, _, _, _, _, _) =
- ATP_Translate.prepare_atp_problem ctxt format
- ATP_Problem.Axiom ATP_Problem.Axiom type_sys explicit_apply false true
- [] @{prop False} facts
- val infers =
- facts0 |> map (fn (_, (_, th)) =>
- (fact_name_of (Thm.get_name_hint th),
- theorems_mentioned_in_proof_term th))
- val infers =
- infers |> map (apsnd (filter (member (op = o apsnd fst) infers)))
- val atp_problem = atp_problem |> add_inferences_to_problem infers
- val ss =
- ATP_Problem.tptp_strings_for_atp_problem ATP_Problem.FOF atp_problem
- val _ = app (File.append path) ss
- in () end
-
-end;