author | blanchet |
Sun, 01 May 2011 18:37:25 +0200 | |
changeset 42577 | 78414ec6fa4e |
parent 42576 | a8a80a2a34be |
child 42579 | 2552c09b1a72 |
permissions | -rw-r--r-- |
40114 | 1 |
(* Title: HOL/Tools/Sledgehammer/sledgehammer_atp_translate.ML |
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Author: Fabian Immler, TU Muenchen |
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Author: Makarius |
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Author: Jasmin Blanchette, TU Muenchen |
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|
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Translation of HOL to FOL for Sledgehammer. |
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*) |
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signature SLEDGEHAMMER_ATP_TRANSLATE = |
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sig |
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type 'a fo_term = 'a ATP_Problem.fo_term |
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type 'a problem = 'a ATP_Problem.problem |
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type translated_formula |
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datatype type_system = |
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Many_Typed | |
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Mangled of bool | |
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Args of bool | |
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Tags of bool | |
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No_Types |
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||
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val readable_names : bool Unsynchronized.ref |
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val fact_prefix : string |
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val conjecture_prefix : string |
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val predicator_base : string |
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val explicit_app_base : string |
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val type_pred_base : string |
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val tff_type_prefix : string |
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val is_type_system_sound : type_system -> bool |
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val type_system_types_dangerous_types : type_system -> bool |
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val num_atp_type_args : theory -> type_system -> string -> int |
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val unmangled_const : string -> string * string fo_term list |
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val translate_atp_fact : |
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Proof.context -> bool -> (string * 'a) * thm |
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-> translated_formula option * ((string * 'a) * thm) |
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val prepare_atp_problem : |
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Proof.context -> type_system -> bool -> term list -> term |
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-> (translated_formula option * ((string * 'a) * thm)) list |
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-> string problem * string Symtab.table * int * int |
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* (string * 'a) list vector |
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val atp_problem_weights : string problem -> (string * real) list |
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end; |
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structure Sledgehammer_ATP_Translate : SLEDGEHAMMER_ATP_TRANSLATE = |
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struct |
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|
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open ATP_Problem |
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open Metis_Translate |
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open Sledgehammer_Util |
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|
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(* Readable names are often much shorter, especially if types are mangled in |
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names. For that reason, they are on by default. *) |
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val readable_names = Unsynchronized.ref true |
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|
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val type_decl_prefix = "type_" |
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val sym_decl_prefix = "sym_" |
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val fact_prefix = "fact_" |
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val conjecture_prefix = "conj_" |
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val helper_prefix = "help_" |
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val class_rel_clause_prefix = "crel_"; |
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val arity_clause_prefix = "arity_" |
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val tfree_prefix = "tfree_" |
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|
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val predicator_base = "hBOOL" |
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val explicit_app_base = "hAPP" |
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val type_pred_base = "is" |
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val tff_type_prefix = "ty_" |
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fun make_tff_type s = tff_type_prefix ^ ascii_of s |
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|
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(* official TPTP syntax *) |
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val tptp_tff_type_of_types = "$tType" |
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val tptp_tff_bool_type = "$o" |
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val tptp_false = "$false" |
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val tptp_true = "$true" |
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|
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(* Freshness almost guaranteed! *) |
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val sledgehammer_weak_prefix = "Sledgehammer:" |
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|
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fun formula_map f (AQuant (q, xs, phi)) = AQuant (q, xs, formula_map f phi) |
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| formula_map f (AConn (c, phis)) = AConn (c, map (formula_map f) phis) |
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| formula_map f (AAtom tm) = AAtom (f tm) |
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fun formula_fold f (AQuant (_, _, phi)) = formula_fold f phi |
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| formula_fold f (AConn (_, phis)) = fold (formula_fold f) phis |
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| formula_fold f (AAtom tm) = f tm |
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type translated_formula = |
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{name: string, |
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kind: formula_kind, |
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combformula: (name, typ, combterm) formula, |
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atomic_types: typ list} |
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fun update_combformula f |
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({name, kind, combformula, atomic_types} : translated_formula) = |
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{name = name, kind = kind, combformula = f combformula, |
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atomic_types = atomic_types} : translated_formula |
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fun fact_lift f ({combformula, ...} : translated_formula) = f combformula |
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datatype type_system = |
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Many_Typed | |
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Mangled of bool | |
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Args of bool | |
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Tags of bool | |
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No_Types |
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||
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fun is_type_system_sound Many_Typed = true |
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| is_type_system_sound (Mangled full_types) = full_types |
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| is_type_system_sound (Args full_types) = full_types |
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| is_type_system_sound (Tags full_types) = full_types |
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| is_type_system_sound No_Types = false |
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|
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fun type_system_types_dangerous_types (Tags _) = true |
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| type_system_types_dangerous_types type_sys = is_type_system_sound type_sys |
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fun type_system_introduces_type_preds (Mangled true) = true |
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| type_system_introduces_type_preds (Args true) = true |
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| type_system_introduces_type_preds _ = false |
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||
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fun type_system_declares_sym_types Many_Typed = true |
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| type_system_declares_sym_types type_sys = |
|
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type_system_introduces_type_preds type_sys |
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val boring_consts = [explicit_app_base, @{const_name Metis.fequal}] |
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fun should_omit_type_args type_sys s = |
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s <> type_pred_base andalso |
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(s = @{const_name HOL.eq} orelse |
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case type_sys of |
42533 | 131 |
Many_Typed => false |
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| Mangled _ => false |
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133 |
| No_Types => true |
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134 |
| Tags true => true |
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| _ => member (op =) boring_consts s) |
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136 |
|
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datatype type_arg_policy = No_Type_Args | Mangled_Types | Explicit_Type_Args |
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|
138 |
|
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fun general_type_arg_policy Many_Typed = Mangled_Types |
140 |
| general_type_arg_policy (Mangled _) = Mangled_Types |
|
141 |
| general_type_arg_policy _ = Explicit_Type_Args |
|
142 |
||
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fun type_arg_policy type_sys s = |
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if should_omit_type_args type_sys s then No_Type_Args |
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else general_type_arg_policy type_sys |
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146 |
|
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147 |
fun num_atp_type_args thy type_sys s = |
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if type_arg_policy type_sys s = Explicit_Type_Args then num_type_args thy s |
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149 |
else 0 |
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150 |
|
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|
151 |
fun atp_type_literals_for_types type_sys kind Ts = |
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if type_sys = No_Types then |
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153 |
[] |
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154 |
else |
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155 |
Ts |> type_literals_for_types |
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|
156 |
|> filter (fn TyLitVar _ => kind <> Conjecture |
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157 |
| TyLitFree _ => kind = Conjecture) |
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|
158 |
|
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|
159 |
fun mk_aconn c phi1 phi2 = AConn (c, [phi1, phi2]) |
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160 |
fun mk_aconns c phis = |
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161 |
let val (phis', phi') = split_last phis in |
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162 |
fold_rev (mk_aconn c) phis' phi' |
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|
163 |
end |
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|
164 |
fun mk_ahorn [] phi = phi |
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|
165 |
| mk_ahorn phis psi = AConn (AImplies, [mk_aconns AAnd phis, psi]) |
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|
166 |
fun mk_aquant _ [] phi = phi |
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|
167 |
| mk_aquant q xs (phi as AQuant (q', xs', phi')) = |
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|
168 |
if q = q' then AQuant (q, xs @ xs', phi') else AQuant (q, xs, phi) |
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|
169 |
| mk_aquant q xs phi = AQuant (q, xs, phi) |
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|
170 |
|
42522
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|
171 |
fun close_universally atom_vars phi = |
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|
172 |
let |
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|
173 |
fun formula_vars bounds (AQuant (_, xs, phi)) = |
42526 | 174 |
formula_vars (map fst xs @ bounds) phi |
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|
175 |
| formula_vars bounds (AConn (_, phis)) = fold (formula_vars bounds) phis |
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|
176 |
| formula_vars bounds (AAtom tm) = |
42526 | 177 |
union (op =) (atom_vars tm [] |
178 |
|> filter_out (member (op =) bounds o fst)) |
|
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|
179 |
in mk_aquant AForall (formula_vars [] phi []) phi end |
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|
180 |
|
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|
181 |
fun combterm_vars (CombApp (tm1, tm2)) = fold combterm_vars [tm1, tm2] |
42522
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|
182 |
| combterm_vars (CombConst _) = I |
42574 | 183 |
| combterm_vars (CombVar (name, T)) = insert (op =) (name, SOME T) |
42522
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|
184 |
val close_combformula_universally = close_universally combterm_vars |
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|
185 |
|
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|
186 |
fun term_vars (ATerm (name as (s, _), tms)) = |
42531
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|
187 |
is_atp_variable s ? insert (op =) (name, NONE) |
42526 | 188 |
#> fold term_vars tms |
42522
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|
189 |
val close_formula_universally = close_universally term_vars |
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|
190 |
|
42562 | 191 |
fun fo_term_from_typ (Type (s, Ts)) = |
192 |
ATerm (`make_fixed_type_const s, map fo_term_from_typ Ts) |
|
193 |
| fo_term_from_typ (TFree (s, _)) = |
|
194 |
ATerm (`make_fixed_type_var s, []) |
|
195 |
| fo_term_from_typ (TVar ((x as (s, _)), _)) = |
|
196 |
ATerm ((make_schematic_type_var x, s), []) |
|
197 |
||
198 |
(* This shouldn't clash with anything else. *) |
|
42542
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|
199 |
val mangled_type_sep = "\000" |
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|
200 |
|
42562 | 201 |
fun generic_mangled_type_name f (ATerm (name, [])) = f name |
202 |
| generic_mangled_type_name f (ATerm (name, tys)) = |
|
203 |
f name ^ "(" ^ commas (map (generic_mangled_type_name f) tys) ^ ")" |
|
204 |
val mangled_type_name = |
|
205 |
fo_term_from_typ |
|
206 |
#> (fn ty => (make_tff_type (generic_mangled_type_name fst ty), |
|
207 |
generic_mangled_type_name snd ty)) |
|
42542
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|
208 |
|
42574 | 209 |
fun generic_mangled_type_suffix f g Ts = |
42542
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|
210 |
fold_rev (curry (op ^) o g o prefix mangled_type_sep |
42574 | 211 |
o generic_mangled_type_name f) Ts "" |
42562 | 212 |
fun mangled_const_name T_args (s, s') = |
213 |
let val ty_args = map fo_term_from_typ T_args in |
|
214 |
(s ^ generic_mangled_type_suffix fst ascii_of ty_args, |
|
215 |
s' ^ generic_mangled_type_suffix snd I ty_args) |
|
216 |
end |
|
42542
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|
217 |
|
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|
218 |
val parse_mangled_ident = |
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|
219 |
Scan.many1 (not o member (op =) ["(", ")", ","]) >> implode |
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|
220 |
|
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|
221 |
fun parse_mangled_type x = |
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|
222 |
(parse_mangled_ident |
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|
223 |
-- Scan.optional ($$ "(" |-- Scan.optional parse_mangled_types [] --| $$ ")") |
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|
224 |
[] >> ATerm) x |
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|
225 |
and parse_mangled_types x = |
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|
226 |
(parse_mangled_type ::: Scan.repeat ($$ "," |-- parse_mangled_type)) x |
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|
227 |
|
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|
228 |
fun unmangled_type s = |
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|
229 |
s |> suffix ")" |> raw_explode |
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|
230 |
|> Scan.finite Symbol.stopper |
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|
231 |
(Scan.error (!! (fn _ => raise Fail ("unrecognized mangled type " ^ |
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|
232 |
quote s)) parse_mangled_type)) |
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|
233 |
|> fst |
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changeset
|
234 |
|
42561
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have properly type-instantiated helper facts (combinators and If)
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parents:
42560
diff
changeset
|
235 |
val unmangled_const_name = space_explode mangled_type_sep #> hd |
42542
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|
236 |
fun unmangled_const s = |
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|
237 |
let val ss = space_explode mangled_type_sep s in |
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|
238 |
(hd ss, map unmangled_type (tl ss)) |
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|
239 |
end |
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|
240 |
|
42568
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|
241 |
val introduce_proxies = |
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|
242 |
let |
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changeset
|
243 |
fun aux top_level (CombApp (tm1, tm2)) = |
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|
244 |
CombApp (aux top_level tm1, aux false tm2) |
42574 | 245 |
| aux top_level (CombConst (name as (s, s'), T, T_args)) = |
42570
77f94ac04f32
cleanup proxification/unproxification and make sure that "num_atp_type_args" is called on the proxy in the reconstruction code, since "c_fequal" has one type arg but the unproxified equal has 0
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|
246 |
(case proxify_const s of |
42568
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|
247 |
SOME proxy_base => |
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|
248 |
if top_level then |
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|
249 |
(case s of |
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|
250 |
"c_False" => (tptp_false, s') |
7b9801a34836
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|
251 |
| "c_True" => (tptp_true, s') |
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|
252 |
| _ => name, []) |
42569
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changeset
|
253 |
else |
42574 | 254 |
(proxy_base |>> prefix const_prefix, T_args) |
255 |
| NONE => (name, T_args)) |
|
256 |
|> (fn (name, T_args) => CombConst (name, T, T_args)) |
|
42568
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|
257 |
| aux _ tm = tm |
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|
258 |
in aux true end |
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changeset
|
259 |
|
42562 | 260 |
fun combformula_from_prop thy eq_as_iff = |
38282
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changeset
|
261 |
let |
42568
7b9801a34836
no needless "fequal" proxies if "explicit_apply" is set + always have readable names
blanchet
parents:
42566
diff
changeset
|
262 |
fun do_term bs t atomic_types = |
41140
9c68004b8c9d
added Sledgehammer support for higher-order propositional reasoning
blanchet
parents:
41138
diff
changeset
|
263 |
combterm_from_term thy bs (Envir.eta_contract t) |
42568
7b9801a34836
no needless "fequal" proxies if "explicit_apply" is set + always have readable names
blanchet
parents:
42566
diff
changeset
|
264 |
|>> (introduce_proxies #> AAtom) |
7b9801a34836
no needless "fequal" proxies if "explicit_apply" is set + always have readable names
blanchet
parents:
42566
diff
changeset
|
265 |
||> union (op =) atomic_types |
38282
319c59682c51
move Sledgehammer's HOL -> FOL translation to separate file (sledgehammer_translate.ML)
blanchet
parents:
diff
changeset
|
266 |
fun do_quant bs q s T t' = |
38518
54727b44e277
handle bound name conflicts gracefully in FOF translation
blanchet
parents:
38496
diff
changeset
|
267 |
let val s = Name.variant (map fst bs) s in |
54727b44e277
handle bound name conflicts gracefully in FOF translation
blanchet
parents:
38496
diff
changeset
|
268 |
do_formula ((s, T) :: bs) t' |
42562 | 269 |
#>> mk_aquant q [(`make_bound_var s, SOME T)] |
38518
54727b44e277
handle bound name conflicts gracefully in FOF translation
blanchet
parents:
38496
diff
changeset
|
270 |
end |
38282
319c59682c51
move Sledgehammer's HOL -> FOL translation to separate file (sledgehammer_translate.ML)
blanchet
parents:
diff
changeset
|
271 |
and do_conn bs c t1 t2 = |
319c59682c51
move Sledgehammer's HOL -> FOL translation to separate file (sledgehammer_translate.ML)
blanchet
parents:
diff
changeset
|
272 |
do_formula bs t1 ##>> do_formula bs t2 |
42531
a462dbaa584f
added more rudimentary type support to Sledgehammer's ATP encoding
blanchet
parents:
42530
diff
changeset
|
273 |
#>> uncurry (mk_aconn c) |
38282
319c59682c51
move Sledgehammer's HOL -> FOL translation to separate file (sledgehammer_translate.ML)
blanchet
parents:
diff
changeset
|
274 |
and do_formula bs t = |
319c59682c51
move Sledgehammer's HOL -> FOL translation to separate file (sledgehammer_translate.ML)
blanchet
parents:
diff
changeset
|
275 |
case t of |
42531
a462dbaa584f
added more rudimentary type support to Sledgehammer's ATP encoding
blanchet
parents:
42530
diff
changeset
|
276 |
@{const Not} $ t1 => do_formula bs t1 #>> mk_anot |
38282
319c59682c51
move Sledgehammer's HOL -> FOL translation to separate file (sledgehammer_translate.ML)
blanchet
parents:
diff
changeset
|
277 |
| Const (@{const_name All}, _) $ Abs (s, T, t') => |
319c59682c51
move Sledgehammer's HOL -> FOL translation to separate file (sledgehammer_translate.ML)
blanchet
parents:
diff
changeset
|
278 |
do_quant bs AForall s T t' |
319c59682c51
move Sledgehammer's HOL -> FOL translation to separate file (sledgehammer_translate.ML)
blanchet
parents:
diff
changeset
|
279 |
| Const (@{const_name Ex}, _) $ Abs (s, T, t') => |
319c59682c51
move Sledgehammer's HOL -> FOL translation to separate file (sledgehammer_translate.ML)
blanchet
parents:
diff
changeset
|
280 |
do_quant bs AExists s T t' |
38795
848be46708dc
formerly unnamed infix conjunction and disjunction now named HOL.conj and HOL.disj
haftmann
parents:
38786
diff
changeset
|
281 |
| @{const HOL.conj} $ t1 $ t2 => do_conn bs AAnd t1 t2 |
848be46708dc
formerly unnamed infix conjunction and disjunction now named HOL.conj and HOL.disj
haftmann
parents:
38786
diff
changeset
|
282 |
| @{const HOL.disj} $ t1 $ t2 => do_conn bs AOr t1 t2 |
38786
e46e7a9cb622
formerly unnamed infix impliciation now named HOL.implies
haftmann
parents:
38752
diff
changeset
|
283 |
| @{const HOL.implies} $ t1 $ t2 => do_conn bs AImplies t1 t2 |
38864
4abe644fcea5
formerly unnamed infix equality now named HOL.eq
haftmann
parents:
38829
diff
changeset
|
284 |
| Const (@{const_name HOL.eq}, Type (_, [@{typ bool}, _])) $ t1 $ t2 => |
41140
9c68004b8c9d
added Sledgehammer support for higher-order propositional reasoning
blanchet
parents:
41138
diff
changeset
|
285 |
if eq_as_iff then do_conn bs AIff t1 t2 else do_term bs t |
9c68004b8c9d
added Sledgehammer support for higher-order propositional reasoning
blanchet
parents:
41138
diff
changeset
|
286 |
| _ => do_term bs t |
38282
319c59682c51
move Sledgehammer's HOL -> FOL translation to separate file (sledgehammer_translate.ML)
blanchet
parents:
diff
changeset
|
287 |
in do_formula [] end |
319c59682c51
move Sledgehammer's HOL -> FOL translation to separate file (sledgehammer_translate.ML)
blanchet
parents:
diff
changeset
|
288 |
|
38618 | 289 |
val presimplify_term = prop_of o Meson.presimplify oo Skip_Proof.make_thm |
38282
319c59682c51
move Sledgehammer's HOL -> FOL translation to separate file (sledgehammer_translate.ML)
blanchet
parents:
diff
changeset
|
290 |
|
41491 | 291 |
fun concealed_bound_name j = sledgehammer_weak_prefix ^ string_of_int j |
38282
319c59682c51
move Sledgehammer's HOL -> FOL translation to separate file (sledgehammer_translate.ML)
blanchet
parents:
diff
changeset
|
292 |
fun conceal_bounds Ts t = |
319c59682c51
move Sledgehammer's HOL -> FOL translation to separate file (sledgehammer_translate.ML)
blanchet
parents:
diff
changeset
|
293 |
subst_bounds (map (Free o apfst concealed_bound_name) |
319c59682c51
move Sledgehammer's HOL -> FOL translation to separate file (sledgehammer_translate.ML)
blanchet
parents:
diff
changeset
|
294 |
(0 upto length Ts - 1 ~~ Ts), t) |
319c59682c51
move Sledgehammer's HOL -> FOL translation to separate file (sledgehammer_translate.ML)
blanchet
parents:
diff
changeset
|
295 |
fun reveal_bounds Ts = |
319c59682c51
move Sledgehammer's HOL -> FOL translation to separate file (sledgehammer_translate.ML)
blanchet
parents:
diff
changeset
|
296 |
subst_atomic (map (fn (j, T) => (Free (concealed_bound_name j, T), Bound j)) |
319c59682c51
move Sledgehammer's HOL -> FOL translation to separate file (sledgehammer_translate.ML)
blanchet
parents:
diff
changeset
|
297 |
(0 upto length Ts - 1 ~~ Ts)) |
319c59682c51
move Sledgehammer's HOL -> FOL translation to separate file (sledgehammer_translate.ML)
blanchet
parents:
diff
changeset
|
298 |
|
38608
01ed56c46259
beta eta contract the Sledgehammer conjecture (and also the axioms, although this might not be needed), just like Metis does (implicitly);
blanchet
parents:
38606
diff
changeset
|
299 |
(* Removes the lambdas from an equation of the form "t = (%x. u)". |
39890 | 300 |
(Cf. "extensionalize_theorem" in "Meson_Clausify".) *) |
38608
01ed56c46259
beta eta contract the Sledgehammer conjecture (and also the axioms, although this might not be needed), just like Metis does (implicitly);
blanchet
parents:
38606
diff
changeset
|
301 |
fun extensionalize_term t = |
01ed56c46259
beta eta contract the Sledgehammer conjecture (and also the axioms, although this might not be needed), just like Metis does (implicitly);
blanchet
parents:
38606
diff
changeset
|
302 |
let |
01ed56c46259
beta eta contract the Sledgehammer conjecture (and also the axioms, although this might not be needed), just like Metis does (implicitly);
blanchet
parents:
38606
diff
changeset
|
303 |
fun aux j (@{const Trueprop} $ t') = @{const Trueprop} $ aux j t' |
01ed56c46259
beta eta contract the Sledgehammer conjecture (and also the axioms, although this might not be needed), just like Metis does (implicitly);
blanchet
parents:
38606
diff
changeset
|
304 |
| aux j (t as Const (s, Type (_, [Type (_, [_, T']), |
01ed56c46259
beta eta contract the Sledgehammer conjecture (and also the axioms, although this might not be needed), just like Metis does (implicitly);
blanchet
parents:
38606
diff
changeset
|
305 |
Type (_, [_, res_T])])) |
01ed56c46259
beta eta contract the Sledgehammer conjecture (and also the axioms, although this might not be needed), just like Metis does (implicitly);
blanchet
parents:
38606
diff
changeset
|
306 |
$ t2 $ Abs (var_s, var_T, t')) = |
38864
4abe644fcea5
formerly unnamed infix equality now named HOL.eq
haftmann
parents:
38829
diff
changeset
|
307 |
if s = @{const_name HOL.eq} orelse s = @{const_name "=="} then |
38608
01ed56c46259
beta eta contract the Sledgehammer conjecture (and also the axioms, although this might not be needed), just like Metis does (implicitly);
blanchet
parents:
38606
diff
changeset
|
308 |
let val var_t = Var ((var_s, j), var_T) in |
01ed56c46259
beta eta contract the Sledgehammer conjecture (and also the axioms, although this might not be needed), just like Metis does (implicitly);
blanchet
parents:
38606
diff
changeset
|
309 |
Const (s, T' --> T' --> res_T) |
01ed56c46259
beta eta contract the Sledgehammer conjecture (and also the axioms, although this might not be needed), just like Metis does (implicitly);
blanchet
parents:
38606
diff
changeset
|
310 |
$ betapply (t2, var_t) $ subst_bound (var_t, t') |
01ed56c46259
beta eta contract the Sledgehammer conjecture (and also the axioms, although this might not be needed), just like Metis does (implicitly);
blanchet
parents:
38606
diff
changeset
|
311 |
|> aux (j + 1) |
01ed56c46259
beta eta contract the Sledgehammer conjecture (and also the axioms, although this might not be needed), just like Metis does (implicitly);
blanchet
parents:
38606
diff
changeset
|
312 |
end |
01ed56c46259
beta eta contract the Sledgehammer conjecture (and also the axioms, although this might not be needed), just like Metis does (implicitly);
blanchet
parents:
38606
diff
changeset
|
313 |
else |
01ed56c46259
beta eta contract the Sledgehammer conjecture (and also the axioms, although this might not be needed), just like Metis does (implicitly);
blanchet
parents:
38606
diff
changeset
|
314 |
t |
01ed56c46259
beta eta contract the Sledgehammer conjecture (and also the axioms, although this might not be needed), just like Metis does (implicitly);
blanchet
parents:
38606
diff
changeset
|
315 |
| aux _ t = t |
01ed56c46259
beta eta contract the Sledgehammer conjecture (and also the axioms, although this might not be needed), just like Metis does (implicitly);
blanchet
parents:
38606
diff
changeset
|
316 |
in aux (maxidx_of_term t + 1) t end |
01ed56c46259
beta eta contract the Sledgehammer conjecture (and also the axioms, although this might not be needed), just like Metis does (implicitly);
blanchet
parents:
38606
diff
changeset
|
317 |
|
38282
319c59682c51
move Sledgehammer's HOL -> FOL translation to separate file (sledgehammer_translate.ML)
blanchet
parents:
diff
changeset
|
318 |
fun introduce_combinators_in_term ctxt kind t = |
42361 | 319 |
let val thy = Proof_Context.theory_of ctxt in |
38491
f7e51d981a9f
invoke Variable.export/import_term on the entire formula, to make sure that schematic variables don't get different indices in different subterms;
blanchet
parents:
38282
diff
changeset
|
320 |
if Meson.is_fol_term thy t then |
f7e51d981a9f
invoke Variable.export/import_term on the entire formula, to make sure that schematic variables don't get different indices in different subterms;
blanchet
parents:
38282
diff
changeset
|
321 |
t |
f7e51d981a9f
invoke Variable.export/import_term on the entire formula, to make sure that schematic variables don't get different indices in different subterms;
blanchet
parents:
38282
diff
changeset
|
322 |
else |
f7e51d981a9f
invoke Variable.export/import_term on the entire formula, to make sure that schematic variables don't get different indices in different subterms;
blanchet
parents:
38282
diff
changeset
|
323 |
let |
f7e51d981a9f
invoke Variable.export/import_term on the entire formula, to make sure that schematic variables don't get different indices in different subterms;
blanchet
parents:
38282
diff
changeset
|
324 |
fun aux Ts t = |
f7e51d981a9f
invoke Variable.export/import_term on the entire formula, to make sure that schematic variables don't get different indices in different subterms;
blanchet
parents:
38282
diff
changeset
|
325 |
case t of |
f7e51d981a9f
invoke Variable.export/import_term on the entire formula, to make sure that schematic variables don't get different indices in different subterms;
blanchet
parents:
38282
diff
changeset
|
326 |
@{const Not} $ t1 => @{const Not} $ aux Ts t1 |
f7e51d981a9f
invoke Variable.export/import_term on the entire formula, to make sure that schematic variables don't get different indices in different subterms;
blanchet
parents:
38282
diff
changeset
|
327 |
| (t0 as Const (@{const_name All}, _)) $ Abs (s, T, t') => |
f7e51d981a9f
invoke Variable.export/import_term on the entire formula, to make sure that schematic variables don't get different indices in different subterms;
blanchet
parents:
38282
diff
changeset
|
328 |
t0 $ Abs (s, T, aux (T :: Ts) t') |
38652
e063be321438
perform eta-expansion of quantifier bodies in Sledgehammer translation when needed + transform elim rules later;
blanchet
parents:
38618
diff
changeset
|
329 |
| (t0 as Const (@{const_name All}, _)) $ t1 => |
e063be321438
perform eta-expansion of quantifier bodies in Sledgehammer translation when needed + transform elim rules later;
blanchet
parents:
38618
diff
changeset
|
330 |
aux Ts (t0 $ eta_expand Ts t1 1) |
38491
f7e51d981a9f
invoke Variable.export/import_term on the entire formula, to make sure that schematic variables don't get different indices in different subterms;
blanchet
parents:
38282
diff
changeset
|
331 |
| (t0 as Const (@{const_name Ex}, _)) $ Abs (s, T, t') => |
f7e51d981a9f
invoke Variable.export/import_term on the entire formula, to make sure that schematic variables don't get different indices in different subterms;
blanchet
parents:
38282
diff
changeset
|
332 |
t0 $ Abs (s, T, aux (T :: Ts) t') |
38652
e063be321438
perform eta-expansion of quantifier bodies in Sledgehammer translation when needed + transform elim rules later;
blanchet
parents:
38618
diff
changeset
|
333 |
| (t0 as Const (@{const_name Ex}, _)) $ t1 => |
e063be321438
perform eta-expansion of quantifier bodies in Sledgehammer translation when needed + transform elim rules later;
blanchet
parents:
38618
diff
changeset
|
334 |
aux Ts (t0 $ eta_expand Ts t1 1) |
38795
848be46708dc
formerly unnamed infix conjunction and disjunction now named HOL.conj and HOL.disj
haftmann
parents:
38786
diff
changeset
|
335 |
| (t0 as @{const HOL.conj}) $ t1 $ t2 => t0 $ aux Ts t1 $ aux Ts t2 |
848be46708dc
formerly unnamed infix conjunction and disjunction now named HOL.conj and HOL.disj
haftmann
parents:
38786
diff
changeset
|
336 |
| (t0 as @{const HOL.disj}) $ t1 $ t2 => t0 $ aux Ts t1 $ aux Ts t2 |
38786
e46e7a9cb622
formerly unnamed infix impliciation now named HOL.implies
haftmann
parents:
38752
diff
changeset
|
337 |
| (t0 as @{const HOL.implies}) $ t1 $ t2 => t0 $ aux Ts t1 $ aux Ts t2 |
38864
4abe644fcea5
formerly unnamed infix equality now named HOL.eq
haftmann
parents:
38829
diff
changeset
|
338 |
| (t0 as Const (@{const_name HOL.eq}, Type (_, [@{typ bool}, _]))) |
38491
f7e51d981a9f
invoke Variable.export/import_term on the entire formula, to make sure that schematic variables don't get different indices in different subterms;
blanchet
parents:
38282
diff
changeset
|
339 |
$ t1 $ t2 => |
f7e51d981a9f
invoke Variable.export/import_term on the entire formula, to make sure that schematic variables don't get different indices in different subterms;
blanchet
parents:
38282
diff
changeset
|
340 |
t0 $ aux Ts t1 $ aux Ts t2 |
f7e51d981a9f
invoke Variable.export/import_term on the entire formula, to make sure that schematic variables don't get different indices in different subterms;
blanchet
parents:
38282
diff
changeset
|
341 |
| _ => if not (exists_subterm (fn Abs _ => true | _ => false) t) then |
f7e51d981a9f
invoke Variable.export/import_term on the entire formula, to make sure that schematic variables don't get different indices in different subterms;
blanchet
parents:
38282
diff
changeset
|
342 |
t |
f7e51d981a9f
invoke Variable.export/import_term on the entire formula, to make sure that schematic variables don't get different indices in different subterms;
blanchet
parents:
38282
diff
changeset
|
343 |
else |
f7e51d981a9f
invoke Variable.export/import_term on the entire formula, to make sure that schematic variables don't get different indices in different subterms;
blanchet
parents:
38282
diff
changeset
|
344 |
t |> conceal_bounds Ts |
f7e51d981a9f
invoke Variable.export/import_term on the entire formula, to make sure that schematic variables don't get different indices in different subterms;
blanchet
parents:
38282
diff
changeset
|
345 |
|> Envir.eta_contract |
f7e51d981a9f
invoke Variable.export/import_term on the entire formula, to make sure that schematic variables don't get different indices in different subterms;
blanchet
parents:
38282
diff
changeset
|
346 |
|> cterm_of thy |
39890 | 347 |
|> Meson_Clausify.introduce_combinators_in_cterm |
38491
f7e51d981a9f
invoke Variable.export/import_term on the entire formula, to make sure that schematic variables don't get different indices in different subterms;
blanchet
parents:
38282
diff
changeset
|
348 |
|> prop_of |> Logic.dest_equals |> snd |
f7e51d981a9f
invoke Variable.export/import_term on the entire formula, to make sure that schematic variables don't get different indices in different subterms;
blanchet
parents:
38282
diff
changeset
|
349 |
|> reveal_bounds Ts |
39370
f8292d3020db
use same hack as in "Async_Manager" to work around Proof General bug
blanchet
parents:
39005
diff
changeset
|
350 |
val (t, ctxt') = Variable.import_terms true [t] ctxt |>> the_single |
38491
f7e51d981a9f
invoke Variable.export/import_term on the entire formula, to make sure that schematic variables don't get different indices in different subterms;
blanchet
parents:
38282
diff
changeset
|
351 |
in t |> aux [] |> singleton (Variable.export_terms ctxt' ctxt) end |
f7e51d981a9f
invoke Variable.export/import_term on the entire formula, to make sure that schematic variables don't get different indices in different subterms;
blanchet
parents:
38282
diff
changeset
|
352 |
handle THM _ => |
f7e51d981a9f
invoke Variable.export/import_term on the entire formula, to make sure that schematic variables don't get different indices in different subterms;
blanchet
parents:
38282
diff
changeset
|
353 |
(* A type variable of sort "{}" will make abstraction fail. *) |
38613
4ca2cae2653f
use "hypothesis" rather than "conjecture" for hypotheses in TPTP format;
blanchet
parents:
38610
diff
changeset
|
354 |
if kind = Conjecture then HOLogic.false_const |
4ca2cae2653f
use "hypothesis" rather than "conjecture" for hypotheses in TPTP format;
blanchet
parents:
38610
diff
changeset
|
355 |
else HOLogic.true_const |
38491
f7e51d981a9f
invoke Variable.export/import_term on the entire formula, to make sure that schematic variables don't get different indices in different subterms;
blanchet
parents:
38282
diff
changeset
|
356 |
end |
38282
319c59682c51
move Sledgehammer's HOL -> FOL translation to separate file (sledgehammer_translate.ML)
blanchet
parents:
diff
changeset
|
357 |
|
319c59682c51
move Sledgehammer's HOL -> FOL translation to separate file (sledgehammer_translate.ML)
blanchet
parents:
diff
changeset
|
358 |
(* Metis's use of "resolve_tac" freezes the schematic variables. We simulate the |
42353
7797efa897a1
correctly handle TFrees that occur in (local) facts -- Metis did the right thing here but Sledgehammer was incorrectly generating spurious preconditions such as "dense_linorder(t_a)"
blanchet
parents:
42237
diff
changeset
|
359 |
same in Sledgehammer to prevent the discovery of unreplayable proofs. *) |
38282
319c59682c51
move Sledgehammer's HOL -> FOL translation to separate file (sledgehammer_translate.ML)
blanchet
parents:
diff
changeset
|
360 |
fun freeze_term t = |
319c59682c51
move Sledgehammer's HOL -> FOL translation to separate file (sledgehammer_translate.ML)
blanchet
parents:
diff
changeset
|
361 |
let |
319c59682c51
move Sledgehammer's HOL -> FOL translation to separate file (sledgehammer_translate.ML)
blanchet
parents:
diff
changeset
|
362 |
fun aux (t $ u) = aux t $ aux u |
319c59682c51
move Sledgehammer's HOL -> FOL translation to separate file (sledgehammer_translate.ML)
blanchet
parents:
diff
changeset
|
363 |
| aux (Abs (s, T, t)) = Abs (s, T, aux t) |
319c59682c51
move Sledgehammer's HOL -> FOL translation to separate file (sledgehammer_translate.ML)
blanchet
parents:
diff
changeset
|
364 |
| aux (Var ((s, i), T)) = |
319c59682c51
move Sledgehammer's HOL -> FOL translation to separate file (sledgehammer_translate.ML)
blanchet
parents:
diff
changeset
|
365 |
Free (sledgehammer_weak_prefix ^ s ^ "_" ^ string_of_int i, T) |
319c59682c51
move Sledgehammer's HOL -> FOL translation to separate file (sledgehammer_translate.ML)
blanchet
parents:
diff
changeset
|
366 |
| aux t = t |
319c59682c51
move Sledgehammer's HOL -> FOL translation to separate file (sledgehammer_translate.ML)
blanchet
parents:
diff
changeset
|
367 |
in t |> exists_subterm is_Var t ? aux end |
319c59682c51
move Sledgehammer's HOL -> FOL translation to separate file (sledgehammer_translate.ML)
blanchet
parents:
diff
changeset
|
368 |
|
40204
da97d75e20e6
standardize on "fact" terminology (vs. "axiom" or "theorem") in Sledgehammer -- but keep "Axiom" in the lower-level "ATP_Problem" module
blanchet
parents:
40145
diff
changeset
|
369 |
(* making fact and conjecture formulas *) |
42544
75cb06eee990
reimplemented the hAPP introduction code so that it's done earlier, when the types are still available
blanchet
parents:
42543
diff
changeset
|
370 |
fun make_formula ctxt eq_as_iff presimp name kind t = |
38282
319c59682c51
move Sledgehammer's HOL -> FOL translation to separate file (sledgehammer_translate.ML)
blanchet
parents:
diff
changeset
|
371 |
let |
42361 | 372 |
val thy = Proof_Context.theory_of ctxt |
38608
01ed56c46259
beta eta contract the Sledgehammer conjecture (and also the axioms, although this might not be needed), just like Metis does (implicitly);
blanchet
parents:
38606
diff
changeset
|
373 |
val t = t |> Envir.beta_eta_contract |
38652
e063be321438
perform eta-expansion of quantifier bodies in Sledgehammer translation when needed + transform elim rules later;
blanchet
parents:
38618
diff
changeset
|
374 |
|> transform_elim_term |
41211
1e2e16bc0077
no need to do a super-duper atomization if Metis fails afterwards anyway
blanchet
parents:
41199
diff
changeset
|
375 |
|> Object_Logic.atomize_term thy |
42563 | 376 |
val need_trueprop = (fastype_of t = @{typ bool}) |
38652
e063be321438
perform eta-expansion of quantifier bodies in Sledgehammer translation when needed + transform elim rules later;
blanchet
parents:
38618
diff
changeset
|
377 |
val t = t |> need_trueprop ? HOLogic.mk_Trueprop |
38282
319c59682c51
move Sledgehammer's HOL -> FOL translation to separate file (sledgehammer_translate.ML)
blanchet
parents:
diff
changeset
|
378 |
|> extensionalize_term |
319c59682c51
move Sledgehammer's HOL -> FOL translation to separate file (sledgehammer_translate.ML)
blanchet
parents:
diff
changeset
|
379 |
|> presimp ? presimplify_term thy |
319c59682c51
move Sledgehammer's HOL -> FOL translation to separate file (sledgehammer_translate.ML)
blanchet
parents:
diff
changeset
|
380 |
|> perhaps (try (HOLogic.dest_Trueprop)) |
319c59682c51
move Sledgehammer's HOL -> FOL translation to separate file (sledgehammer_translate.ML)
blanchet
parents:
diff
changeset
|
381 |
|> introduce_combinators_in_term ctxt kind |
38613
4ca2cae2653f
use "hypothesis" rather than "conjecture" for hypotheses in TPTP format;
blanchet
parents:
38610
diff
changeset
|
382 |
|> kind <> Axiom ? freeze_term |
42562 | 383 |
val (combformula, atomic_types) = |
384 |
combformula_from_prop thy eq_as_iff t [] |
|
38282
319c59682c51
move Sledgehammer's HOL -> FOL translation to separate file (sledgehammer_translate.ML)
blanchet
parents:
diff
changeset
|
385 |
in |
38752
6628adcae4a7
consider "locality" when assigning weights to facts
blanchet
parents:
38748
diff
changeset
|
386 |
{name = name, combformula = combformula, kind = kind, |
42562 | 387 |
atomic_types = atomic_types} |
38282
319c59682c51
move Sledgehammer's HOL -> FOL translation to separate file (sledgehammer_translate.ML)
blanchet
parents:
diff
changeset
|
388 |
end |
319c59682c51
move Sledgehammer's HOL -> FOL translation to separate file (sledgehammer_translate.ML)
blanchet
parents:
diff
changeset
|
389 |
|
42561
23ddc4e3d19c
have properly type-instantiated helper facts (combinators and If)
blanchet
parents:
42560
diff
changeset
|
390 |
fun make_fact ctxt keep_trivial eq_as_iff presimp ((name, _), t) = |
23ddc4e3d19c
have properly type-instantiated helper facts (combinators and If)
blanchet
parents:
42560
diff
changeset
|
391 |
case (keep_trivial, make_formula ctxt eq_as_iff presimp name Axiom t) of |
41990
7f2793d51efc
add option to function to keep trivial ATP formulas, needed for some experiments
blanchet
parents:
41770
diff
changeset
|
392 |
(false, {combformula = AAtom (CombConst (("c_True", _), _, _)), ...}) => |
7f2793d51efc
add option to function to keep trivial ATP formulas, needed for some experiments
blanchet
parents:
41770
diff
changeset
|
393 |
NONE |
7f2793d51efc
add option to function to keep trivial ATP formulas, needed for some experiments
blanchet
parents:
41770
diff
changeset
|
394 |
| (_, formula) => SOME formula |
42561
23ddc4e3d19c
have properly type-instantiated helper facts (combinators and If)
blanchet
parents:
42560
diff
changeset
|
395 |
|
42544
75cb06eee990
reimplemented the hAPP introduction code so that it's done earlier, when the types are still available
blanchet
parents:
42543
diff
changeset
|
396 |
fun make_conjecture ctxt ts = |
38613
4ca2cae2653f
use "hypothesis" rather than "conjecture" for hypotheses in TPTP format;
blanchet
parents:
38610
diff
changeset
|
397 |
let val last = length ts - 1 in |
42544
75cb06eee990
reimplemented the hAPP introduction code so that it's done earlier, when the types are still available
blanchet
parents:
42543
diff
changeset
|
398 |
map2 (fn j => make_formula ctxt true true (string_of_int j) |
38613
4ca2cae2653f
use "hypothesis" rather than "conjecture" for hypotheses in TPTP format;
blanchet
parents:
38610
diff
changeset
|
399 |
(if j = last then Conjecture else Hypothesis)) |
4ca2cae2653f
use "hypothesis" rather than "conjecture" for hypotheses in TPTP format;
blanchet
parents:
38610
diff
changeset
|
400 |
(0 upto last) ts |
4ca2cae2653f
use "hypothesis" rather than "conjecture" for hypotheses in TPTP format;
blanchet
parents:
38610
diff
changeset
|
401 |
end |
38282
319c59682c51
move Sledgehammer's HOL -> FOL translation to separate file (sledgehammer_translate.ML)
blanchet
parents:
diff
changeset
|
402 |
|
42573
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
403 |
(** "hBOOL" and "hAPP" **) |
41313
a96ac4d180b7
optionally supply constant weights to E -- turned off by default until properly parameterized
blanchet
parents:
41211
diff
changeset
|
404 |
|
42574 | 405 |
type sym_info = |
42563 | 406 |
{pred_sym : bool, min_ary : int, max_ary : int, typ : typ option} |
407 |
||
42574 | 408 |
fun add_combterm_syms_to_table explicit_apply = |
42558
3d9930cb6770
cleaned up "explicit_apply" so that it shares most of its code path with the default mode of operation
blanchet
parents:
42557
diff
changeset
|
409 |
let |
3d9930cb6770
cleaned up "explicit_apply" so that it shares most of its code path with the default mode of operation
blanchet
parents:
42557
diff
changeset
|
410 |
fun aux top_level tm = |
3d9930cb6770
cleaned up "explicit_apply" so that it shares most of its code path with the default mode of operation
blanchet
parents:
42557
diff
changeset
|
411 |
let val (head, args) = strip_combterm_comb tm in |
3d9930cb6770
cleaned up "explicit_apply" so that it shares most of its code path with the default mode of operation
blanchet
parents:
42557
diff
changeset
|
412 |
(case head of |
42563 | 413 |
CombConst ((s, _), T, _) => |
42558
3d9930cb6770
cleaned up "explicit_apply" so that it shares most of its code path with the default mode of operation
blanchet
parents:
42557
diff
changeset
|
414 |
if String.isPrefix bound_var_prefix s then |
3d9930cb6770
cleaned up "explicit_apply" so that it shares most of its code path with the default mode of operation
blanchet
parents:
42557
diff
changeset
|
415 |
I |
3d9930cb6770
cleaned up "explicit_apply" so that it shares most of its code path with the default mode of operation
blanchet
parents:
42557
diff
changeset
|
416 |
else |
42563 | 417 |
let val ary = length args in |
42558
3d9930cb6770
cleaned up "explicit_apply" so that it shares most of its code path with the default mode of operation
blanchet
parents:
42557
diff
changeset
|
418 |
Symtab.map_default |
3d9930cb6770
cleaned up "explicit_apply" so that it shares most of its code path with the default mode of operation
blanchet
parents:
42557
diff
changeset
|
419 |
(s, {pred_sym = true, |
42563 | 420 |
min_ary = if explicit_apply then 0 else ary, |
421 |
max_ary = 0, typ = SOME T}) |
|
422 |
(fn {pred_sym, min_ary, max_ary, typ} => |
|
42558
3d9930cb6770
cleaned up "explicit_apply" so that it shares most of its code path with the default mode of operation
blanchet
parents:
42557
diff
changeset
|
423 |
{pred_sym = pred_sym andalso top_level, |
42563 | 424 |
min_ary = Int.min (ary, min_ary), |
425 |
max_ary = Int.max (ary, max_ary), |
|
426 |
typ = if typ = SOME T then typ else NONE}) |
|
42558
3d9930cb6770
cleaned up "explicit_apply" so that it shares most of its code path with the default mode of operation
blanchet
parents:
42557
diff
changeset
|
427 |
end |
3d9930cb6770
cleaned up "explicit_apply" so that it shares most of its code path with the default mode of operation
blanchet
parents:
42557
diff
changeset
|
428 |
| _ => I) |
3d9930cb6770
cleaned up "explicit_apply" so that it shares most of its code path with the default mode of operation
blanchet
parents:
42557
diff
changeset
|
429 |
#> fold (aux false) args |
3d9930cb6770
cleaned up "explicit_apply" so that it shares most of its code path with the default mode of operation
blanchet
parents:
42557
diff
changeset
|
430 |
end |
3d9930cb6770
cleaned up "explicit_apply" so that it shares most of its code path with the default mode of operation
blanchet
parents:
42557
diff
changeset
|
431 |
in aux true end |
42574 | 432 |
val add_fact_syms_to_table = |
433 |
fact_lift o formula_fold o add_combterm_syms_to_table |
|
38282
319c59682c51
move Sledgehammer's HOL -> FOL translation to separate file (sledgehammer_translate.ML)
blanchet
parents:
diff
changeset
|
434 |
|
42557
ae0deb39a254
fixed min-arity computation when "explicit_apply" is specified
blanchet
parents:
42556
diff
changeset
|
435 |
val default_sym_table_entries = |
42563 | 436 |
[("equal", {pred_sym = true, min_ary = 2, max_ary = 2, typ = NONE}), |
42568
7b9801a34836
no needless "fequal" proxies if "explicit_apply" is set + always have readable names
blanchet
parents:
42566
diff
changeset
|
437 |
(make_fixed_const predicator_base, |
42563 | 438 |
{pred_sym = true, min_ary = 1, max_ary = 1, typ = NONE})] @ |
42568
7b9801a34836
no needless "fequal" proxies if "explicit_apply" is set + always have readable names
blanchet
parents:
42566
diff
changeset
|
439 |
([tptp_false, tptp_true] |
42563 | 440 |
|> map (rpair {pred_sym = true, min_ary = 0, max_ary = 0, typ = NONE})) |
41140
9c68004b8c9d
added Sledgehammer support for higher-order propositional reasoning
blanchet
parents:
41138
diff
changeset
|
441 |
|
42544
75cb06eee990
reimplemented the hAPP introduction code so that it's done earlier, when the types are still available
blanchet
parents:
42543
diff
changeset
|
442 |
fun sym_table_for_facts explicit_apply facts = |
42568
7b9801a34836
no needless "fequal" proxies if "explicit_apply" is set + always have readable names
blanchet
parents:
42566
diff
changeset
|
443 |
Symtab.empty |> fold Symtab.default default_sym_table_entries |
42574 | 444 |
|> fold (add_fact_syms_to_table explicit_apply) facts |
38282
319c59682c51
move Sledgehammer's HOL -> FOL translation to separate file (sledgehammer_translate.ML)
blanchet
parents:
diff
changeset
|
445 |
|
42558
3d9930cb6770
cleaned up "explicit_apply" so that it shares most of its code path with the default mode of operation
blanchet
parents:
42557
diff
changeset
|
446 |
fun min_arity_of sym_tab s = |
3d9930cb6770
cleaned up "explicit_apply" so that it shares most of its code path with the default mode of operation
blanchet
parents:
42557
diff
changeset
|
447 |
case Symtab.lookup sym_tab s of |
42574 | 448 |
SOME ({min_ary, ...} : sym_info) => min_ary |
42558
3d9930cb6770
cleaned up "explicit_apply" so that it shares most of its code path with the default mode of operation
blanchet
parents:
42557
diff
changeset
|
449 |
| NONE => |
3d9930cb6770
cleaned up "explicit_apply" so that it shares most of its code path with the default mode of operation
blanchet
parents:
42557
diff
changeset
|
450 |
case strip_prefix_and_unascii const_prefix s of |
42547
b5eec0c99528
fixed arity of special constants if "explicit_apply" is set
blanchet
parents:
42546
diff
changeset
|
451 |
SOME s => |
42570
77f94ac04f32
cleanup proxification/unproxification and make sure that "num_atp_type_args" is called on the proxy in the reconstruction code, since "c_fequal" has one type arg but the unproxified equal has 0
blanchet
parents:
42569
diff
changeset
|
452 |
let val s = s |> unmangled_const_name |> invert_const in |
42568
7b9801a34836
no needless "fequal" proxies if "explicit_apply" is set + always have readable names
blanchet
parents:
42566
diff
changeset
|
453 |
if s = predicator_base then 1 |
42547
b5eec0c99528
fixed arity of special constants if "explicit_apply" is set
blanchet
parents:
42546
diff
changeset
|
454 |
else if s = explicit_app_base then 2 |
b5eec0c99528
fixed arity of special constants if "explicit_apply" is set
blanchet
parents:
42546
diff
changeset
|
455 |
else if s = type_pred_base then 1 |
42557
ae0deb39a254
fixed min-arity computation when "explicit_apply" is specified
blanchet
parents:
42556
diff
changeset
|
456 |
else 0 |
42547
b5eec0c99528
fixed arity of special constants if "explicit_apply" is set
blanchet
parents:
42546
diff
changeset
|
457 |
end |
42544
75cb06eee990
reimplemented the hAPP introduction code so that it's done earlier, when the types are still available
blanchet
parents:
42543
diff
changeset
|
458 |
| NONE => 0 |
38282
319c59682c51
move Sledgehammer's HOL -> FOL translation to separate file (sledgehammer_translate.ML)
blanchet
parents:
diff
changeset
|
459 |
|
319c59682c51
move Sledgehammer's HOL -> FOL translation to separate file (sledgehammer_translate.ML)
blanchet
parents:
diff
changeset
|
460 |
(* True if the constant ever appears outside of the top-level position in |
319c59682c51
move Sledgehammer's HOL -> FOL translation to separate file (sledgehammer_translate.ML)
blanchet
parents:
diff
changeset
|
461 |
literals, or if it appears with different arities (e.g., because of different |
319c59682c51
move Sledgehammer's HOL -> FOL translation to separate file (sledgehammer_translate.ML)
blanchet
parents:
diff
changeset
|
462 |
type instantiations). If false, the constant always receives all of its |
319c59682c51
move Sledgehammer's HOL -> FOL translation to separate file (sledgehammer_translate.ML)
blanchet
parents:
diff
changeset
|
463 |
arguments and is used as a predicate. *) |
42558
3d9930cb6770
cleaned up "explicit_apply" so that it shares most of its code path with the default mode of operation
blanchet
parents:
42557
diff
changeset
|
464 |
fun is_pred_sym sym_tab s = |
3d9930cb6770
cleaned up "explicit_apply" so that it shares most of its code path with the default mode of operation
blanchet
parents:
42557
diff
changeset
|
465 |
case Symtab.lookup sym_tab s of |
42574 | 466 |
SOME ({pred_sym, min_ary, max_ary, ...} : sym_info) => |
467 |
pred_sym andalso min_ary = max_ary |
|
42558
3d9930cb6770
cleaned up "explicit_apply" so that it shares most of its code path with the default mode of operation
blanchet
parents:
42557
diff
changeset
|
468 |
| NONE => false |
38282
319c59682c51
move Sledgehammer's HOL -> FOL translation to separate file (sledgehammer_translate.ML)
blanchet
parents:
diff
changeset
|
469 |
|
42568
7b9801a34836
no needless "fequal" proxies if "explicit_apply" is set + always have readable names
blanchet
parents:
42566
diff
changeset
|
470 |
val predicator_combconst = |
7b9801a34836
no needless "fequal" proxies if "explicit_apply" is set + always have readable names
blanchet
parents:
42566
diff
changeset
|
471 |
CombConst (`make_fixed_const predicator_base, @{typ "bool => bool"}, []) |
7b9801a34836
no needless "fequal" proxies if "explicit_apply" is set + always have readable names
blanchet
parents:
42566
diff
changeset
|
472 |
fun predicator tm = CombApp (predicator_combconst, tm) |
42542
024920b65ce2
perform constant mangling and/or removal of its type args in an earlier phase, so that the rest of the code doesn't need to worry about it
blanchet
parents:
42541
diff
changeset
|
473 |
|
42568
7b9801a34836
no needless "fequal" proxies if "explicit_apply" is set + always have readable names
blanchet
parents:
42566
diff
changeset
|
474 |
fun introduce_predicators_in_combterm sym_tab tm = |
42542
024920b65ce2
perform constant mangling and/or removal of its type args in an earlier phase, so that the rest of the code doesn't need to worry about it
blanchet
parents:
42541
diff
changeset
|
475 |
case strip_combterm_comb tm of |
024920b65ce2
perform constant mangling and/or removal of its type args in an earlier phase, so that the rest of the code doesn't need to worry about it
blanchet
parents:
42541
diff
changeset
|
476 |
(CombConst ((s, _), _, _), _) => |
42568
7b9801a34836
no needless "fequal" proxies if "explicit_apply" is set + always have readable names
blanchet
parents:
42566
diff
changeset
|
477 |
if is_pred_sym sym_tab s then tm else predicator tm |
7b9801a34836
no needless "fequal" proxies if "explicit_apply" is set + always have readable names
blanchet
parents:
42566
diff
changeset
|
478 |
| _ => predicator tm |
42542
024920b65ce2
perform constant mangling and/or removal of its type args in an earlier phase, so that the rest of the code doesn't need to worry about it
blanchet
parents:
42541
diff
changeset
|
479 |
|
42544
75cb06eee990
reimplemented the hAPP introduction code so that it's done earlier, when the types are still available
blanchet
parents:
42543
diff
changeset
|
480 |
fun list_app head args = fold (curry (CombApp o swap)) args head |
75cb06eee990
reimplemented the hAPP introduction code so that it's done earlier, when the types are still available
blanchet
parents:
42543
diff
changeset
|
481 |
|
75cb06eee990
reimplemented the hAPP introduction code so that it's done earlier, when the types are still available
blanchet
parents:
42543
diff
changeset
|
482 |
fun explicit_app arg head = |
75cb06eee990
reimplemented the hAPP introduction code so that it's done earlier, when the types are still available
blanchet
parents:
42543
diff
changeset
|
483 |
let |
42562 | 484 |
val head_T = combtyp_of head |
485 |
val (arg_T, res_T) = dest_funT head_T |
|
42544
75cb06eee990
reimplemented the hAPP introduction code so that it's done earlier, when the types are still available
blanchet
parents:
42543
diff
changeset
|
486 |
val explicit_app = |
42562 | 487 |
CombConst (`make_fixed_const explicit_app_base, head_T --> head_T, |
488 |
[arg_T, res_T]) |
|
42544
75cb06eee990
reimplemented the hAPP introduction code so that it's done earlier, when the types are still available
blanchet
parents:
42543
diff
changeset
|
489 |
in list_app explicit_app [head, arg] end |
75cb06eee990
reimplemented the hAPP introduction code so that it's done earlier, when the types are still available
blanchet
parents:
42543
diff
changeset
|
490 |
fun list_explicit_app head args = fold explicit_app args head |
38282
319c59682c51
move Sledgehammer's HOL -> FOL translation to separate file (sledgehammer_translate.ML)
blanchet
parents:
diff
changeset
|
491 |
|
42565
93f58e6a6f3e
proper handling of partially applied proxy symbols
blanchet
parents:
42564
diff
changeset
|
492 |
fun introduce_explicit_apps_in_combterm sym_tab = |
42544
75cb06eee990
reimplemented the hAPP introduction code so that it's done earlier, when the types are still available
blanchet
parents:
42543
diff
changeset
|
493 |
let |
75cb06eee990
reimplemented the hAPP introduction code so that it's done earlier, when the types are still available
blanchet
parents:
42543
diff
changeset
|
494 |
fun aux tm = |
75cb06eee990
reimplemented the hAPP introduction code so that it's done earlier, when the types are still available
blanchet
parents:
42543
diff
changeset
|
495 |
case strip_combterm_comb tm of |
75cb06eee990
reimplemented the hAPP introduction code so that it's done earlier, when the types are still available
blanchet
parents:
42543
diff
changeset
|
496 |
(head as CombConst ((s, _), _, _), args) => |
75cb06eee990
reimplemented the hAPP introduction code so that it's done earlier, when the types are still available
blanchet
parents:
42543
diff
changeset
|
497 |
args |> map aux |
42557
ae0deb39a254
fixed min-arity computation when "explicit_apply" is specified
blanchet
parents:
42556
diff
changeset
|
498 |
|> chop (min_arity_of sym_tab s) |
42544
75cb06eee990
reimplemented the hAPP introduction code so that it's done earlier, when the types are still available
blanchet
parents:
42543
diff
changeset
|
499 |
|>> list_app head |
75cb06eee990
reimplemented the hAPP introduction code so that it's done earlier, when the types are still available
blanchet
parents:
42543
diff
changeset
|
500 |
|-> list_explicit_app |
75cb06eee990
reimplemented the hAPP introduction code so that it's done earlier, when the types are still available
blanchet
parents:
42543
diff
changeset
|
501 |
| (head, args) => list_explicit_app head (map aux args) |
75cb06eee990
reimplemented the hAPP introduction code so that it's done earlier, when the types are still available
blanchet
parents:
42543
diff
changeset
|
502 |
in aux end |
38282
319c59682c51
move Sledgehammer's HOL -> FOL translation to separate file (sledgehammer_translate.ML)
blanchet
parents:
diff
changeset
|
503 |
|
42573
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
504 |
fun impose_type_arg_policy_in_combterm type_sys = |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
505 |
let |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
506 |
fun aux (CombApp tmp) = CombApp (pairself aux tmp) |
42574 | 507 |
| aux (CombConst (name as (s, _), T, T_args)) = |
42573
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
508 |
(case strip_prefix_and_unascii const_prefix s of |
42574 | 509 |
NONE => (name, T_args) |
42573
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
510 |
| SOME s'' => |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
511 |
let val s'' = invert_const s'' in |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
512 |
case type_arg_policy type_sys s'' of |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
513 |
No_Type_Args => (name, []) |
42574 | 514 |
| Mangled_Types => (mangled_const_name T_args name, []) |
515 |
| Explicit_Type_Args => (name, T_args) |
|
42573
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
516 |
end) |
42574 | 517 |
|> (fn (name, T_args) => CombConst (name, T, T_args)) |
42573
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
518 |
| aux tm = tm |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
519 |
in aux end |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
520 |
|
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
521 |
fun repair_combterm type_sys sym_tab = |
42565
93f58e6a6f3e
proper handling of partially applied proxy symbols
blanchet
parents:
42564
diff
changeset
|
522 |
introduce_explicit_apps_in_combterm sym_tab |
42568
7b9801a34836
no needless "fequal" proxies if "explicit_apply" is set + always have readable names
blanchet
parents:
42566
diff
changeset
|
523 |
#> introduce_predicators_in_combterm sym_tab |
42573
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
524 |
#> impose_type_arg_policy_in_combterm type_sys |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
525 |
val repair_fact = update_combformula o formula_map oo repair_combterm |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
526 |
|
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
527 |
(** Helper facts **) |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
528 |
|
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
529 |
fun ti_ti_helper_fact () = |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
530 |
let |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
531 |
fun var s = ATerm (`I s, []) |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
532 |
fun tag tm = ATerm (`I type_tag_name, [var "X", tm]) |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
533 |
in |
42577
78414ec6fa4e
made the format (TFF or FOF) of the TPTP problem a global argument of the problem again and have the ATPs report which formats they support
blanchet
parents:
42576
diff
changeset
|
534 |
Formula (helper_prefix ^ ascii_of "ti_ti", Axiom, |
42573
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
535 |
AAtom (ATerm (`I "equal", [tag (tag (var "Y")), tag (var "Y")])) |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
536 |
|> close_formula_universally, NONE, NONE) |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
537 |
end |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
538 |
|
42574 | 539 |
fun helper_facts_for_sym ctxt type_sys (s, {typ, ...} : sym_info) = |
42573
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
540 |
case strip_prefix_and_unascii const_prefix s of |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
541 |
SOME mangled_s => |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
542 |
let |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
543 |
val thy = Proof_Context.theory_of ctxt |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
544 |
val unmangled_s = mangled_s |> unmangled_const_name |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
545 |
fun dub_and_inst c needs_full_types (th, j) = |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
546 |
((c ^ "_" ^ string_of_int j ^ (if needs_full_types then "ft" else ""), |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
547 |
false), |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
548 |
let val t = th |> prop_of in |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
549 |
t |> (general_type_arg_policy type_sys = Mangled_Types andalso |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
550 |
not (null (Term.hidden_polymorphism t))) |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
551 |
? (case typ of |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
552 |
SOME T => specialize_type thy (invert_const unmangled_s, T) |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
553 |
| NONE => I) |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
554 |
end) |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
555 |
fun make_facts eq_as_iff = |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
556 |
map_filter (make_fact ctxt false eq_as_iff false) |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
557 |
in |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
558 |
metis_helpers |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
559 |
|> maps (fn (metis_s, (needs_full_types, ths)) => |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
560 |
if metis_s <> unmangled_s orelse |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
561 |
(needs_full_types andalso |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
562 |
not (type_system_types_dangerous_types type_sys)) then |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
563 |
[] |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
564 |
else |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
565 |
ths ~~ (1 upto length ths) |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
566 |
|> map (dub_and_inst mangled_s needs_full_types) |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
567 |
|> make_facts (not needs_full_types)) |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
568 |
end |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
569 |
| NONE => [] |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
570 |
fun helper_facts_for_sym_table ctxt type_sys sym_tab = |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
571 |
Symtab.fold_rev (append o helper_facts_for_sym ctxt type_sys) sym_tab [] |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
572 |
|
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
573 |
fun translate_atp_fact ctxt keep_trivial = |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
574 |
`(make_fact ctxt keep_trivial true true o apsnd prop_of) |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
575 |
|
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
576 |
fun translate_formulas ctxt type_sys hyp_ts concl_t rich_facts = |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
577 |
let |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
578 |
val thy = Proof_Context.theory_of ctxt |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
579 |
val fact_ts = map (prop_of o snd o snd) rich_facts |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
580 |
val (facts, fact_names) = |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
581 |
rich_facts |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
582 |
|> map_filter (fn (NONE, _) => NONE |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
583 |
| (SOME fact, (name, _)) => SOME (fact, name)) |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
584 |
|> ListPair.unzip |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
585 |
(* Remove existing facts from the conjecture, as this can dramatically |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
586 |
boost an ATP's performance (for some reason). *) |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
587 |
val hyp_ts = hyp_ts |> filter_out (member (op aconv) fact_ts) |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
588 |
val goal_t = Logic.list_implies (hyp_ts, concl_t) |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
589 |
val all_ts = goal_t :: fact_ts |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
590 |
val subs = tfree_classes_of_terms all_ts |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
591 |
val supers = tvar_classes_of_terms all_ts |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
592 |
val tycons = type_consts_of_terms thy all_ts |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
593 |
val conjs = make_conjecture ctxt (hyp_ts @ [concl_t]) |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
594 |
val (supers', arity_clauses) = |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
595 |
if type_sys = No_Types then ([], []) |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
596 |
else make_arity_clauses thy tycons supers |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
597 |
val class_rel_clauses = make_class_rel_clauses thy subs supers' |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
598 |
in |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
599 |
(fact_names |> map single, (conjs, facts, class_rel_clauses, arity_clauses)) |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
600 |
end |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
601 |
|
42574 | 602 |
fun tag_with_type ty tm = ATerm (`I type_tag_name, [ty, tm]) |
42573
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
603 |
|
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
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|
604 |
fun fo_literal_from_type_literal (TyLitVar (class, name)) = |
744215c3e90c
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|
605 |
(true, ATerm (class, [ATerm (name, [])])) |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
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changeset
|
606 |
| fo_literal_from_type_literal (TyLitFree (class, name)) = |
744215c3e90c
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changeset
|
607 |
(true, ATerm (class, [ATerm (name, [])])) |
744215c3e90c
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changeset
|
608 |
|
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
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changeset
|
609 |
fun formula_from_fo_literal (pos, t) = AAtom t |> not pos ? mk_anot |
744215c3e90c
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changeset
|
610 |
|
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
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changeset
|
611 |
(* Finite types such as "unit", "bool", "bool * bool", and "bool => bool" are |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
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parents:
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changeset
|
612 |
considered dangerous because their "exhaust" properties can easily lead to |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
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changeset
|
613 |
unsound ATP proofs. The checks below are an (unsound) approximation of |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
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changeset
|
614 |
finiteness. *) |
744215c3e90c
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changeset
|
615 |
|
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
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changeset
|
616 |
fun is_dtyp_dangerous _ (Datatype_Aux.DtTFree _) = true |
744215c3e90c
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changeset
|
617 |
| is_dtyp_dangerous ctxt (Datatype_Aux.DtType (s, Us)) = |
744215c3e90c
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changeset
|
618 |
is_type_constr_dangerous ctxt s andalso forall (is_dtyp_dangerous ctxt) Us |
744215c3e90c
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changeset
|
619 |
| is_dtyp_dangerous _ (Datatype_Aux.DtRec _) = false |
744215c3e90c
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changeset
|
620 |
and is_type_dangerous ctxt (Type (s, Ts)) = |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
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changeset
|
621 |
is_type_constr_dangerous ctxt s andalso forall (is_type_dangerous ctxt) Ts |
744215c3e90c
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changeset
|
622 |
| is_type_dangerous _ _ = false |
744215c3e90c
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changeset
|
623 |
and is_type_constr_dangerous ctxt s = |
744215c3e90c
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changeset
|
624 |
let val thy = Proof_Context.theory_of ctxt in |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
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changeset
|
625 |
case Datatype_Data.get_info thy s of |
744215c3e90c
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changeset
|
626 |
SOME {descr, ...} => |
744215c3e90c
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changeset
|
627 |
forall (fn (_, (_, _, constrs)) => |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
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changeset
|
628 |
forall (forall (is_dtyp_dangerous ctxt) o snd) constrs) descr |
744215c3e90c
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|
629 |
| NONE => |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
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|
630 |
case Typedef.get_info ctxt s of |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
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|
631 |
({rep_type, ...}, _) :: _ => is_type_dangerous ctxt rep_type |
744215c3e90c
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changeset
|
632 |
| [] => true |
744215c3e90c
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changeset
|
633 |
end |
744215c3e90c
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changeset
|
634 |
|
744215c3e90c
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changeset
|
635 |
fun should_tag_with_type ctxt (Tags full_types) T = |
744215c3e90c
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changeset
|
636 |
full_types orelse is_type_dangerous ctxt T |
744215c3e90c
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changeset
|
637 |
| should_tag_with_type _ _ _ = false |
744215c3e90c
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changeset
|
638 |
|
744215c3e90c
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changeset
|
639 |
fun type_pred_combatom type_sys T tm = |
744215c3e90c
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changeset
|
640 |
CombApp (CombConst (`make_fixed_const type_pred_base, T --> @{typ bool}, [T]), |
744215c3e90c
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changeset
|
641 |
tm) |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
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changeset
|
642 |
|> impose_type_arg_policy_in_combterm type_sys |
744215c3e90c
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changeset
|
643 |
|> AAtom |
744215c3e90c
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changeset
|
644 |
|
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
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changeset
|
645 |
fun formula_from_combformula ctxt type_sys = |
744215c3e90c
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changeset
|
646 |
let |
744215c3e90c
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changeset
|
647 |
fun do_term top_level u = |
744215c3e90c
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changeset
|
648 |
let |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
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changeset
|
649 |
val (head, args) = strip_combterm_comb u |
42574 | 650 |
val (x, T_args) = |
42573
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got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
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|
651 |
case head of |
42574 | 652 |
CombConst (name, _, T_args) => (name, T_args) |
42573
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changeset
|
653 |
| CombVar (name, _) => (name, []) |
744215c3e90c
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changeset
|
654 |
| CombApp _ => raise Fail "impossible \"CombApp\"" |
42574 | 655 |
val t = ATerm (x, map fo_term_from_typ T_args @ |
42573
744215c3e90c
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changeset
|
656 |
map (do_term false) args) |
42574 | 657 |
val T = combtyp_of u |
42573
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
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changeset
|
658 |
in |
42574 | 659 |
t |> (if not top_level andalso should_tag_with_type ctxt type_sys T then |
660 |
tag_with_type (fo_term_from_typ T) |
|
42573
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changeset
|
661 |
else |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
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changeset
|
662 |
I) |
744215c3e90c
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changeset
|
663 |
end |
744215c3e90c
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changeset
|
664 |
val do_bound_type = |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
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changeset
|
665 |
if type_sys = Many_Typed then SOME o mangled_type_name else K NONE |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
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changeset
|
666 |
fun do_out_of_bound_type (s, T) = |
42574 | 667 |
if type_system_introduces_type_preds type_sys then |
42573
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changeset
|
668 |
type_pred_combatom type_sys T (CombVar (s, T)) |
744215c3e90c
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changeset
|
669 |
|> do_formula |> SOME |
744215c3e90c
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changeset
|
670 |
else |
744215c3e90c
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changeset
|
671 |
NONE |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
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|
672 |
and do_formula (AQuant (q, xs, phi)) = |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
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changeset
|
673 |
AQuant (q, xs |> map (apsnd (fn NONE => NONE |
42574 | 674 |
| SOME T => do_bound_type T)), |
42573
744215c3e90c
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changeset
|
675 |
(if q = AForall then mk_ahorn else fold_rev (mk_aconn AAnd)) |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
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changeset
|
676 |
(map_filter |
744215c3e90c
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changeset
|
677 |
(fn (_, NONE) => NONE |
42574 | 678 |
| (s, SOME T) => do_out_of_bound_type (s, T)) xs) |
42573
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
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changeset
|
679 |
(do_formula phi)) |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
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changeset
|
680 |
| do_formula (AConn (c, phis)) = AConn (c, map do_formula phis) |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
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changeset
|
681 |
| do_formula (AAtom tm) = AAtom (do_term true tm) |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
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changeset
|
682 |
in do_formula end |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
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changeset
|
683 |
|
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
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changeset
|
684 |
fun formula_for_fact ctxt type_sys |
744215c3e90c
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changeset
|
685 |
({combformula, atomic_types, ...} : translated_formula) = |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
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changeset
|
686 |
mk_ahorn (map (formula_from_fo_literal o fo_literal_from_type_literal) |
744215c3e90c
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changeset
|
687 |
(atp_type_literals_for_types type_sys Axiom atomic_types)) |
744215c3e90c
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changeset
|
688 |
(formula_from_combformula ctxt type_sys |
744215c3e90c
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changeset
|
689 |
(close_combformula_universally combformula)) |
744215c3e90c
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changeset
|
690 |
|> close_formula_universally |
744215c3e90c
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changeset
|
691 |
|
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
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changeset
|
692 |
(* Each fact is given a unique fact number to avoid name clashes (e.g., because |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
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changeset
|
693 |
of monomorphization). The TPTP explicitly forbids name clashes, and some of |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
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changeset
|
694 |
the remote provers might care. *) |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
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changeset
|
695 |
fun formula_line_for_fact ctxt prefix type_sys |
744215c3e90c
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changeset
|
696 |
(j, formula as {name, kind, ...}) = |
42577
78414ec6fa4e
made the format (TFF or FOF) of the TPTP problem a global argument of the problem again and have the ATPs report which formats they support
blanchet
parents:
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diff
changeset
|
697 |
Formula (prefix ^ string_of_int j ^ "_" ^ ascii_of name, kind, |
42573
744215c3e90c
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changeset
|
698 |
formula_for_fact ctxt type_sys formula, NONE, NONE) |
744215c3e90c
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changeset
|
699 |
|
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
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changeset
|
700 |
fun formula_line_for_class_rel_clause (ClassRelClause {name, subclass, |
744215c3e90c
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changeset
|
701 |
superclass, ...}) = |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
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parents:
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changeset
|
702 |
let val ty_arg = ATerm (`I "T", []) in |
42577
78414ec6fa4e
made the format (TFF or FOF) of the TPTP problem a global argument of the problem again and have the ATPs report which formats they support
blanchet
parents:
42576
diff
changeset
|
703 |
Formula (class_rel_clause_prefix ^ ascii_of name, Axiom, |
42573
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
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parents:
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changeset
|
704 |
AConn (AImplies, [AAtom (ATerm (subclass, [ty_arg])), |
744215c3e90c
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parents:
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changeset
|
705 |
AAtom (ATerm (superclass, [ty_arg]))]) |
744215c3e90c
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changeset
|
706 |
|> close_formula_universally, NONE, NONE) |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
707 |
end |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
708 |
|
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
709 |
fun fo_literal_from_arity_literal (TConsLit (c, t, args)) = |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
710 |
(true, ATerm (c, [ATerm (t, map (fn arg => ATerm (arg, [])) args)])) |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
711 |
| fo_literal_from_arity_literal (TVarLit (c, sort)) = |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
712 |
(false, ATerm (c, [ATerm (sort, [])])) |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
713 |
|
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
714 |
fun formula_line_for_arity_clause (ArityClause {name, conclLit, premLits, |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
715 |
...}) = |
42577
78414ec6fa4e
made the format (TFF or FOF) of the TPTP problem a global argument of the problem again and have the ATPs report which formats they support
blanchet
parents:
42576
diff
changeset
|
716 |
Formula (arity_clause_prefix ^ ascii_of name, Axiom, |
42573
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
717 |
mk_ahorn (map (formula_from_fo_literal o apfst not |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
718 |
o fo_literal_from_arity_literal) premLits) |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
719 |
(formula_from_fo_literal |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
720 |
(fo_literal_from_arity_literal conclLit)) |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
721 |
|> close_formula_universally, NONE, NONE) |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
722 |
|
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
723 |
fun formula_line_for_conjecture ctxt type_sys |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
724 |
({name, kind, combformula, ...} : translated_formula) = |
42577
78414ec6fa4e
made the format (TFF or FOF) of the TPTP problem a global argument of the problem again and have the ATPs report which formats they support
blanchet
parents:
42576
diff
changeset
|
725 |
Formula (conjecture_prefix ^ name, kind, |
42573
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
726 |
formula_from_combformula ctxt type_sys |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
727 |
(close_combformula_universally combformula) |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
728 |
|> close_formula_universally, NONE, NONE) |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
729 |
|
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
730 |
fun free_type_literals type_sys ({atomic_types, ...} : translated_formula) = |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
731 |
atomic_types |> atp_type_literals_for_types type_sys Conjecture |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
732 |
|> map fo_literal_from_type_literal |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
733 |
|
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
734 |
fun formula_line_for_free_type j lit = |
42577
78414ec6fa4e
made the format (TFF or FOF) of the TPTP problem a global argument of the problem again and have the ATPs report which formats they support
blanchet
parents:
42576
diff
changeset
|
735 |
Formula (tfree_prefix ^ string_of_int j, Hypothesis, |
42573
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
736 |
formula_from_fo_literal lit, NONE, NONE) |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
737 |
fun formula_lines_for_free_types type_sys facts = |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
738 |
let |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
739 |
val litss = map (free_type_literals type_sys) facts |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
740 |
val lits = fold (union (op =)) litss [] |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
741 |
in map2 formula_line_for_free_type (0 upto length lits - 1) lits end |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
742 |
|
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
743 |
(** Symbol declarations **) |
42544
75cb06eee990
reimplemented the hAPP introduction code so that it's done earlier, when the types are still available
blanchet
parents:
42543
diff
changeset
|
744 |
|
42574 | 745 |
fun should_declare_sym type_sys pred_sym s = |
42542
024920b65ce2
perform constant mangling and/or removal of its type args in an earlier phase, so that the rest of the code doesn't need to worry about it
blanchet
parents:
42541
diff
changeset
|
746 |
not (String.isPrefix bound_var_prefix s) andalso s <> "equal" andalso |
42574 | 747 |
(type_sys = Many_Typed orelse not pred_sym) |
38282
319c59682c51
move Sledgehammer's HOL -> FOL translation to separate file (sledgehammer_translate.ML)
blanchet
parents:
diff
changeset
|
748 |
|
42574 | 749 |
fun add_combterm_syms_to_decl_table type_sys repaired_sym_tab = |
750 |
let |
|
42576
a8a80a2a34be
merge symbol declarations that are type-instances of each other -- useful for type system "Args true" with monomorphization turned off
blanchet
parents:
42575
diff
changeset
|
751 |
fun declare_sym (decl as (_, _, T, _, _)) decls = |
a8a80a2a34be
merge symbol declarations that are type-instances of each other -- useful for type system "Args true" with monomorphization turned off
blanchet
parents:
42575
diff
changeset
|
752 |
if exists (curry Type.raw_instance T o #3) decls then decls |
a8a80a2a34be
merge symbol declarations that are type-instances of each other -- useful for type system "Args true" with monomorphization turned off
blanchet
parents:
42575
diff
changeset
|
753 |
else decl :: filter_out ((fn T' => Type.raw_instance (T', T)) o #3) decls |
a8a80a2a34be
merge symbol declarations that are type-instances of each other -- useful for type system "Args true" with monomorphization turned off
blanchet
parents:
42575
diff
changeset
|
754 |
fun do_term tm = |
42574 | 755 |
let val (head, args) = strip_combterm_comb tm in |
756 |
(case head of |
|
757 |
CombConst ((s, s'), T, T_args) => |
|
758 |
let val pred_sym = is_pred_sym repaired_sym_tab s in |
|
759 |
if should_declare_sym type_sys pred_sym s then |
|
42576
a8a80a2a34be
merge symbol declarations that are type-instances of each other -- useful for type system "Args true" with monomorphization turned off
blanchet
parents:
42575
diff
changeset
|
760 |
Symtab.map_default (s, []) |
a8a80a2a34be
merge symbol declarations that are type-instances of each other -- useful for type system "Args true" with monomorphization turned off
blanchet
parents:
42575
diff
changeset
|
761 |
(declare_sym (s', T_args, T, pred_sym, length args)) |
42574 | 762 |
else |
763 |
I |
|
764 |
end |
|
765 |
| _ => I) |
|
42576
a8a80a2a34be
merge symbol declarations that are type-instances of each other -- useful for type system "Args true" with monomorphization turned off
blanchet
parents:
42575
diff
changeset
|
766 |
#> fold do_term args |
42574 | 767 |
end |
42576
a8a80a2a34be
merge symbol declarations that are type-instances of each other -- useful for type system "Args true" with monomorphization turned off
blanchet
parents:
42575
diff
changeset
|
768 |
in do_term end |
42574 | 769 |
fun add_fact_syms_to_decl_table type_sys repaired_sym_tab = |
770 |
fact_lift (formula_fold |
|
771 |
(add_combterm_syms_to_decl_table type_sys repaired_sym_tab)) |
|
772 |
fun sym_decl_table_for_facts type_sys repaired_sym_tab facts = |
|
773 |
Symtab.empty |> type_system_declares_sym_types type_sys |
|
774 |
? fold (add_fact_syms_to_decl_table type_sys repaired_sym_tab) |
|
775 |
facts |
|
42533 | 776 |
|
42574 | 777 |
fun n_ary_strip_type 0 T = ([], T) |
778 |
| n_ary_strip_type n (Type (@{type_name fun}, [dom_T, ran_T])) = |
|
779 |
n_ary_strip_type (n - 1) ran_T |>> cons dom_T |
|
780 |
| n_ary_strip_type _ _ = raise Fail "unexpected non-function" |
|
42533 | 781 |
|
42575
ad700c4f2471
drop even more bound types in symbol declarations -- useful in particular for type system "Args true"
blanchet
parents:
42574
diff
changeset
|
782 |
fun problem_line_for_sym_decl ctxt type_sys need_bound_types s j |
42574 | 783 |
(s', T_args, T, pred_sym, ary) = |
784 |
if type_sys = Many_Typed then |
|
785 |
let val (arg_Ts, res_T) = n_ary_strip_type ary T in |
|
786 |
Decl (sym_decl_prefix ^ ascii_of s, (s, s'), |
|
787 |
map mangled_type_name arg_Ts, |
|
788 |
if pred_sym then `I tptp_tff_bool_type else mangled_type_name res_T) |
|
789 |
end |
|
790 |
else |
|
791 |
let |
|
792 |
val (arg_Ts, res_T) = n_ary_strip_type ary T |
|
793 |
val bound_names = |
|
794 |
1 upto length arg_Ts |> map (`I o make_bound_var o string_of_int) |
|
795 |
val bound_tms = |
|
796 |
bound_names ~~ arg_Ts |> map (fn (name, T) => CombConst (name, T, [])) |
|
42575
ad700c4f2471
drop even more bound types in symbol declarations -- useful in particular for type system "Args true"
blanchet
parents:
42574
diff
changeset
|
797 |
val bound_Ts = arg_Ts |> map (if need_bound_types then SOME else K NONE) |
42574 | 798 |
val freshener = |
799 |
case type_sys of Args _ => string_of_int j ^ "_" | _ => "" |
|
800 |
in |
|
42577
78414ec6fa4e
made the format (TFF or FOF) of the TPTP problem a global argument of the problem again and have the ATPs report which formats they support
blanchet
parents:
42576
diff
changeset
|
801 |
Formula (sym_decl_prefix ^ freshener ^ "_" ^ ascii_of s, Axiom, |
42574 | 802 |
CombConst ((s, s'), T, T_args) |
803 |
|> fold (curry (CombApp o swap)) bound_tms |
|
804 |
|> type_pred_combatom type_sys res_T |
|
805 |
|> mk_aquant AForall (bound_names ~~ bound_Ts) |
|
806 |
|> formula_from_combformula ctxt type_sys, |
|
807 |
NONE, NONE) |
|
808 |
end |
|
809 |
fun problem_lines_for_sym_decls ctxt type_sys (s, decls) = |
|
42575
ad700c4f2471
drop even more bound types in symbol declarations -- useful in particular for type system "Args true"
blanchet
parents:
42574
diff
changeset
|
810 |
let |
ad700c4f2471
drop even more bound types in symbol declarations -- useful in particular for type system "Args true"
blanchet
parents:
42574
diff
changeset
|
811 |
val n = length decls |
ad700c4f2471
drop even more bound types in symbol declarations -- useful in particular for type system "Args true"
blanchet
parents:
42574
diff
changeset
|
812 |
fun result_type_of_decl (_, _, T, _, ary) = n_ary_strip_type ary T |> snd |
ad700c4f2471
drop even more bound types in symbol declarations -- useful in particular for type system "Args true"
blanchet
parents:
42574
diff
changeset
|
813 |
val need_bound_types = |
ad700c4f2471
drop even more bound types in symbol declarations -- useful in particular for type system "Args true"
blanchet
parents:
42574
diff
changeset
|
814 |
case decls of |
ad700c4f2471
drop even more bound types in symbol declarations -- useful in particular for type system "Args true"
blanchet
parents:
42574
diff
changeset
|
815 |
decl :: (decls as _ :: _) => |
ad700c4f2471
drop even more bound types in symbol declarations -- useful in particular for type system "Args true"
blanchet
parents:
42574
diff
changeset
|
816 |
exists (curry (op <>) (result_type_of_decl decl) |
ad700c4f2471
drop even more bound types in symbol declarations -- useful in particular for type system "Args true"
blanchet
parents:
42574
diff
changeset
|
817 |
o result_type_of_decl) decls |
ad700c4f2471
drop even more bound types in symbol declarations -- useful in particular for type system "Args true"
blanchet
parents:
42574
diff
changeset
|
818 |
| _ => false |
ad700c4f2471
drop even more bound types in symbol declarations -- useful in particular for type system "Args true"
blanchet
parents:
42574
diff
changeset
|
819 |
in |
ad700c4f2471
drop even more bound types in symbol declarations -- useful in particular for type system "Args true"
blanchet
parents:
42574
diff
changeset
|
820 |
map2 (problem_line_for_sym_decl ctxt type_sys need_bound_types s) |
ad700c4f2471
drop even more bound types in symbol declarations -- useful in particular for type system "Args true"
blanchet
parents:
42574
diff
changeset
|
821 |
(0 upto n - 1) decls |
42544
75cb06eee990
reimplemented the hAPP introduction code so that it's done earlier, when the types are still available
blanchet
parents:
42543
diff
changeset
|
822 |
end |
42574 | 823 |
fun problem_lines_for_sym_decl_table ctxt type_sys sym_decl_tab = |
824 |
Symtab.fold_rev (append o problem_lines_for_sym_decls ctxt type_sys) |
|
825 |
sym_decl_tab [] |
|
42543
f9d402d144d4
declare TFF types so that SNARK can be used with types
blanchet
parents:
42542
diff
changeset
|
826 |
|
f9d402d144d4
declare TFF types so that SNARK can be used with types
blanchet
parents:
42542
diff
changeset
|
827 |
fun add_tff_types_in_formula (AQuant (_, xs, phi)) = |
f9d402d144d4
declare TFF types so that SNARK can be used with types
blanchet
parents:
42542
diff
changeset
|
828 |
union (op =) (map_filter snd xs) #> add_tff_types_in_formula phi |
f9d402d144d4
declare TFF types so that SNARK can be used with types
blanchet
parents:
42542
diff
changeset
|
829 |
| add_tff_types_in_formula (AConn (_, phis)) = |
f9d402d144d4
declare TFF types so that SNARK can be used with types
blanchet
parents:
42542
diff
changeset
|
830 |
fold add_tff_types_in_formula phis |
f9d402d144d4
declare TFF types so that SNARK can be used with types
blanchet
parents:
42542
diff
changeset
|
831 |
| add_tff_types_in_formula (AAtom _) = I |
42539
f6ba908b8b27
generate typing for "hBOOL" in "Many_Typed" mode + tuning
blanchet
parents:
42538
diff
changeset
|
832 |
|
42562 | 833 |
fun add_tff_types_in_problem_line (Decl (_, _, arg_Ts, res_T)) = |
834 |
union (op =) (res_T :: arg_Ts) |
|
42577
78414ec6fa4e
made the format (TFF or FOF) of the TPTP problem a global argument of the problem again and have the ATPs report which formats they support
blanchet
parents:
42576
diff
changeset
|
835 |
| add_tff_types_in_problem_line (Formula (_, _, phi, _, _)) = |
42543
f9d402d144d4
declare TFF types so that SNARK can be used with types
blanchet
parents:
42542
diff
changeset
|
836 |
add_tff_types_in_formula phi |
f9d402d144d4
declare TFF types so that SNARK can be used with types
blanchet
parents:
42542
diff
changeset
|
837 |
|
f9d402d144d4
declare TFF types so that SNARK can be used with types
blanchet
parents:
42542
diff
changeset
|
838 |
fun tff_types_in_problem problem = |
f9d402d144d4
declare TFF types so that SNARK can be used with types
blanchet
parents:
42542
diff
changeset
|
839 |
fold (fold add_tff_types_in_problem_line o snd) problem [] |
f9d402d144d4
declare TFF types so that SNARK can be used with types
blanchet
parents:
42542
diff
changeset
|
840 |
|
42545 | 841 |
fun decl_line_for_tff_type (s, s') = |
42568
7b9801a34836
no needless "fequal" proxies if "explicit_apply" is set + always have readable names
blanchet
parents:
42566
diff
changeset
|
842 |
Decl (type_decl_prefix ^ ascii_of s, (s, s'), [], `I tptp_tff_type_of_types) |
42543
f9d402d144d4
declare TFF types so that SNARK can be used with types
blanchet
parents:
42542
diff
changeset
|
843 |
|
f9d402d144d4
declare TFF types so that SNARK can be used with types
blanchet
parents:
42542
diff
changeset
|
844 |
val type_declsN = "Types" |
42544
75cb06eee990
reimplemented the hAPP introduction code so that it's done earlier, when the types are still available
blanchet
parents:
42543
diff
changeset
|
845 |
val sym_declsN = "Symbol types" |
41157 | 846 |
val factsN = "Relevant facts" |
847 |
val class_relsN = "Class relationships" |
|
42543
f9d402d144d4
declare TFF types so that SNARK can be used with types
blanchet
parents:
42542
diff
changeset
|
848 |
val aritiesN = "Arities" |
41157 | 849 |
val helpersN = "Helper facts" |
850 |
val conjsN = "Conjectures" |
|
41313
a96ac4d180b7
optionally supply constant weights to E -- turned off by default until properly parameterized
blanchet
parents:
41211
diff
changeset
|
851 |
val free_typesN = "Type variables" |
41157 | 852 |
|
853 |
fun offset_of_heading_in_problem _ [] j = j |
|
854 |
| offset_of_heading_in_problem needle ((heading, lines) :: problem) j = |
|
855 |
if heading = needle then j |
|
856 |
else offset_of_heading_in_problem needle problem (j + length lines) |
|
857 |
||
42568
7b9801a34836
no needless "fequal" proxies if "explicit_apply" is set + always have readable names
blanchet
parents:
42566
diff
changeset
|
858 |
fun prepare_atp_problem ctxt type_sys explicit_apply hyp_ts concl_t facts = |
38282
319c59682c51
move Sledgehammer's HOL -> FOL translation to separate file (sledgehammer_translate.ML)
blanchet
parents:
diff
changeset
|
859 |
let |
41313
a96ac4d180b7
optionally supply constant weights to E -- turned off by default until properly parameterized
blanchet
parents:
41211
diff
changeset
|
860 |
val (fact_names, (conjs, facts, class_rel_clauses, arity_clauses)) = |
41134 | 861 |
translate_formulas ctxt type_sys hyp_ts concl_t facts |
42563 | 862 |
val sym_tab = conjs @ facts |> sym_table_for_facts explicit_apply |
42565
93f58e6a6f3e
proper handling of partially applied proxy symbols
blanchet
parents:
42564
diff
changeset
|
863 |
val (conjs, facts) = |
42573
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
864 |
(conjs, facts) |> pairself (map (repair_fact type_sys sym_tab)) |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
865 |
val repaired_sym_tab = conjs @ facts |> sym_table_for_facts false |
42561
23ddc4e3d19c
have properly type-instantiated helper facts (combinators and If)
blanchet
parents:
42560
diff
changeset
|
866 |
val sym_decl_lines = |
42574 | 867 |
conjs @ facts |
868 |
|> sym_decl_table_for_facts type_sys repaired_sym_tab |
|
869 |
|> problem_lines_for_sym_decl_table ctxt type_sys |
|
42573
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
870 |
val helpers = |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
871 |
helper_facts_for_sym_table ctxt type_sys repaired_sym_tab |
744215c3e90c
got rid of one "sym_table" in "prepare_atp_problem" now that proxies are always handled first, and tuned accordingly
blanchet
parents:
42572
diff
changeset
|
872 |
|> map (repair_fact type_sys sym_tab) |
42522
413b56894f82
close ATP formulas universally earlier, so that we can add type predicates
blanchet
parents:
42521
diff
changeset
|
873 |
(* Reordering these might confuse the proof reconstruction code or the SPASS |
413b56894f82
close ATP formulas universally earlier, so that we can add type predicates
blanchet
parents:
42521
diff
changeset
|
874 |
Flotter hack. *) |
38282
319c59682c51
move Sledgehammer's HOL -> FOL translation to separate file (sledgehammer_translate.ML)
blanchet
parents:
diff
changeset
|
875 |
val problem = |
42561
23ddc4e3d19c
have properly type-instantiated helper facts (combinators and If)
blanchet
parents:
42560
diff
changeset
|
876 |
[(sym_declsN, sym_decl_lines), |
42545 | 877 |
(factsN, map (formula_line_for_fact ctxt fact_prefix type_sys) |
42180
a6c141925a8a
added monomorphization option to Sledgehammer ATPs -- this looks promising but is still off by default
blanchet
parents:
41990
diff
changeset
|
878 |
(0 upto length facts - 1 ~~ facts)), |
42545 | 879 |
(class_relsN, map formula_line_for_class_rel_clause class_rel_clauses), |
880 |
(aritiesN, map formula_line_for_arity_clause arity_clauses), |
|
42561
23ddc4e3d19c
have properly type-instantiated helper facts (combinators and If)
blanchet
parents:
42560
diff
changeset
|
881 |
(helpersN, map (formula_line_for_fact ctxt helper_prefix type_sys) |
42563 | 882 |
(0 upto length helpers - 1 ~~ helpers) |
883 |
|> (if type_sys = Tags false then cons (ti_ti_helper_fact ()) |
|
884 |
else I)), |
|
42545 | 885 |
(conjsN, map (formula_line_for_conjecture ctxt type_sys) conjs), |
886 |
(free_typesN, formula_lines_for_free_types type_sys (facts @ conjs))] |
|
42543
f9d402d144d4
declare TFF types so that SNARK can be used with types
blanchet
parents:
42542
diff
changeset
|
887 |
val problem = |
42561
23ddc4e3d19c
have properly type-instantiated helper facts (combinators and If)
blanchet
parents:
42560
diff
changeset
|
888 |
problem |
23ddc4e3d19c
have properly type-instantiated helper facts (combinators and If)
blanchet
parents:
42560
diff
changeset
|
889 |
|> (if type_sys = Many_Typed then |
23ddc4e3d19c
have properly type-instantiated helper facts (combinators and If)
blanchet
parents:
42560
diff
changeset
|
890 |
cons (type_declsN, |
23ddc4e3d19c
have properly type-instantiated helper facts (combinators and If)
blanchet
parents:
42560
diff
changeset
|
891 |
map decl_line_for_tff_type (tff_types_in_problem problem)) |
23ddc4e3d19c
have properly type-instantiated helper facts (combinators and If)
blanchet
parents:
42560
diff
changeset
|
892 |
else |
23ddc4e3d19c
have properly type-instantiated helper facts (combinators and If)
blanchet
parents:
42560
diff
changeset
|
893 |
I) |
42568
7b9801a34836
no needless "fequal" proxies if "explicit_apply" is set + always have readable names
blanchet
parents:
42566
diff
changeset
|
894 |
val (problem, pool) = problem |> nice_atp_problem (!readable_names) |
38282
319c59682c51
move Sledgehammer's HOL -> FOL translation to separate file (sledgehammer_translate.ML)
blanchet
parents:
diff
changeset
|
895 |
in |
319c59682c51
move Sledgehammer's HOL -> FOL translation to separate file (sledgehammer_translate.ML)
blanchet
parents:
diff
changeset
|
896 |
(problem, |
319c59682c51
move Sledgehammer's HOL -> FOL translation to separate file (sledgehammer_translate.ML)
blanchet
parents:
diff
changeset
|
897 |
case pool of SOME the_pool => snd the_pool | NONE => Symtab.empty, |
42541
8938507b2054
move type declarations to the front, for TFF-compliance
blanchet
parents:
42540
diff
changeset
|
898 |
offset_of_heading_in_problem factsN problem 0, |
41157 | 899 |
offset_of_heading_in_problem conjsN problem 0, |
900 |
fact_names |> Vector.fromList) |
|
38282
319c59682c51
move Sledgehammer's HOL -> FOL translation to separate file (sledgehammer_translate.ML)
blanchet
parents:
diff
changeset
|
901 |
end |
319c59682c51
move Sledgehammer's HOL -> FOL translation to separate file (sledgehammer_translate.ML)
blanchet
parents:
diff
changeset
|
902 |
|
41313
a96ac4d180b7
optionally supply constant weights to E -- turned off by default until properly parameterized
blanchet
parents:
41211
diff
changeset
|
903 |
(* FUDGE *) |
a96ac4d180b7
optionally supply constant weights to E -- turned off by default until properly parameterized
blanchet
parents:
41211
diff
changeset
|
904 |
val conj_weight = 0.0 |
41770 | 905 |
val hyp_weight = 0.1 |
906 |
val fact_min_weight = 0.2 |
|
41313
a96ac4d180b7
optionally supply constant weights to E -- turned off by default until properly parameterized
blanchet
parents:
41211
diff
changeset
|
907 |
val fact_max_weight = 1.0 |
a96ac4d180b7
optionally supply constant weights to E -- turned off by default until properly parameterized
blanchet
parents:
41211
diff
changeset
|
908 |
|
a96ac4d180b7
optionally supply constant weights to E -- turned off by default until properly parameterized
blanchet
parents:
41211
diff
changeset
|
909 |
fun add_term_weights weight (ATerm (s, tms)) = |
a96ac4d180b7
optionally supply constant weights to E -- turned off by default until properly parameterized
blanchet
parents:
41211
diff
changeset
|
910 |
(not (is_atp_variable s) andalso s <> "equal") ? Symtab.default (s, weight) |
a96ac4d180b7
optionally supply constant weights to E -- turned off by default until properly parameterized
blanchet
parents:
41211
diff
changeset
|
911 |
#> fold (add_term_weights weight) tms |
42577
78414ec6fa4e
made the format (TFF or FOF) of the TPTP problem a global argument of the problem again and have the ATPs report which formats they support
blanchet
parents:
42576
diff
changeset
|
912 |
fun add_problem_line_weights weight (Formula (_, _, phi, _, _)) = |
42542
024920b65ce2
perform constant mangling and/or removal of its type args in an earlier phase, so that the rest of the code doesn't need to worry about it
blanchet
parents:
42541
diff
changeset
|
913 |
formula_fold (add_term_weights weight) phi |
42528 | 914 |
| add_problem_line_weights _ _ = I |
41313
a96ac4d180b7
optionally supply constant weights to E -- turned off by default until properly parameterized
blanchet
parents:
41211
diff
changeset
|
915 |
|
a96ac4d180b7
optionally supply constant weights to E -- turned off by default until properly parameterized
blanchet
parents:
41211
diff
changeset
|
916 |
fun add_conjectures_weights [] = I |
a96ac4d180b7
optionally supply constant weights to E -- turned off by default until properly parameterized
blanchet
parents:
41211
diff
changeset
|
917 |
| add_conjectures_weights conjs = |
a96ac4d180b7
optionally supply constant weights to E -- turned off by default until properly parameterized
blanchet
parents:
41211
diff
changeset
|
918 |
let val (hyps, conj) = split_last conjs in |
a96ac4d180b7
optionally supply constant weights to E -- turned off by default until properly parameterized
blanchet
parents:
41211
diff
changeset
|
919 |
add_problem_line_weights conj_weight conj |
a96ac4d180b7
optionally supply constant weights to E -- turned off by default until properly parameterized
blanchet
parents:
41211
diff
changeset
|
920 |
#> fold (add_problem_line_weights hyp_weight) hyps |
a96ac4d180b7
optionally supply constant weights to E -- turned off by default until properly parameterized
blanchet
parents:
41211
diff
changeset
|
921 |
end |
a96ac4d180b7
optionally supply constant weights to E -- turned off by default until properly parameterized
blanchet
parents:
41211
diff
changeset
|
922 |
|
a96ac4d180b7
optionally supply constant weights to E -- turned off by default until properly parameterized
blanchet
parents:
41211
diff
changeset
|
923 |
fun add_facts_weights facts = |
a96ac4d180b7
optionally supply constant weights to E -- turned off by default until properly parameterized
blanchet
parents:
41211
diff
changeset
|
924 |
let |
a96ac4d180b7
optionally supply constant weights to E -- turned off by default until properly parameterized
blanchet
parents:
41211
diff
changeset
|
925 |
val num_facts = length facts |
a96ac4d180b7
optionally supply constant weights to E -- turned off by default until properly parameterized
blanchet
parents:
41211
diff
changeset
|
926 |
fun weight_of j = |
a96ac4d180b7
optionally supply constant weights to E -- turned off by default until properly parameterized
blanchet
parents:
41211
diff
changeset
|
927 |
fact_min_weight + (fact_max_weight - fact_min_weight) * Real.fromInt j |
a96ac4d180b7
optionally supply constant weights to E -- turned off by default until properly parameterized
blanchet
parents:
41211
diff
changeset
|
928 |
/ Real.fromInt num_facts |
a96ac4d180b7
optionally supply constant weights to E -- turned off by default until properly parameterized
blanchet
parents:
41211
diff
changeset
|
929 |
in |
a96ac4d180b7
optionally supply constant weights to E -- turned off by default until properly parameterized
blanchet
parents:
41211
diff
changeset
|
930 |
map weight_of (0 upto num_facts - 1) ~~ facts |
a96ac4d180b7
optionally supply constant weights to E -- turned off by default until properly parameterized
blanchet
parents:
41211
diff
changeset
|
931 |
|> fold (uncurry add_problem_line_weights) |
a96ac4d180b7
optionally supply constant weights to E -- turned off by default until properly parameterized
blanchet
parents:
41211
diff
changeset
|
932 |
end |
a96ac4d180b7
optionally supply constant weights to E -- turned off by default until properly parameterized
blanchet
parents:
41211
diff
changeset
|
933 |
|
a96ac4d180b7
optionally supply constant weights to E -- turned off by default until properly parameterized
blanchet
parents:
41211
diff
changeset
|
934 |
(* Weights are from 0.0 (most important) to 1.0 (least important). *) |
a96ac4d180b7
optionally supply constant weights to E -- turned off by default until properly parameterized
blanchet
parents:
41211
diff
changeset
|
935 |
fun atp_problem_weights problem = |
a96ac4d180b7
optionally supply constant weights to E -- turned off by default until properly parameterized
blanchet
parents:
41211
diff
changeset
|
936 |
Symtab.empty |
a96ac4d180b7
optionally supply constant weights to E -- turned off by default until properly parameterized
blanchet
parents:
41211
diff
changeset
|
937 |
|> add_conjectures_weights (these (AList.lookup (op =) problem conjsN)) |
a96ac4d180b7
optionally supply constant weights to E -- turned off by default until properly parameterized
blanchet
parents:
41211
diff
changeset
|
938 |
|> add_facts_weights (these (AList.lookup (op =) problem factsN)) |
a96ac4d180b7
optionally supply constant weights to E -- turned off by default until properly parameterized
blanchet
parents:
41211
diff
changeset
|
939 |
|> Symtab.dest |
41726 | 940 |
|> sort (prod_ord Real.compare string_ord o pairself swap) |
41313
a96ac4d180b7
optionally supply constant weights to E -- turned off by default until properly parameterized
blanchet
parents:
41211
diff
changeset
|
941 |
|
38282
319c59682c51
move Sledgehammer's HOL -> FOL translation to separate file (sledgehammer_translate.ML)
blanchet
parents:
diff
changeset
|
942 |
end; |