author | blanchet |
Wed, 01 Feb 2012 17:16:55 +0100 | |
changeset 46391 | 8d8d3c1f1854 |
parent 46382 | b99ca1a7c63b |
child 46393 | 69f2d19f7d33 |
permissions | -rw-r--r-- |
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(* Title: HOL/Tools/ATP/atp_problem.ML |
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Author: Jia Meng, Cambridge University Computer Laboratory and NICTA |
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Author: Jasmin Blanchette, TU Muenchen |
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Abstract representation of ATP problems and TPTP syntax. |
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*) |
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signature ATP_PROBLEM = |
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sig |
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datatype ('a, 'b) ho_term = |
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ATerm of 'a * ('a, 'b) ho_term list | |
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AAbs of ('a * 'b) * ('a, 'b) ho_term |
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datatype quantifier = AForall | AExists |
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datatype connective = ANot | AAnd | AOr | AImplies | AIff |
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datatype ('a, 'b, 'c) formula = |
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AQuant of quantifier * ('a * 'b option) list * ('a, 'b, 'c) formula | |
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AConn of connective * ('a, 'b, 'c) formula list | |
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AAtom of 'c |
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datatype 'a ho_type = |
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AType of 'a * 'a ho_type list | |
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AFun of 'a ho_type * 'a ho_type | |
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ATyAbs of 'a list * 'a ho_type |
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datatype tptp_polymorphism = TPTP_Monomorphic | TPTP_Polymorphic |
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datatype tptp_explicitness = TPTP_Implicit | TPTP_Explicit |
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datatype thf_flavor = THF_Without_Choice | THF_With_Choice |
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datatype dfg_flavor = DFG_Unsorted | DFG_Sorted |
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datatype atp_format = |
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CNF | |
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CNF_UEQ | |
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FOF | |
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TFF of tptp_polymorphism * tptp_explicitness | |
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THF of tptp_polymorphism * tptp_explicitness * thf_flavor | |
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DFG of dfg_flavor |
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datatype formula_kind = Axiom | Definition | Lemma | Hypothesis | Conjecture |
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datatype 'a problem_line = |
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Decl of string * 'a * 'a ho_type | |
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Formula of string * formula_kind |
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* ('a, 'a ho_type, ('a, 'a ho_type) ho_term) formula |
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* (string, string ho_type) ho_term option |
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* (string, string ho_type) ho_term option |
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type 'a problem = (string * 'a problem_line list) list |
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val isabelle_info_prefix : string |
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val isabelle_info : atp_format -> string -> (string, 'a) ho_term option |
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val introN : string |
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val elimN : string |
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val simpN : string |
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val eqN : string |
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val tptp_cnf : string |
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val tptp_fof : string |
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val tptp_tff : string |
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val tptp_thf : string |
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val tptp_has_type : string |
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val tptp_type_of_types : string |
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val tptp_bool_type : string |
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val tptp_individual_type : string |
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val tptp_fun_type : string |
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val tptp_product_type : string |
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val tptp_forall : string |
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val tptp_ho_forall : string |
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val tptp_pi_binder : string |
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val tptp_exists : string |
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val tptp_ho_exists : string |
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val tptp_choice : string |
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val tptp_not : string |
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val tptp_and : string |
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val tptp_or : string |
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val tptp_implies : string |
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val tptp_if : string |
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val tptp_iff : string |
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val tptp_not_iff : string |
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val tptp_app : string |
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val tptp_not_infix : string |
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val tptp_equal : string |
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val tptp_old_equal : string |
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val tptp_false : string |
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val tptp_true : string |
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val tptp_empty_list : string |
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val is_tptp_equal : string -> bool |
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val is_built_in_tptp_symbol : string -> bool |
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val is_tptp_variable : string -> bool |
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val is_tptp_user_symbol : string -> bool |
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val atype_of_types : (string * string) ho_type |
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val bool_atype : (string * string) ho_type |
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val individual_atype : (string * string) ho_type |
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val mk_anot : ('a, 'b, 'c) formula -> ('a, 'b, 'c) formula |
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val mk_aconn : |
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connective -> ('a, 'b, 'c) formula -> ('a, 'b, 'c) formula |
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-> ('a, 'b, 'c) formula |
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val aconn_fold : |
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bool option -> (bool option -> 'a -> 'b -> 'b) -> connective * 'a list |
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-> 'b -> 'b |
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val aconn_map : |
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bool option -> (bool option -> 'a -> ('b, 'c, 'd) formula) |
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-> connective * 'a list -> ('b, 'c, 'd) formula |
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val formula_fold : |
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bool option -> (bool option -> 'c -> 'd -> 'd) -> ('a, 'b, 'c) formula |
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-> 'd -> 'd |
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val formula_map : ('c -> 'd) -> ('a, 'b, 'c) formula -> ('a, 'b, 'd) formula |
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val is_format_higher_order : atp_format -> bool |
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val is_format_typed : atp_format -> bool |
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val lines_for_atp_problem : atp_format -> string problem -> string list |
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val ensure_cnf_problem : |
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(string * string) problem -> (string * string) problem |
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val filter_cnf_ueq_problem : |
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(string * string) problem -> (string * string) problem |
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val declared_syms_in_problem : (string * ''a) problem -> (string * ''a) list |
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val nice_atp_problem : |
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bool -> atp_format -> ('a * (string * string) problem_line list) list |
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-> ('a * string problem_line list) list |
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* (string Symtab.table * string Symtab.table) option |
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end; |
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structure ATP_Problem : ATP_PROBLEM = |
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struct |
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open ATP_Util |
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(** ATP problem **) |
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datatype ('a, 'b) ho_term = |
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ATerm of 'a * ('a, 'b) ho_term list | |
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AAbs of ('a * 'b) * ('a, 'b) ho_term |
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datatype quantifier = AForall | AExists |
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datatype connective = ANot | AAnd | AOr | AImplies | AIff |
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datatype ('a, 'b, 'c) formula = |
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AQuant of quantifier * ('a * 'b option) list * ('a, 'b, 'c) formula | |
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AConn of connective * ('a, 'b, 'c) formula list | |
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AAtom of 'c |
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136 |
datatype 'a ho_type = |
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AType of 'a * 'a ho_type list | |
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138 |
AFun of 'a ho_type * 'a ho_type | |
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139 |
ATyAbs of 'a list * 'a ho_type |
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|
44754 | 141 |
datatype tptp_polymorphism = TPTP_Monomorphic | TPTP_Polymorphic |
142 |
datatype tptp_explicitness = TPTP_Implicit | TPTP_Explicit |
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datatype thf_flavor = THF_Without_Choice | THF_With_Choice |
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datatype dfg_flavor = DFG_Unsorted | DFG_Sorted |
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|
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146 |
datatype atp_format = |
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147 |
CNF | |
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148 |
CNF_UEQ | |
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149 |
FOF | |
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TFF of tptp_polymorphism * tptp_explicitness | |
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151 |
THF of tptp_polymorphism * tptp_explicitness * thf_flavor | |
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152 |
DFG of dfg_flavor |
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153 |
|
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datatype formula_kind = Axiom | Definition | Lemma | Hypothesis | Conjecture |
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155 |
datatype 'a problem_line = |
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Decl of string * 'a * 'a ho_type | |
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157 |
Formula of string * formula_kind * ('a, 'a ho_type, ('a, 'a ho_type) ho_term) formula |
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|
158 |
* (string, string ho_type) ho_term option * (string, string ho_type) ho_term option |
37643
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159 |
type 'a problem = (string * 'a problem_line list) list |
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|
160 |
|
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161 |
val isabelle_info_prefix = "isabelle_" |
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|
162 |
|
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163 |
(* Currently, only newer versions of SPASS, with sorted DFG format support, can |
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164 |
process Isabelle metainformation. *) |
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165 |
fun isabelle_info (DFG DFG_Sorted) s = |
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166 |
SOME (ATerm ("[]", [ATerm (isabelle_info_prefix ^ s, [])])) |
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167 |
| isabelle_info _ _ = NONE |
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|
168 |
|
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|
169 |
val introN = "intro" |
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170 |
val elimN = "elim" |
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|
171 |
val simpN = "simp" |
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|
172 |
val eqN = "eq" |
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|
173 |
|
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|
174 |
fun extract_isabelle_info (SOME (ATerm ("[]", [ATerm (s, [])]))) = |
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|
175 |
try (unprefix isabelle_info_prefix) s |
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|
176 |
| extract_isabelle_info _ = NONE |
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|
177 |
|
42722 | 178 |
(* official TPTP syntax *) |
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179 |
val tptp_cnf = "cnf" |
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180 |
val tptp_fof = "fof" |
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181 |
val tptp_tff = "tff" |
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|
182 |
val tptp_thf = "thf" |
42967 | 183 |
val tptp_has_type = ":" |
42962
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|
184 |
val tptp_type_of_types = "$tType" |
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|
185 |
val tptp_bool_type = "$o" |
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|
186 |
val tptp_individual_type = "$i" |
42963 | 187 |
val tptp_fun_type = ">" |
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188 |
val tptp_product_type = "*" |
42968
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|
189 |
val tptp_forall = "!" |
43678 | 190 |
val tptp_ho_forall = "!!" |
44650 | 191 |
val tptp_pi_binder = "!>" |
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|
192 |
val tptp_exists = "?" |
43678 | 193 |
val tptp_ho_exists = "??" |
44495 | 194 |
val tptp_choice = "@+" |
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|
195 |
val tptp_not = "~" |
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|
196 |
val tptp_and = "&" |
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|
197 |
val tptp_or = "|" |
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|
198 |
val tptp_implies = "=>" |
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|
199 |
val tptp_if = "<=" |
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|
200 |
val tptp_iff = "<=>" |
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|
201 |
val tptp_not_iff = "<~>" |
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|
202 |
val tptp_app = "@" |
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|
203 |
val tptp_not_infix = "!" |
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|
204 |
val tptp_equal = "=" |
43000
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|
205 |
val tptp_old_equal = "equal" |
42966
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|
206 |
val tptp_false = "$false" |
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|
207 |
val tptp_true = "$true" |
43000
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|
208 |
val tptp_empty_list = "[]" |
42722 | 209 |
|
43000
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|
210 |
fun is_tptp_equal s = (s = tptp_equal orelse s = tptp_old_equal) |
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|
211 |
fun is_built_in_tptp_symbol s = |
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|
212 |
s = tptp_old_equal orelse not (Char.isAlpha (String.sub (s, 0))) |
42998
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|
213 |
fun is_tptp_variable s = Char.isUpper (String.sub (s, 0)) |
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|
214 |
val is_tptp_user_symbol = not o (is_tptp_variable orf is_built_in_tptp_symbol) |
42939 | 215 |
|
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|
216 |
val atype_of_types = AType (`I tptp_type_of_types, []) |
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|
217 |
val bool_atype = AType (`I tptp_bool_type, []) |
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|
218 |
val individual_atype = AType (`I tptp_individual_type, []) |
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|
219 |
|
43098
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|
220 |
fun raw_polarities_of_conn ANot = (SOME false, NONE) |
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|
221 |
| raw_polarities_of_conn AAnd = (SOME true, SOME true) |
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|
222 |
| raw_polarities_of_conn AOr = (SOME true, SOME true) |
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|
223 |
| raw_polarities_of_conn AImplies = (SOME false, SOME true) |
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|
224 |
| raw_polarities_of_conn AIff = (NONE, NONE) |
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|
225 |
fun polarities_of_conn NONE = K (NONE, NONE) |
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|
226 |
| polarities_of_conn (SOME pos) = |
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|
227 |
raw_polarities_of_conn #> not pos ? pairself (Option.map not) |
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|
228 |
|
42942 | 229 |
fun mk_anot (AConn (ANot, [phi])) = phi |
230 |
| mk_anot phi = AConn (ANot, [phi]) |
|
231 |
fun mk_aconn c phi1 phi2 = AConn (c, [phi1, phi2]) |
|
232 |
||
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|
233 |
fun aconn_fold pos f (ANot, [phi]) = f (Option.map not pos) phi |
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|
234 |
| aconn_fold pos f (AImplies, [phi1, phi2]) = |
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|
235 |
f (Option.map not pos) phi1 #> f pos phi2 |
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|
236 |
| aconn_fold pos f (AAnd, phis) = fold (f pos) phis |
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|
237 |
| aconn_fold pos f (AOr, phis) = fold (f pos) phis |
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|
238 |
| aconn_fold _ f (_, phis) = fold (f NONE) phis |
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|
239 |
|
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|
240 |
fun aconn_map pos f (ANot, [phi]) = AConn (ANot, [f (Option.map not pos) phi]) |
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|
241 |
| aconn_map pos f (AImplies, [phi1, phi2]) = |
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|
242 |
AConn (AImplies, [f (Option.map not pos) phi1, f pos phi2]) |
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|
243 |
| aconn_map pos f (AAnd, phis) = AConn (AAnd, map (f pos) phis) |
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|
244 |
| aconn_map pos f (AOr, phis) = AConn (AOr, map (f pos) phis) |
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|
245 |
| aconn_map _ f (c, phis) = AConn (c, map (f NONE) phis) |
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|
246 |
|
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|
247 |
fun formula_fold pos f = |
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|
248 |
let |
44501 | 249 |
fun fld pos (AQuant (_, _, phi)) = fld pos phi |
250 |
| fld pos (AConn conn) = aconn_fold pos fld conn |
|
251 |
| fld pos (AAtom tm) = f pos tm |
|
252 |
in fld pos end |
|
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|
253 |
|
42944
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improved Waldmeister support -- even run it by default on unit equational goals
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|
254 |
fun formula_map f (AQuant (q, xs, phi)) = AQuant (q, xs, formula_map f phi) |
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|
255 |
| formula_map f (AConn (c, phis)) = AConn (c, map (formula_map f) phis) |
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|
256 |
| formula_map f (AAtom tm) = AAtom (f tm) |
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|
257 |
|
45303
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|
258 |
fun is_format_higher_order (THF _) = true |
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|
259 |
| is_format_higher_order _ = false |
44499 | 260 |
fun is_format_typed (TFF _) = true |
44754 | 261 |
| is_format_typed (THF _) = true |
45303
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|
262 |
| is_format_typed (DFG DFG_Sorted) = true |
44235
85e9dad3c187
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|
263 |
| is_format_typed _ = false |
42998
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changeset
|
264 |
|
45301
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changeset
|
265 |
fun tptp_string_for_kind Axiom = "axiom" |
866b075aa99b
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|
266 |
| tptp_string_for_kind Definition = "definition" |
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|
267 |
| tptp_string_for_kind Lemma = "lemma" |
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|
268 |
| tptp_string_for_kind Hypothesis = "hypothesis" |
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|
269 |
| tptp_string_for_kind Conjecture = "conjecture" |
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|
270 |
|
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|
271 |
fun tptp_string_for_app format func args = |
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|
272 |
if is_format_higher_order format then |
44787 | 273 |
"(" ^ space_implode (" " ^ tptp_app ^ " ") (func :: args) ^ ")" |
274 |
else |
|
275 |
func ^ "(" ^ commas args ^ ")" |
|
276 |
||
44594
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|
277 |
fun flatten_type (ATyAbs (tys, ty)) = ATyAbs (tys, flatten_type ty) |
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|
278 |
| flatten_type (ty as AFun (ty1 as AType _, ty2)) = |
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|
279 |
(case flatten_type ty2 of |
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|
280 |
AFun (ty' as AType (s, tys), ty) => |
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|
281 |
AFun (AType (tptp_product_type, |
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|
282 |
ty1 :: (if s = tptp_product_type then tys else [ty'])), ty) |
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|
283 |
| _ => ty) |
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|
284 |
| flatten_type (ty as AType _) = ty |
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|
285 |
| flatten_type _ = |
42963 | 286 |
raise Fail "unexpected higher-order type in first-order format" |
287 |
||
46382 | 288 |
val dfg_individual_type = "ii" (* cannot clash *) |
46338
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changeset
|
289 |
|
44787 | 290 |
fun str_for_type format ty = |
44593
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|
291 |
let |
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changeset
|
292 |
val dfg = (format = DFG DFG_Sorted) |
45301
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changeset
|
293 |
fun str _ (AType (s, [])) = |
46338
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diff
changeset
|
294 |
if dfg andalso s = tptp_individual_type then dfg_individual_type else s |
44594
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|
295 |
| str _ (AType (s, tys)) = |
44787 | 296 |
let val ss = tys |> map (str false) in |
297 |
if s = tptp_product_type then |
|
45301
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|
298 |
ss |> space_implode |
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changeset
|
299 |
(if dfg then ", " else " " ^ tptp_product_type ^ " ") |
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changeset
|
300 |
|> (not dfg andalso length ss > 1) ? enclose "(" ")" |
44787 | 301 |
else |
45301
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changeset
|
302 |
tptp_string_for_app format s ss |
44787 | 303 |
end |
44593
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diff
changeset
|
304 |
| str rhs (AFun (ty1, ty2)) = |
45301
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parents:
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changeset
|
305 |
(str false ty1 |> dfg ? enclose "(" ")") ^ " " ^ |
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parents:
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diff
changeset
|
306 |
(if dfg then "" else tptp_fun_type ^ " ") ^ str true ty2 |
44593
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parents:
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diff
changeset
|
307 |
|> not rhs ? enclose "(" ")" |
44594
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parents:
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diff
changeset
|
308 |
| str _ (ATyAbs (ss, ty)) = |
44650 | 309 |
tptp_pi_binder ^ "[" ^ |
44594
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parents:
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diff
changeset
|
310 |
commas (map (suffix (" " ^ tptp_has_type ^ " " ^ tptp_type_of_types)) |
44739 | 311 |
ss) ^ "]: " ^ str false ty |
44593
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diff
changeset
|
312 |
in str true ty end |
ccf40af26ae9
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diff
changeset
|
313 |
|
44787 | 314 |
fun string_for_type (format as THF _) ty = str_for_type format ty |
45301
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diff
changeset
|
315 |
| string_for_type format ty = str_for_type format (flatten_type ty) |
42963 | 316 |
|
45301
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diff
changeset
|
317 |
fun tptp_string_for_quantifier AForall = tptp_forall |
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changeset
|
318 |
| tptp_string_for_quantifier AExists = tptp_exists |
42963 | 319 |
|
45301
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diff
changeset
|
320 |
fun tptp_string_for_connective ANot = tptp_not |
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parents:
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diff
changeset
|
321 |
| tptp_string_for_connective AAnd = tptp_and |
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parents:
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diff
changeset
|
322 |
| tptp_string_for_connective AOr = tptp_or |
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parents:
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diff
changeset
|
323 |
| tptp_string_for_connective AImplies = tptp_implies |
866b075aa99b
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parents:
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diff
changeset
|
324 |
| tptp_string_for_connective AIff = tptp_iff |
42963 | 325 |
|
42962
3b50fdeb6cfc
started adding support for THF output (but no lambdas)
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parents:
42961
diff
changeset
|
326 |
fun string_for_bound_var format (s, ty) = |
44593
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parents:
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diff
changeset
|
327 |
s ^ |
ccf40af26ae9
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parents:
44589
diff
changeset
|
328 |
(if is_format_typed format then |
ccf40af26ae9
implement more of the polymorphic simply typed format TFF(1)
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parents:
44589
diff
changeset
|
329 |
" " ^ tptp_has_type ^ " " ^ |
ccf40af26ae9
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parents:
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diff
changeset
|
330 |
(ty |> the_default (AType (tptp_individual_type, [])) |
ccf40af26ae9
implement more of the polymorphic simply typed format TFF(1)
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parents:
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diff
changeset
|
331 |
|> string_for_type format) |
ccf40af26ae9
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parents:
44589
diff
changeset
|
332 |
else |
ccf40af26ae9
implement more of the polymorphic simply typed format TFF(1)
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diff
changeset
|
333 |
"") |
42963 | 334 |
|
44754 | 335 |
fun is_format_with_choice (THF (_, _, THF_With_Choice)) = true |
336 |
| is_format_with_choice _ = false |
|
337 |
||
45301
866b075aa99b
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parents:
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diff
changeset
|
338 |
fun tptp_string_for_term _ (ATerm (s, [])) = s |
866b075aa99b
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parents:
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diff
changeset
|
339 |
| tptp_string_for_term format (ATerm (s, ts)) = |
44787 | 340 |
(if s = tptp_empty_list then |
341 |
(* used for lists in the optional "source" field of a derivation *) |
|
45301
866b075aa99b
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blanchet
parents:
44787
diff
changeset
|
342 |
"[" ^ commas (map (tptp_string_for_term format) ts) ^ "]" |
44787 | 343 |
else if is_tptp_equal s then |
45301
866b075aa99b
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parents:
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diff
changeset
|
344 |
space_implode (" " ^ tptp_equal ^ " ") |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
345 |
(map (tptp_string_for_term format) ts) |
45303
bd03b08161ac
added DFG unsorted support (like in the old days)
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parents:
45301
diff
changeset
|
346 |
|> is_format_higher_order format ? enclose "(" ")" |
44787 | 347 |
else case (s = tptp_ho_forall orelse s = tptp_ho_exists, |
348 |
s = tptp_choice andalso is_format_with_choice format, ts) of |
|
349 |
(true, _, [AAbs ((s', ty), tm)]) => |
|
350 |
(* Use syntactic sugar "!" and "?" instead of "!!" and "??" whenever |
|
351 |
possible, to work around LEO-II 1.2.8 parser limitation. *) |
|
45301
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
352 |
tptp_string_for_formula format |
44787 | 353 |
(AQuant (if s = tptp_ho_forall then AForall else AExists, |
354 |
[(s', SOME ty)], AAtom tm)) |
|
355 |
| (_, true, [AAbs ((s', ty), tm)]) => |
|
46320 | 356 |
(* There is code in "ATP_Problem_Generate" to ensure that "Eps" is always |
44787 | 357 |
applied to an abstraction. *) |
358 |
tptp_choice ^ "[" ^ s' ^ " : " ^ string_for_type format ty ^ "]: " ^ |
|
45301
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
359 |
tptp_string_for_term format tm ^ "" |
44787 | 360 |
|> enclose "(" ")" |
45301
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
361 |
| _ => tptp_string_for_app format s (map (tptp_string_for_term format) ts)) |
866b075aa99b
added sorted DFG output for coming version of SPASS
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parents:
44787
diff
changeset
|
362 |
| tptp_string_for_term (format as THF _) (AAbs ((s, ty), tm)) = |
44739 | 363 |
"(^[" ^ s ^ " : " ^ string_for_type format ty ^ "]: " ^ |
45301
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
364 |
tptp_string_for_term format tm ^ ")" |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
365 |
| tptp_string_for_term _ _ = |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
366 |
raise Fail "unexpected term in first-order format" |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
367 |
and tptp_string_for_formula format (AQuant (q, xs, phi)) = |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
368 |
tptp_string_for_quantifier q ^ |
44739 | 369 |
"[" ^ commas (map (string_for_bound_var format) xs) ^ "]: " ^ |
45301
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
370 |
tptp_string_for_formula format phi |
42974
347d5197896e
ensure that the argument of logical negation is enclosed in parentheses in THF mode
blanchet
parents:
42968
diff
changeset
|
371 |
|> enclose "(" ")" |
45301
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
372 |
| tptp_string_for_formula format |
43000
bd424c3dde46
cleaner handling of equality and proxies (esp. for THF)
blanchet
parents:
42998
diff
changeset
|
373 |
(AConn (ANot, [AAtom (ATerm ("=" (* tptp_equal *), ts))])) = |
42968
74415622d293
more work on parsing LEO-II proofs and extracting uses of extensionality
blanchet
parents:
42967
diff
changeset
|
374 |
space_implode (" " ^ tptp_not_infix ^ tptp_equal ^ " ") |
45301
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
375 |
(map (tptp_string_for_term format) ts) |
45303
bd03b08161ac
added DFG unsorted support (like in the old days)
blanchet
parents:
45301
diff
changeset
|
376 |
|> is_format_higher_order format ? enclose "(" ")" |
45301
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
377 |
| tptp_string_for_formula format (AConn (c, [phi])) = |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
378 |
tptp_string_for_connective c ^ " " ^ |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
379 |
(tptp_string_for_formula format phi |
45303
bd03b08161ac
added DFG unsorted support (like in the old days)
blanchet
parents:
45301
diff
changeset
|
380 |
|> is_format_higher_order format ? enclose "(" ")") |
42974
347d5197896e
ensure that the argument of logical negation is enclosed in parentheses in THF mode
blanchet
parents:
42968
diff
changeset
|
381 |
|> enclose "(" ")" |
45301
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
382 |
| tptp_string_for_formula format (AConn (c, phis)) = |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
383 |
space_implode (" " ^ tptp_string_for_connective c ^ " ") |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
384 |
(map (tptp_string_for_formula format) phis) |
42974
347d5197896e
ensure that the argument of logical negation is enclosed in parentheses in THF mode
blanchet
parents:
42968
diff
changeset
|
385 |
|> enclose "(" ")" |
45301
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
386 |
| tptp_string_for_formula format (AAtom tm) = tptp_string_for_term format tm |
37961
6a48c85a211a
first step in using "fof" rather than "cnf" in TPTP problems
blanchet
parents:
37931
diff
changeset
|
387 |
|
43692 | 388 |
fun the_source (SOME source) = source |
389 |
| the_source NONE = |
|
390 |
ATerm ("inference", |
|
391 |
ATerm ("isabelle", []) :: replicate 2 (ATerm ("[]", []))) |
|
42639 | 392 |
|
45301
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
393 |
fun tptp_string_for_format CNF = tptp_cnf |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
394 |
| tptp_string_for_format CNF_UEQ = tptp_cnf |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
395 |
| tptp_string_for_format FOF = tptp_fof |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
396 |
| tptp_string_for_format (TFF _) = tptp_tff |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
397 |
| tptp_string_for_format (THF _) = tptp_thf |
45303
bd03b08161ac
added DFG unsorted support (like in the old days)
blanchet
parents:
45301
diff
changeset
|
398 |
| tptp_string_for_format (DFG _) = raise Fail "non-TPTP format" |
42962
3b50fdeb6cfc
started adding support for THF output (but no lambdas)
blanchet
parents:
42961
diff
changeset
|
399 |
|
45301
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
400 |
fun tptp_string_for_problem_line format (Decl (ident, sym, ty)) = |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
401 |
tptp_string_for_format format ^ "(" ^ ident ^ ", type,\n " ^ sym ^ |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
402 |
" : " ^ string_for_type format ty ^ ").\n" |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
403 |
| tptp_string_for_problem_line format |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
404 |
(Formula (ident, kind, phi, source, info)) = |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
405 |
tptp_string_for_format format ^ "(" ^ ident ^ ", " ^ |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
406 |
tptp_string_for_kind kind ^ ",\n (" ^ |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
407 |
tptp_string_for_formula format phi ^ ")" ^ |
42939 | 408 |
(case (source, info) of |
42709
e7af132d48fe
allow each prover to specify its own formula kind for symbols occurring in the conjecture
blanchet
parents:
42659
diff
changeset
|
409 |
(NONE, NONE) => "" |
45301
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
410 |
| (SOME tm, NONE) => ", " ^ tptp_string_for_term format tm |
42709
e7af132d48fe
allow each prover to specify its own formula kind for symbols occurring in the conjecture
blanchet
parents:
42659
diff
changeset
|
411 |
| (_, SOME tm) => |
45301
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
412 |
", " ^ tptp_string_for_term format (the_source source) ^ |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
413 |
", " ^ tptp_string_for_term format tm) ^ ").\n" |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
414 |
|
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
415 |
fun tptp_lines format = |
37643
f576af716aa6
rewrote the TPTP problem generation code more or less from scratch;
blanchet
parents:
37642
diff
changeset
|
416 |
maps (fn (_, []) => [] |
f576af716aa6
rewrote the TPTP problem generation code more or less from scratch;
blanchet
parents:
37642
diff
changeset
|
417 |
| (heading, lines) => |
41491 | 418 |
"\n% " ^ heading ^ " (" ^ string_of_int (length lines) ^ ")\n" :: |
45301
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
419 |
map (tptp_string_for_problem_line format) lines) |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
420 |
|
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
421 |
fun arity_of_type (AFun (_, ty)) = 1 + arity_of_type ty |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
422 |
| arity_of_type _ = 0 |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
423 |
|
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
424 |
fun binder_atypes (AFun (ty1, ty2)) = ty1 :: binder_atypes ty2 |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
425 |
| binder_atypes _ = [] |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
426 |
|
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
427 |
fun is_function_type (AFun (_, ty)) = is_function_type ty |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
428 |
| is_function_type (AType (s, _)) = |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
429 |
s <> tptp_type_of_types andalso s <> tptp_bool_type |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
430 |
| is_function_type _ = false |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
431 |
|
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
432 |
fun is_predicate_type (AFun (_, ty)) = is_predicate_type ty |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
433 |
| is_predicate_type (AType (s, _)) = (s = tptp_bool_type) |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
434 |
| is_predicate_type _ = false |
46381 | 435 |
fun is_nontrivial_predicate_type (AFun (_, ty)) = is_predicate_type ty |
436 |
| is_nontrivial_predicate_type _ = false |
|
45301
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
437 |
|
45303
bd03b08161ac
added DFG unsorted support (like in the old days)
blanchet
parents:
45301
diff
changeset
|
438 |
fun dfg_string_for_formula flavor info = |
45301
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
439 |
let |
46379
de5dd84717c1
distinguish between ":lr" and ":lt" (terminating) in DFG format
blanchet
parents:
46378
diff
changeset
|
440 |
fun suffix_tag top_level s = |
de5dd84717c1
distinguish between ":lr" and ":lt" (terminating) in DFG format
blanchet
parents:
46378
diff
changeset
|
441 |
if top_level then |
de5dd84717c1
distinguish between ":lr" and ":lt" (terminating) in DFG format
blanchet
parents:
46378
diff
changeset
|
442 |
case extract_isabelle_info info of |
de5dd84717c1
distinguish between ":lr" and ":lt" (terminating) in DFG format
blanchet
parents:
46378
diff
changeset
|
443 |
SOME s' => if s' = simpN then s ^ ":lr" |
46380 | 444 |
else if s' = eqN then s ^ ":lt" |
46379
de5dd84717c1
distinguish between ":lr" and ":lt" (terminating) in DFG format
blanchet
parents:
46378
diff
changeset
|
445 |
else s |
de5dd84717c1
distinguish between ":lr" and ":lt" (terminating) in DFG format
blanchet
parents:
46378
diff
changeset
|
446 |
| NONE => s |
de5dd84717c1
distinguish between ":lr" and ":lt" (terminating) in DFG format
blanchet
parents:
46378
diff
changeset
|
447 |
else |
de5dd84717c1
distinguish between ":lr" and ":lt" (terminating) in DFG format
blanchet
parents:
46378
diff
changeset
|
448 |
s |
de5dd84717c1
distinguish between ":lr" and ":lt" (terminating) in DFG format
blanchet
parents:
46378
diff
changeset
|
449 |
fun str_for_term top_level (ATerm (s, tms)) = |
de5dd84717c1
distinguish between ":lr" and ":lt" (terminating) in DFG format
blanchet
parents:
46378
diff
changeset
|
450 |
(if is_tptp_equal s then "equal" |> suffix_tag top_level |
45301
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
451 |
else if s = tptp_true then "true" |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
452 |
else if s = tptp_false then "false" |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
453 |
else s) ^ |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
454 |
(if null tms then "" |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
455 |
else "(" ^ commas (map (str_for_term false) tms) ^ ")") |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
456 |
| str_for_term _ _ = raise Fail "unexpected term in first-order format" |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
457 |
fun str_for_quant AForall = "forall" |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
458 |
| str_for_quant AExists = "exists" |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
459 |
fun str_for_conn _ ANot = "not" |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
460 |
| str_for_conn _ AAnd = "and" |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
461 |
| str_for_conn _ AOr = "or" |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
462 |
| str_for_conn _ AImplies = "implies" |
46379
de5dd84717c1
distinguish between ":lr" and ":lt" (terminating) in DFG format
blanchet
parents:
46378
diff
changeset
|
463 |
| str_for_conn top_level AIff = "equiv" |> suffix_tag top_level |
de5dd84717c1
distinguish between ":lr" and ":lt" (terminating) in DFG format
blanchet
parents:
46378
diff
changeset
|
464 |
fun str_for_formula top_level (AQuant (q, xs, phi)) = |
45301
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
465 |
str_for_quant q ^ "(" ^ "[" ^ |
45303
bd03b08161ac
added DFG unsorted support (like in the old days)
blanchet
parents:
45301
diff
changeset
|
466 |
commas (map (string_for_bound_var (DFG flavor)) xs) ^ "], " ^ |
46379
de5dd84717c1
distinguish between ":lr" and ":lt" (terminating) in DFG format
blanchet
parents:
46378
diff
changeset
|
467 |
str_for_formula top_level phi ^ ")" |
de5dd84717c1
distinguish between ":lr" and ":lt" (terminating) in DFG format
blanchet
parents:
46378
diff
changeset
|
468 |
| str_for_formula top_level (AConn (c, phis)) = |
de5dd84717c1
distinguish between ":lr" and ":lt" (terminating) in DFG format
blanchet
parents:
46378
diff
changeset
|
469 |
str_for_conn top_level c ^ "(" ^ |
45301
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
470 |
commas (map (str_for_formula false) phis) ^ ")" |
46379
de5dd84717c1
distinguish between ":lr" and ":lt" (terminating) in DFG format
blanchet
parents:
46378
diff
changeset
|
471 |
| str_for_formula top_level (AAtom tm) = str_for_term top_level tm |
de5dd84717c1
distinguish between ":lr" and ":lt" (terminating) in DFG format
blanchet
parents:
46378
diff
changeset
|
472 |
in str_for_formula true end |
45301
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
473 |
|
45303
bd03b08161ac
added DFG unsorted support (like in the old days)
blanchet
parents:
45301
diff
changeset
|
474 |
fun dfg_lines flavor problem = |
45301
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
475 |
let |
45304
e6901aa86a9e
always use DFG format to talk to SPASS -- since that's what we'll need to use anyway to benefit from sorts and other extensions
blanchet
parents:
45303
diff
changeset
|
476 |
val sorted = (flavor = DFG_Sorted) |
45303
bd03b08161ac
added DFG unsorted support (like in the old days)
blanchet
parents:
45301
diff
changeset
|
477 |
val format = DFG flavor |
45301
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
478 |
fun ary sym ty = |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
479 |
"(" ^ sym ^ ", " ^ string_of_int (arity_of_type ty) ^ ")" |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
480 |
fun fun_typ sym ty = |
45303
bd03b08161ac
added DFG unsorted support (like in the old days)
blanchet
parents:
45301
diff
changeset
|
481 |
"function(" ^ sym ^ ", " ^ string_for_type format ty ^ ")." |
45301
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
482 |
fun pred_typ sym ty = |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
483 |
"predicate(" ^ |
45303
bd03b08161ac
added DFG unsorted support (like in the old days)
blanchet
parents:
45301
diff
changeset
|
484 |
commas (sym :: map (string_for_type format) (binder_atypes ty)) ^ ")." |
45301
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
485 |
fun formula pred (Formula (ident, kind, phi, _, info)) = |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
486 |
if pred kind then |
45303
bd03b08161ac
added DFG unsorted support (like in the old days)
blanchet
parents:
45301
diff
changeset
|
487 |
SOME ("formula(" ^ dfg_string_for_formula flavor info phi ^ ", " ^ |
bd03b08161ac
added DFG unsorted support (like in the old days)
blanchet
parents:
45301
diff
changeset
|
488 |
ident ^ ").") |
45301
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
489 |
else |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
490 |
NONE |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
491 |
| formula _ _ = NONE |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
492 |
fun filt f = problem |> map (map_filter f o snd) |> flat |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
493 |
val func_aries = |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
494 |
filt (fn Decl (_, sym, ty) => |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
495 |
if is_function_type ty then SOME (ary sym ty) else NONE |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
496 |
| _ => NONE) |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
497 |
|> commas |> enclose "functions [" "]." |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
498 |
val pred_aries = |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
499 |
filt (fn Decl (_, sym, ty) => |
46391
8d8d3c1f1854
really fixed syntax bug in DFG output (cf. ef62c2fafa9e)
blanchet
parents:
46382
diff
changeset
|
500 |
if is_predicate_type ty then SOME (ary sym ty) else NONE |
45301
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
501 |
| _ => NONE) |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
502 |
|> commas |> enclose "predicates [" "]." |
45304
e6901aa86a9e
always use DFG format to talk to SPASS -- since that's what we'll need to use anyway to benefit from sorts and other extensions
blanchet
parents:
45303
diff
changeset
|
503 |
fun sorts () = |
45301
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
504 |
filt (fn Decl (_, sym, AType (s, [])) => |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
505 |
if s = tptp_type_of_types then SOME sym else NONE |
46338
b02ff6b17599
better handling of individual type for DFG format (SPASS)
blanchet
parents:
46320
diff
changeset
|
506 |
| _ => NONE) @ [dfg_individual_type] |
45301
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
507 |
|> commas |> enclose "sorts [" "]." |
45304
e6901aa86a9e
always use DFG format to talk to SPASS -- since that's what we'll need to use anyway to benefit from sorts and other extensions
blanchet
parents:
45303
diff
changeset
|
508 |
val syms = [func_aries, pred_aries] @ (if sorted then [sorts ()] else []) |
e6901aa86a9e
always use DFG format to talk to SPASS -- since that's what we'll need to use anyway to benefit from sorts and other extensions
blanchet
parents:
45303
diff
changeset
|
509 |
fun func_sigs () = |
45301
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
510 |
filt (fn Decl (_, sym, ty) => |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
511 |
if is_function_type ty then SOME (fun_typ sym ty) else NONE |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
512 |
| _ => NONE) |
45304
e6901aa86a9e
always use DFG format to talk to SPASS -- since that's what we'll need to use anyway to benefit from sorts and other extensions
blanchet
parents:
45303
diff
changeset
|
513 |
fun pred_sigs () = |
45301
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
514 |
filt (fn Decl (_, sym, ty) => |
46391
8d8d3c1f1854
really fixed syntax bug in DFG output (cf. ef62c2fafa9e)
blanchet
parents:
46382
diff
changeset
|
515 |
if is_nontrivial_predicate_type ty then SOME (pred_typ sym ty) |
8d8d3c1f1854
really fixed syntax bug in DFG output (cf. ef62c2fafa9e)
blanchet
parents:
46382
diff
changeset
|
516 |
else NONE |
45301
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
517 |
| _ => NONE) |
45304
e6901aa86a9e
always use DFG format to talk to SPASS -- since that's what we'll need to use anyway to benefit from sorts and other extensions
blanchet
parents:
45303
diff
changeset
|
518 |
val decls = if sorted then func_sigs () @ pred_sigs () else [] |
45301
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
519 |
val axioms = filt (formula (curry (op <>) Conjecture)) |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
520 |
val conjs = filt (formula (curry (op =) Conjecture)) |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
521 |
fun list_of _ [] = [] |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
522 |
| list_of heading ss = |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
523 |
"list_of_" ^ heading ^ ".\n" :: map (suffix "\n") ss @ |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
524 |
["end_of_list.\n\n"] |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
525 |
in |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
526 |
"\nbegin_problem(isabelle).\n\n" :: |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
527 |
list_of "descriptions" |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
528 |
["name({**}).", "author({**}).", "status(unknown).", |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
529 |
"description({**})."] @ |
45304
e6901aa86a9e
always use DFG format to talk to SPASS -- since that's what we'll need to use anyway to benefit from sorts and other extensions
blanchet
parents:
45303
diff
changeset
|
530 |
list_of "symbols" syms @ |
e6901aa86a9e
always use DFG format to talk to SPASS -- since that's what we'll need to use anyway to benefit from sorts and other extensions
blanchet
parents:
45303
diff
changeset
|
531 |
list_of "declarations" decls @ |
45301
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
532 |
list_of "formulae(axioms)" axioms @ |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
533 |
list_of "formulae(conjectures)" conjs @ |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
534 |
["end_problem.\n"] |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
535 |
end |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
536 |
|
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
537 |
fun lines_for_atp_problem format problem = |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
538 |
"% This file was generated by Isabelle (most likely Sledgehammer)\n\ |
866b075aa99b
added sorted DFG output for coming version of SPASS
blanchet
parents:
44787
diff
changeset
|
539 |
\% " ^ timestamp () ^ "\n" :: |
45303
bd03b08161ac
added DFG unsorted support (like in the old days)
blanchet
parents:
45301
diff
changeset
|
540 |
(case format of |
bd03b08161ac
added DFG unsorted support (like in the old days)
blanchet
parents:
45301
diff
changeset
|
541 |
DFG flavor => dfg_lines flavor |
bd03b08161ac
added DFG unsorted support (like in the old days)
blanchet
parents:
45301
diff
changeset
|
542 |
| _ => tptp_lines format) problem |
37643
f576af716aa6
rewrote the TPTP problem generation code more or less from scratch;
blanchet
parents:
37642
diff
changeset
|
543 |
|
42939 | 544 |
|
43098
e88e974c4846
proper handling of type variable classes in new Metis
blanchet
parents:
43092
diff
changeset
|
545 |
(** CNF (Metis) and CNF UEQ (Waldmeister) **) |
42939 | 546 |
|
547 |
fun is_problem_line_negated (Formula (_, _, AConn (ANot, _), _, _)) = true |
|
548 |
| is_problem_line_negated _ = false |
|
549 |
||
43193
e11bd628f1a5
improved ATP clausifier so it can deal with "x => (y <=> z)"
blanchet
parents:
43163
diff
changeset
|
550 |
fun is_problem_line_cnf_ueq (Formula (_, _, AAtom (ATerm ((s, _), _)), _, _)) = |
e11bd628f1a5
improved ATP clausifier so it can deal with "x => (y <=> z)"
blanchet
parents:
43163
diff
changeset
|
551 |
is_tptp_equal s |
42939 | 552 |
| is_problem_line_cnf_ueq _ = false |
553 |
||
42944
9e620869a576
improved Waldmeister support -- even run it by default on unit equational goals
blanchet
parents:
42942
diff
changeset
|
554 |
fun open_conjecture_term (ATerm ((s, s'), tms)) = |
43676
3b0b448b4d69
add support for lambdas in TPTP THF generator + killed an unsound type encoding (because the monotonicity calculus assumes first-order)
nik
parents:
43422
diff
changeset
|
555 |
ATerm (if is_tptp_variable s then (s |> Name.desymbolize false, s') |
3b0b448b4d69
add support for lambdas in TPTP THF generator + killed an unsound type encoding (because the monotonicity calculus assumes first-order)
nik
parents:
43422
diff
changeset
|
556 |
else (s, s'), tms |> map open_conjecture_term) |
3b0b448b4d69
add support for lambdas in TPTP THF generator + killed an unsound type encoding (because the monotonicity calculus assumes first-order)
nik
parents:
43422
diff
changeset
|
557 |
| open_conjecture_term _ = raise Fail "unexpected higher-order term" |
43098
e88e974c4846
proper handling of type variable classes in new Metis
blanchet
parents:
43092
diff
changeset
|
558 |
fun open_formula conj = |
e88e974c4846
proper handling of type variable classes in new Metis
blanchet
parents:
43092
diff
changeset
|
559 |
let |
43193
e11bd628f1a5
improved ATP clausifier so it can deal with "x => (y <=> z)"
blanchet
parents:
43163
diff
changeset
|
560 |
(* We are conveniently assuming that all bound variable names are |
e11bd628f1a5
improved ATP clausifier so it can deal with "x => (y <=> z)"
blanchet
parents:
43163
diff
changeset
|
561 |
distinct, which should be the case for the formulas we generate. *) |
e11bd628f1a5
improved ATP clausifier so it can deal with "x => (y <=> z)"
blanchet
parents:
43163
diff
changeset
|
562 |
fun opn (pos as SOME true) (AQuant (AForall, _, phi)) = opn pos phi |
e11bd628f1a5
improved ATP clausifier so it can deal with "x => (y <=> z)"
blanchet
parents:
43163
diff
changeset
|
563 |
| opn (pos as SOME false) (AQuant (AExists, _, phi)) = opn pos phi |
43098
e88e974c4846
proper handling of type variable classes in new Metis
blanchet
parents:
43092
diff
changeset
|
564 |
| opn pos (AConn (ANot, [phi])) = mk_anot (opn (Option.map not pos) phi) |
e88e974c4846
proper handling of type variable classes in new Metis
blanchet
parents:
43092
diff
changeset
|
565 |
| opn pos (AConn (c, [phi1, phi2])) = |
e88e974c4846
proper handling of type variable classes in new Metis
blanchet
parents:
43092
diff
changeset
|
566 |
let val (pos1, pos2) = polarities_of_conn pos c in |
e88e974c4846
proper handling of type variable classes in new Metis
blanchet
parents:
43092
diff
changeset
|
567 |
AConn (c, [opn pos1 phi1, opn pos2 phi2]) |
e88e974c4846
proper handling of type variable classes in new Metis
blanchet
parents:
43092
diff
changeset
|
568 |
end |
e88e974c4846
proper handling of type variable classes in new Metis
blanchet
parents:
43092
diff
changeset
|
569 |
| opn _ (AAtom t) = AAtom (t |> conj ? open_conjecture_term) |
43422
dcbedaf6f80c
added missing case in pattern matching -- solves Waldmeister "Match" exceptions that have been plaguing some users
blanchet
parents:
43295
diff
changeset
|
570 |
| opn _ phi = phi |
43098
e88e974c4846
proper handling of type variable classes in new Metis
blanchet
parents:
43092
diff
changeset
|
571 |
in opn (SOME (not conj)) end |
42944
9e620869a576
improved Waldmeister support -- even run it by default on unit equational goals
blanchet
parents:
42942
diff
changeset
|
572 |
fun open_formula_line (Formula (ident, kind, phi, source, info)) = |
9e620869a576
improved Waldmeister support -- even run it by default on unit equational goals
blanchet
parents:
42942
diff
changeset
|
573 |
Formula (ident, kind, open_formula (kind = Conjecture) phi, source, info) |
9e620869a576
improved Waldmeister support -- even run it by default on unit equational goals
blanchet
parents:
42942
diff
changeset
|
574 |
| open_formula_line line = line |
42939 | 575 |
|
576 |
fun negate_conjecture_line (Formula (ident, Conjecture, phi, source, info)) = |
|
42942 | 577 |
Formula (ident, Hypothesis, mk_anot phi, source, info) |
42939 | 578 |
| negate_conjecture_line line = line |
579 |
||
43098
e88e974c4846
proper handling of type variable classes in new Metis
blanchet
parents:
43092
diff
changeset
|
580 |
exception CLAUSIFY of unit |
e88e974c4846
proper handling of type variable classes in new Metis
blanchet
parents:
43092
diff
changeset
|
581 |
|
43126
a7db0afd5200
clausify "<=>" (needed for some type information)
blanchet
parents:
43098
diff
changeset
|
582 |
(* This "clausification" only expands syntactic sugar, such as "phi => psi" to |
a7db0afd5200
clausify "<=>" (needed for some type information)
blanchet
parents:
43098
diff
changeset
|
583 |
"~ phi | psi" and "phi <=> psi" to "~ phi | psi" and "~ psi | phi". We don't |
a7db0afd5200
clausify "<=>" (needed for some type information)
blanchet
parents:
43098
diff
changeset
|
584 |
attempt to distribute conjunctions over disjunctions. *) |
43193
e11bd628f1a5
improved ATP clausifier so it can deal with "x => (y <=> z)"
blanchet
parents:
43163
diff
changeset
|
585 |
fun clausify_formula pos (phi as AAtom _) = [phi |> not pos ? mk_anot] |
e11bd628f1a5
improved ATP clausifier so it can deal with "x => (y <=> z)"
blanchet
parents:
43163
diff
changeset
|
586 |
| clausify_formula pos (AConn (ANot, [phi])) = clausify_formula (not pos) phi |
e11bd628f1a5
improved ATP clausifier so it can deal with "x => (y <=> z)"
blanchet
parents:
43163
diff
changeset
|
587 |
| clausify_formula true (AConn (AOr, [phi1, phi2])) = |
e11bd628f1a5
improved ATP clausifier so it can deal with "x => (y <=> z)"
blanchet
parents:
43163
diff
changeset
|
588 |
(phi1, phi2) |> pairself (clausify_formula true) |
e11bd628f1a5
improved ATP clausifier so it can deal with "x => (y <=> z)"
blanchet
parents:
43163
diff
changeset
|
589 |
|> uncurry (map_product (mk_aconn AOr)) |
e11bd628f1a5
improved ATP clausifier so it can deal with "x => (y <=> z)"
blanchet
parents:
43163
diff
changeset
|
590 |
| clausify_formula false (AConn (AAnd, [phi1, phi2])) = |
e11bd628f1a5
improved ATP clausifier so it can deal with "x => (y <=> z)"
blanchet
parents:
43163
diff
changeset
|
591 |
(phi1, phi2) |> pairself (clausify_formula false) |
e11bd628f1a5
improved ATP clausifier so it can deal with "x => (y <=> z)"
blanchet
parents:
43163
diff
changeset
|
592 |
|> uncurry (map_product (mk_aconn AOr)) |
e11bd628f1a5
improved ATP clausifier so it can deal with "x => (y <=> z)"
blanchet
parents:
43163
diff
changeset
|
593 |
| clausify_formula true (AConn (AImplies, [phi1, phi2])) = |
e11bd628f1a5
improved ATP clausifier so it can deal with "x => (y <=> z)"
blanchet
parents:
43163
diff
changeset
|
594 |
clausify_formula true (AConn (AOr, [mk_anot phi1, phi2])) |
e11bd628f1a5
improved ATP clausifier so it can deal with "x => (y <=> z)"
blanchet
parents:
43163
diff
changeset
|
595 |
| clausify_formula true (AConn (AIff, phis)) = |
e11bd628f1a5
improved ATP clausifier so it can deal with "x => (y <=> z)"
blanchet
parents:
43163
diff
changeset
|
596 |
clausify_formula true (AConn (AImplies, phis)) @ |
e11bd628f1a5
improved ATP clausifier so it can deal with "x => (y <=> z)"
blanchet
parents:
43163
diff
changeset
|
597 |
clausify_formula true (AConn (AImplies, rev phis)) |
e11bd628f1a5
improved ATP clausifier so it can deal with "x => (y <=> z)"
blanchet
parents:
43163
diff
changeset
|
598 |
| clausify_formula _ _ = raise CLAUSIFY () |
43098
e88e974c4846
proper handling of type variable classes in new Metis
blanchet
parents:
43092
diff
changeset
|
599 |
|
e88e974c4846
proper handling of type variable classes in new Metis
blanchet
parents:
43092
diff
changeset
|
600 |
fun clausify_formula_line (Formula (ident, kind, phi, source, info)) = |
43126
a7db0afd5200
clausify "<=>" (needed for some type information)
blanchet
parents:
43098
diff
changeset
|
601 |
let |
a7db0afd5200
clausify "<=>" (needed for some type information)
blanchet
parents:
43098
diff
changeset
|
602 |
val (n, phis) = phi |> try (clausify_formula true) |> these |> `length |
a7db0afd5200
clausify "<=>" (needed for some type information)
blanchet
parents:
43098
diff
changeset
|
603 |
in |
a7db0afd5200
clausify "<=>" (needed for some type information)
blanchet
parents:
43098
diff
changeset
|
604 |
map2 (fn phi => fn j => |
43295
30aaab778416
pass Metis facts and negated conjecture as facts, with (almost) correctly set localities, so that the correct encoding is used for nonmonotonic occurrences of infinite types
blanchet
parents:
43224
diff
changeset
|
605 |
Formula (ident ^ replicate_string (j - 1) "x", kind, phi, source, |
30aaab778416
pass Metis facts and negated conjecture as facts, with (almost) correctly set localities, so that the correct encoding is used for nonmonotonic occurrences of infinite types
blanchet
parents:
43224
diff
changeset
|
606 |
info)) |
43126
a7db0afd5200
clausify "<=>" (needed for some type information)
blanchet
parents:
43098
diff
changeset
|
607 |
phis (1 upto n) |
a7db0afd5200
clausify "<=>" (needed for some type information)
blanchet
parents:
43098
diff
changeset
|
608 |
end |
a7db0afd5200
clausify "<=>" (needed for some type information)
blanchet
parents:
43098
diff
changeset
|
609 |
| clausify_formula_line _ = [] |
43098
e88e974c4846
proper handling of type variable classes in new Metis
blanchet
parents:
43092
diff
changeset
|
610 |
|
e88e974c4846
proper handling of type variable classes in new Metis
blanchet
parents:
43092
diff
changeset
|
611 |
fun ensure_cnf_problem_line line = |
e88e974c4846
proper handling of type variable classes in new Metis
blanchet
parents:
43092
diff
changeset
|
612 |
line |> open_formula_line |> negate_conjecture_line |> clausify_formula_line |
e88e974c4846
proper handling of type variable classes in new Metis
blanchet
parents:
43092
diff
changeset
|
613 |
|
e88e974c4846
proper handling of type variable classes in new Metis
blanchet
parents:
43092
diff
changeset
|
614 |
fun ensure_cnf_problem problem = |
43126
a7db0afd5200
clausify "<=>" (needed for some type information)
blanchet
parents:
43098
diff
changeset
|
615 |
problem |> map (apsnd (maps ensure_cnf_problem_line)) |
43092
93ec303e1917
more work on new metis that exploits the powerful new type encodings
blanchet
parents:
43085
diff
changeset
|
616 |
|
42962
3b50fdeb6cfc
started adding support for THF output (but no lambdas)
blanchet
parents:
42961
diff
changeset
|
617 |
fun filter_cnf_ueq_problem problem = |
3b50fdeb6cfc
started adding support for THF output (but no lambdas)
blanchet
parents:
42961
diff
changeset
|
618 |
problem |
3b50fdeb6cfc
started adding support for THF output (but no lambdas)
blanchet
parents:
42961
diff
changeset
|
619 |
|> map (apsnd (map open_formula_line |
3b50fdeb6cfc
started adding support for THF output (but no lambdas)
blanchet
parents:
42961
diff
changeset
|
620 |
#> filter is_problem_line_cnf_ueq |
3b50fdeb6cfc
started adding support for THF output (but no lambdas)
blanchet
parents:
42961
diff
changeset
|
621 |
#> map negate_conjecture_line)) |
3b50fdeb6cfc
started adding support for THF output (but no lambdas)
blanchet
parents:
42961
diff
changeset
|
622 |
|> (fn problem => |
42939 | 623 |
let |
43824
0234156d3fbe
don't generate Waldmeister problems with only a conjecture, since it makes it crash sometimes
blanchet
parents:
43692
diff
changeset
|
624 |
val lines = problem |> maps snd |
0234156d3fbe
don't generate Waldmeister problems with only a conjecture, since it makes it crash sometimes
blanchet
parents:
43692
diff
changeset
|
625 |
val conjs = lines |> filter is_problem_line_negated |
0234156d3fbe
don't generate Waldmeister problems with only a conjecture, since it makes it crash sometimes
blanchet
parents:
43692
diff
changeset
|
626 |
in if length conjs = 1 andalso conjs <> lines then problem else [] end) |
38017
3ad3e3ca2451
move Sledgehammer-specific code out of "Sledgehammer_TPTP_Format"
blanchet
parents:
38014
diff
changeset
|
627 |
|
37643
f576af716aa6
rewrote the TPTP problem generation code more or less from scratch;
blanchet
parents:
37642
diff
changeset
|
628 |
|
42998
1c80902d0456
fully support all type system encodings in typed formats (TFF, THF)
blanchet
parents:
42994
diff
changeset
|
629 |
(** Symbol declarations **) |
1c80902d0456
fully support all type system encodings in typed formats (TFF, THF)
blanchet
parents:
42994
diff
changeset
|
630 |
|
1c80902d0456
fully support all type system encodings in typed formats (TFF, THF)
blanchet
parents:
42994
diff
changeset
|
631 |
fun add_declared_syms_in_problem_line (Decl (_, sym, _)) = insert (op =) sym |
1c80902d0456
fully support all type system encodings in typed formats (TFF, THF)
blanchet
parents:
42994
diff
changeset
|
632 |
| add_declared_syms_in_problem_line _ = I |
1c80902d0456
fully support all type system encodings in typed formats (TFF, THF)
blanchet
parents:
42994
diff
changeset
|
633 |
fun declared_syms_in_problem problem = |
1c80902d0456
fully support all type system encodings in typed formats (TFF, THF)
blanchet
parents:
42994
diff
changeset
|
634 |
fold (fold add_declared_syms_in_problem_line o snd) problem [] |
1c80902d0456
fully support all type system encodings in typed formats (TFF, THF)
blanchet
parents:
42994
diff
changeset
|
635 |
|
37643
f576af716aa6
rewrote the TPTP problem generation code more or less from scratch;
blanchet
parents:
37642
diff
changeset
|
636 |
(** Nice names **) |
f576af716aa6
rewrote the TPTP problem generation code more or less from scratch;
blanchet
parents:
37642
diff
changeset
|
637 |
|
37624 | 638 |
fun pool_fold f xs z = pair z #> fold_rev (fn x => uncurry (f x)) xs |
639 |
fun pool_map f xs = |
|
640 |
pool_fold (fn x => fn ys => fn pool => f x pool |>> (fn y => y :: ys)) xs [] |
|
641 |
||
42227
662b50b7126f
if "monomorphize" is enabled, mangle the type information in the names by default
blanchet
parents:
41769
diff
changeset
|
642 |
val no_qualifiers = |
662b50b7126f
if "monomorphize" is enabled, mangle the type information in the names by default
blanchet
parents:
41769
diff
changeset
|
643 |
let |
662b50b7126f
if "monomorphize" is enabled, mangle the type information in the names by default
blanchet
parents:
41769
diff
changeset
|
644 |
fun skip [] = [] |
662b50b7126f
if "monomorphize" is enabled, mangle the type information in the names by default
blanchet
parents:
41769
diff
changeset
|
645 |
| skip (#"." :: cs) = skip cs |
662b50b7126f
if "monomorphize" is enabled, mangle the type information in the names by default
blanchet
parents:
41769
diff
changeset
|
646 |
| skip (c :: cs) = if Char.isAlphaNum c then skip cs else c :: keep cs |
662b50b7126f
if "monomorphize" is enabled, mangle the type information in the names by default
blanchet
parents:
41769
diff
changeset
|
647 |
and keep [] = [] |
662b50b7126f
if "monomorphize" is enabled, mangle the type information in the names by default
blanchet
parents:
41769
diff
changeset
|
648 |
| keep (#"." :: cs) = skip cs |
662b50b7126f
if "monomorphize" is enabled, mangle the type information in the names by default
blanchet
parents:
41769
diff
changeset
|
649 |
| keep (c :: cs) = c :: keep cs |
662b50b7126f
if "monomorphize" is enabled, mangle the type information in the names by default
blanchet
parents:
41769
diff
changeset
|
650 |
in String.explode #> rev #> keep #> rev #> String.implode end |
662b50b7126f
if "monomorphize" is enabled, mangle the type information in the names by default
blanchet
parents:
41769
diff
changeset
|
651 |
|
42761
8ea9c6fa8b53
fixed several bugs in Isar proof reconstruction, in particular w.r.t. mangled types and hAPP
blanchet
parents:
42752
diff
changeset
|
652 |
(* Long names can slow down the ATPs. *) |
42724
4d6bcf846759
added "max_mono_instances" option to Sledgehammer and renamed old "monomorphize_limit" option
blanchet
parents:
42722
diff
changeset
|
653 |
val max_readable_name_size = 20 |
42567
d012947edd36
shorten readable names -- they can get really long with monomorphization, which actually slows down the ATPs
blanchet
parents:
42543
diff
changeset
|
654 |
|
43000
bd424c3dde46
cleaner handling of equality and proxies (esp. for THF)
blanchet
parents:
42998
diff
changeset
|
655 |
(* "equal" is reserved by some ATPs. "op" is also reserved, to avoid the |
bd424c3dde46
cleaner handling of equality and proxies (esp. for THF)
blanchet
parents:
42998
diff
changeset
|
656 |
unreadable "op_1", "op_2", etc., in the problem files. "eq" is reserved to |
bd424c3dde46
cleaner handling of equality and proxies (esp. for THF)
blanchet
parents:
42998
diff
changeset
|
657 |
ensure that "HOL.eq" is correctly mapped to equality (not clear whether this |
bd424c3dde46
cleaner handling of equality and proxies (esp. for THF)
blanchet
parents:
42998
diff
changeset
|
658 |
is still necessary). *) |
45939
711fec5b4f61
don't try to avoid SPASS keywords; instead, just suffix an underscore to all generated identifiers
blanchet
parents:
45938
diff
changeset
|
659 |
val reserved_nice_names = [tptp_old_equal, "op", "eq"] |
42939 | 660 |
|
46378 | 661 |
fun readable_name protect full_name s = |
45939
711fec5b4f61
don't try to avoid SPASS keywords; instead, just suffix an underscore to all generated identifiers
blanchet
parents:
45938
diff
changeset
|
662 |
(if s = full_name then |
711fec5b4f61
don't try to avoid SPASS keywords; instead, just suffix an underscore to all generated identifiers
blanchet
parents:
45938
diff
changeset
|
663 |
s |
711fec5b4f61
don't try to avoid SPASS keywords; instead, just suffix an underscore to all generated identifiers
blanchet
parents:
45938
diff
changeset
|
664 |
else |
711fec5b4f61
don't try to avoid SPASS keywords; instead, just suffix an underscore to all generated identifiers
blanchet
parents:
45938
diff
changeset
|
665 |
s |> no_qualifiers |
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|
666 |
|> perhaps (try (unprefix "'")) |
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|
667 |
|> Name.desymbolize (Char.isUpper (String.sub (full_name, 0))) |
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|
668 |
|> (fn s => |
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|
669 |
if size s > max_readable_name_size then |
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|
670 |
String.substring (s, 0, max_readable_name_size div 2 - 4) ^ |
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|
671 |
string_of_int (hash_string full_name) ^ |
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|
672 |
String.extract (s, size s - max_readable_name_size div 2 + 4, |
711fec5b4f61
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|
673 |
NONE) |
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|
674 |
else |
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|
675 |
s) |
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|
676 |
|> (fn s => |
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|
677 |
if member (op =) reserved_nice_names s then full_name else s)) |
46378 | 678 |
|> protect |
37624 | 679 |
|
45939
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|
680 |
fun nice_name _ (full_name, _) NONE = (full_name, NONE) |
46378 | 681 |
| nice_name protect (full_name, desired_name) (SOME the_pool) = |
42998
1c80902d0456
fully support all type system encodings in typed formats (TFF, THF)
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parents:
42994
diff
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|
682 |
if is_built_in_tptp_symbol full_name then |
39384 | 683 |
(full_name, SOME the_pool) |
684 |
else case Symtab.lookup (fst the_pool) full_name of |
|
37624 | 685 |
SOME nice_name => (nice_name, SOME the_pool) |
686 |
| NONE => |
|
687 |
let |
|
46378 | 688 |
val nice_prefix = readable_name protect full_name desired_name |
37624 | 689 |
fun add j = |
690 |
let |
|
42644 | 691 |
val nice_name = |
44407 | 692 |
nice_prefix ^ (if j = 0 then "" else string_of_int j) |
37624 | 693 |
in |
694 |
case Symtab.lookup (snd the_pool) nice_name of |
|
695 |
SOME full_name' => |
|
696 |
if full_name = full_name' then (nice_name, the_pool) |
|
697 |
else add (j + 1) |
|
698 |
| NONE => |
|
699 |
(nice_name, |
|
700 |
(Symtab.update_new (full_name, nice_name) (fst the_pool), |
|
701 |
Symtab.update_new (nice_name, full_name) (snd the_pool))) |
|
702 |
end |
|
703 |
in add 0 |> apsnd SOME end |
|
704 |
||
46378 | 705 |
fun avoid_clash_with_dfg_keywords s = |
706 |
let val n = String.size s in |
|
707 |
if n < 2 orelse String.isSubstring "_" s then |
|
708 |
s |
|
709 |
else |
|
710 |
String.substring (s, 0, n - 1) ^ |
|
711 |
String.str (Char.toUpper (String.sub (s, n - 1))) |
|
712 |
end |
|
713 |
||
45939
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|
714 |
fun nice_atp_problem readable_names format problem = |
711fec5b4f61
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|
715 |
let |
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|
716 |
val empty_pool = |
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|
717 |
if readable_names then SOME (Symtab.empty, Symtab.empty) else NONE |
46378 | 718 |
val nice_name = |
719 |
nice_name (case format of DFG _ => avoid_clash_with_dfg_keywords | _ => I) |
|
45939
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|
720 |
fun nice_type (AType (name, tys)) = |
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|
721 |
nice_name name ##>> pool_map nice_type tys #>> AType |
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|
722 |
| nice_type (AFun (ty1, ty2)) = nice_type ty1 ##>> nice_type ty2 #>> AFun |
711fec5b4f61
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|
723 |
| nice_type (ATyAbs (names, ty)) = |
711fec5b4f61
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parents:
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|
724 |
pool_map nice_name names ##>> nice_type ty #>> ATyAbs |
711fec5b4f61
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|
725 |
fun nice_term (ATerm (name, ts)) = |
711fec5b4f61
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|
726 |
nice_name name ##>> pool_map nice_term ts #>> ATerm |
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|
727 |
| nice_term (AAbs ((name, ty), tm)) = |
711fec5b4f61
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|
728 |
nice_name name ##>> nice_type ty ##>> nice_term tm #>> AAbs |
711fec5b4f61
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parents:
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|
729 |
fun nice_formula (AQuant (q, xs, phi)) = |
711fec5b4f61
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parents:
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|
730 |
pool_map nice_name (map fst xs) |
711fec5b4f61
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parents:
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|
731 |
##>> pool_map (fn NONE => pair NONE |
711fec5b4f61
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parents:
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|
732 |
| SOME ty => nice_type ty #>> SOME) (map snd xs) |
711fec5b4f61
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parents:
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|
733 |
##>> nice_formula phi |
711fec5b4f61
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|
734 |
#>> (fn ((ss, ts), phi) => AQuant (q, ss ~~ ts, phi)) |
711fec5b4f61
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|
735 |
| nice_formula (AConn (c, phis)) = |
711fec5b4f61
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parents:
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|
736 |
pool_map nice_formula phis #>> curry AConn c |
711fec5b4f61
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changeset
|
737 |
| nice_formula (AAtom tm) = nice_term tm #>> AAtom |
711fec5b4f61
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|
738 |
fun nice_problem_line (Decl (ident, sym, ty)) = |
711fec5b4f61
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|
739 |
nice_name sym ##>> nice_type ty #>> (fn (sym, ty) => Decl (ident, sym, ty)) |
711fec5b4f61
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changeset
|
740 |
| nice_problem_line (Formula (ident, kind, phi, source, info)) = |
711fec5b4f61
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parents:
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changeset
|
741 |
nice_formula phi #>> (fn phi => Formula (ident, kind, phi, source, info)) |
711fec5b4f61
don't try to avoid SPASS keywords; instead, just suffix an underscore to all generated identifiers
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parents:
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diff
changeset
|
742 |
fun nice_problem problem = |
711fec5b4f61
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parents:
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changeset
|
743 |
pool_map (fn (heading, lines) => |
711fec5b4f61
don't try to avoid SPASS keywords; instead, just suffix an underscore to all generated identifiers
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parents:
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diff
changeset
|
744 |
pool_map nice_problem_line lines #>> pair heading) problem |
711fec5b4f61
don't try to avoid SPASS keywords; instead, just suffix an underscore to all generated identifiers
blanchet
parents:
45938
diff
changeset
|
745 |
in nice_problem problem empty_pool end |
37509
f39464d971c4
factor out TPTP format output into file of its own, to facilitate further changes
blanchet
parents:
diff
changeset
|
746 |
|
f39464d971c4
factor out TPTP format output into file of its own, to facilitate further changes
blanchet
parents:
diff
changeset
|
747 |
end; |