src/HOL/Tools/res_clause.ML
author paulson
Fri, 24 Nov 2006 13:24:30 +0100
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ATP linkup now generates "new TPTP" rather than "old TPTP"
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(*  Author: Jia Meng, Cambridge University Computer Laboratory
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    ID: $Id$
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    Copyright 2004 University of Cambridge
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ML data structure for storing/printing FOL clauses and arity clauses.
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Typed equality is treated differently.
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*)
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(*FIXME: is this signature necessary? Or maybe define and open a Basic_ResClause?*)
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signature RES_CLAUSE =
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  sig
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  exception CLAUSE of string * term
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  type clause and arityClause and classrelClause
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  datatype fol_type = AtomV of string
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                    | AtomF of string
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                    | Comp of string * fol_type list;
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  datatype fol_term = UVar of string * fol_type
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                    | Fun of string * fol_type list * fol_term list;
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  datatype predicate = Predicate of string * fol_type list * fol_term list;
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  datatype kind = Axiom | Conjecture;
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  val name_of_kind : kind -> string
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  type typ_var and type_literal and literal
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  val literals_of_term: Term.term -> literal list * (typ_var * Term.sort) list
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  val add_typs_aux : (typ_var * string list) list -> type_literal list * type_literal list
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  val arity_clause_thy: theory -> arityClause list 
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  val ascii_of : string -> string
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  val tptp_pack : string list -> string
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  val make_classrel_clauses: theory -> class list -> class list -> classrelClause list 
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  val clause_prefix : string 
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  val clause2tptp : clause -> string * string list
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  val const_prefix : string
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  val dfg_write_file:  thm list -> string -> 
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       ((thm * (string * int)) list * classrelClause list * arityClause list) -> string list
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  val fixed_var_prefix : string
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  val gen_tptp_cls : int * string * string * string list -> string
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  val get_axiomName : clause ->  string
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  val get_literals : clause -> literal list
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  val init : theory -> unit
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  val isMeta : string -> bool
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  val isTaut : clause -> bool
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  val keep_types : bool ref
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  val list_ord : ('a * 'b -> order) -> 'a list * 'b list -> order
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  val make_axiom_clause : thm -> string * int -> clause option
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  val make_conjecture_clauses : thm list -> clause list
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  val make_fixed_const : string -> string		
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  val make_fixed_type_const : string -> string   
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  val make_fixed_type_var : string -> string
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  val make_fixed_var : string -> string
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  val make_schematic_type_var : string * int -> string
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  val make_schematic_var : string * int -> string
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  val make_type_class : string -> string
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  val mk_fol_type: string * string * fol_type list -> fol_type
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  val mk_typ_var_sort : Term.typ -> typ_var * sort
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  val paren_pack : string list -> string
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  val schematic_var_prefix : string
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  val string_of_fol_type : fol_type -> string
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  val tconst_prefix : string 
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  val tfree_prefix : string
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  val tptp_arity_clause : arityClause -> string
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  val tptp_classrelClause : classrelClause -> string
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  val tptp_of_typeLit : type_literal -> string
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  val tptp_tfree_clause : string -> string
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  val tptp_write_file: thm list -> string -> 
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       ((thm * (string * int)) list * classrelClause list * arityClause list) -> string list
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  val tvar_prefix : string
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  val union_all : ''a list list -> ''a list
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  val writeln_strs: TextIO.outstream -> TextIO.vector list -> unit
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  val dfg_sign: bool -> string -> string
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  val dfg_of_typeLit: type_literal -> string
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  val get_tvar_strs: (typ_var * sort) list -> string list
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  val gen_dfg_cls: int * string * string * string * string list -> string
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  val add_foltype_funcs: fol_type * int Symtab.table -> int Symtab.table
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  val add_arityClause_funcs: arityClause * int Symtab.table -> int Symtab.table
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  val add_arityClause_preds: arityClause * int Symtab.table -> int Symtab.table
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  val add_classrelClause_preds : classrelClause * int Symtab.table -> int Symtab.table
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  val dfg_tfree_clause : string -> string
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  val string_of_start: string -> string
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  val string_of_descrip : string -> string
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  val string_of_symbols: string -> string -> string
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  val string_of_funcs: (string * int) list -> string
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  val string_of_preds: (string * Int.int) list -> string
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  val dfg_classrelClause: classrelClause -> string
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  val dfg_arity_clause: arityClause -> string
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end;
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structure ResClause =
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struct
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val schematic_var_prefix = "V_";
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val fixed_var_prefix = "v_";
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val tvar_prefix = "T_";
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val tfree_prefix = "t_";
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val clause_prefix = "cls_"; 
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val arclause_prefix = "clsarity_" 
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val clrelclause_prefix = "clsrel_";
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val const_prefix = "c_";
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val tconst_prefix = "tc_"; 
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val class_prefix = "class_"; 
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fun union_all xss = foldl (op union) [] xss;
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(*Provide readable names for the more common symbolic functions*)
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val const_trans_table =
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      Symtab.make [("op =", "equal"),
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	  	   ("Orderings.less_eq", "lessequals"),
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		   ("Orderings.less", "less"),
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		   ("op &", "and"),
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		   ("op |", "or"),
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		   ("HOL.plus", "plus"),
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		   ("HOL.minus", "minus"),
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		   ("HOL.times", "times"),
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		   ("Divides.div", "div"),
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		   ("HOL.divide", "divide"),
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		   ("op -->", "implies"),
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		   ("{}", "emptyset"),
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		   ("op :", "in"),
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		   ("op Un", "union"),
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		   ("op Int", "inter"),
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		   ("List.op @", "append"),
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		   ("ATP_Linkup.fequal", "fequal"),
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		   ("ATP_Linkup.COMBI", "COMBI"),
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		   ("ATP_Linkup.COMBK", "COMBK"),
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		   ("ATP_Linkup.COMBB", "COMBB"),
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		   ("ATP_Linkup.COMBC", "COMBC"),
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		   ("ATP_Linkup.COMBS", "COMBS"),
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		   ("ATP_Linkup.COMBB'", "COMBB_e"),
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		   ("ATP_Linkup.COMBC'", "COMBC_e"),
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		   ("ATP_Linkup.COMBS'", "COMBS_e")];
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val type_const_trans_table =
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      Symtab.make [("*", "prod"),
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	  	   ("+", "sum"),
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		   ("~=>", "map")];
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(*Escaping of special characters.
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  Alphanumeric characters are left unchanged.
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  The character _ goes to __
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  Characters in the range ASCII space to / go to _A to _P, respectively.
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  Other printing characters go to _NNN where NNN is the decimal ASCII code.*)
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local
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val A_minus_space = Char.ord #"A" - Char.ord #" ";
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fun ascii_of_c c =
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  if Char.isAlphaNum c then String.str c
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  else if c = #"_" then "__"
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  else if #" " <= c andalso c <= #"/" 
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       then "_" ^ String.str (Char.chr (Char.ord c + A_minus_space))
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  else if Char.isPrint c then ("_" ^ Int.toString (Char.ord c))
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  else ""
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in
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val ascii_of = String.translate ascii_of_c;
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end;
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(* convert a list of strings into one single string; surrounded by brackets *)
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fun paren_pack [] = ""   (*empty argument list*)
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  | paren_pack strings = "(" ^ commas strings ^ ")";
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(*TSTP format uses (...) rather than the old [...]*)
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fun tptp_pack strings = "(" ^ space_implode " | " strings ^ ")";
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(*Remove the initial ' character from a type variable, if it is present*)
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fun trim_type_var s =
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  if s <> "" andalso String.sub(s,0) = #"'" then String.extract(s,1,NONE)
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  else error ("trim_type: Malformed type variable encountered: " ^ s);
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fun ascii_of_indexname (v,0) = ascii_of v
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  | ascii_of_indexname (v,i) = ascii_of v ^ "_" ^ Int.toString i;
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fun make_schematic_var v = schematic_var_prefix ^ (ascii_of_indexname v);
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fun make_fixed_var x = fixed_var_prefix ^ (ascii_of x);
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fun make_schematic_type_var (x,i) = 
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      tvar_prefix ^ (ascii_of_indexname (trim_type_var x,i));
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fun make_fixed_type_var x = tfree_prefix ^ (ascii_of (trim_type_var x));
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fun lookup_const c =
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    case Symtab.lookup const_trans_table c of
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        SOME c' => c'
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      | NONE => ascii_of c;
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fun lookup_type_const c = 
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    case Symtab.lookup type_const_trans_table c of
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        SOME c' => c'
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      | NONE => ascii_of c;
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fun make_fixed_const "op =" = "equal"   (*MUST BE "equal" because it's built-in to ATPs*)
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  | make_fixed_const c      = const_prefix ^ lookup_const c;
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fun make_fixed_type_const c = tconst_prefix ^ lookup_type_const c;
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fun make_type_class clas = class_prefix ^ ascii_of clas;
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(***** definitions and functions for FOL clauses, for conversion to TPTP or DFG format. *****)
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val keep_types = ref true;
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datatype kind = Axiom | Conjecture;
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fun name_of_kind Axiom = "axiom"
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  | name_of_kind Conjecture = "negated_conjecture";
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type clause_id = int;
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type axiom_name = string;
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type polarity = bool;
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(**** Isabelle FOL clauses ****)
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datatype typ_var = FOLTVar of indexname | FOLTFree of string;
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(*FIXME: give the constructors more sensible names*)
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datatype fol_type = AtomV of string
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		  | AtomF of string
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		  | Comp of string * fol_type list;
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fun string_of_fol_type (AtomV x) = x
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  | string_of_fol_type (AtomF x) = x
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  | string_of_fol_type (Comp(tcon,tps)) = 
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      tcon ^ (paren_pack (map string_of_fol_type tps));
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fun mk_fol_type ("Var",x,_) = AtomV(x)
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  | mk_fol_type ("Fixed",x,_) = AtomF(x)
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  | mk_fol_type ("Comp",con,args) = Comp(con,args)
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(*First string is the type class; the second is a TVar or TFfree*)
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datatype type_literal = LTVar of string * string | LTFree of string * string;
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datatype fol_term = UVar of string * fol_type
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                  | Fun of string * fol_type list * fol_term list;
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datatype predicate = Predicate of string * fol_type list * fol_term list;
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datatype literal = Literal of polarity * predicate;
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fun mk_typ_var_sort (TFree(a,s)) = (FOLTFree a,s)
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  | mk_typ_var_sort (TVar(v,s)) = (FOLTVar v,s);
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(*A clause has first-order literals and other, type-related literals*)
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datatype clause = 
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	 Clause of {clause_id: clause_id,
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		    axiom_name: axiom_name,
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		    th: thm,
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		    kind: kind,
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		    literals: literal list,
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		    types_sorts: (typ_var * sort) list};
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fun get_axiomName (Clause cls) = #axiom_name cls;
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fun get_literals (Clause cls) = #literals cls;
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exception CLAUSE of string * term;
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fun isFalse (Literal (pol, Predicate(pname,_,[]))) =
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      (pol andalso pname = "c_False") orelse
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      (not pol andalso pname = "c_True")
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  | isFalse _ = false;
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fun isTrue (Literal (pol, Predicate(pname,_,[]))) =
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      (pol andalso pname = "c_True") orelse
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      (not pol andalso pname = "c_False")
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  | isTrue _ = false;
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fun isTaut (Clause {literals,...}) = exists isTrue literals;  
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(*Declarations of the current theory--to allow suppressing types.*)
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val const_typargs = ref (Library.K [] : (string*typ -> typ list));
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fun num_typargs(s,T) = if !keep_types then length (!const_typargs (s,T)) else 0;
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(*Initialize the type suppression mechanism with the current theory before
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    producing any clauses!*)
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fun init thy = (const_typargs := Sign.const_typargs thy);
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(*Flatten a type to a fol_type while accumulating sort constraints on the TFrees and
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  TVars it contains.*)    
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fun type_of (Type (a, Ts)) = 
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      let val (folTyps, ts) = types_of Ts 
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	  val t = make_fixed_type_const a
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      in (Comp(t,folTyps), ts) end
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  | type_of (TFree (a,s)) = (AtomF(make_fixed_type_var a), [(FOLTFree a, s)]) 
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  | type_of (TVar (v, s)) = (AtomV(make_schematic_type_var v), [(FOLTVar v, s)])
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and types_of Ts =
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      let val (folTyps,ts) = ListPair.unzip (map type_of Ts)
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      in (folTyps, union_all ts) end;
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fun const_types_of (c,T) = types_of (!const_typargs (c,T));
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(* Any variables created via the METAHYPS tactical should be treated as
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   300
   universal vars, although it is represented as "Free(...)" by Isabelle *)
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val isMeta = String.isPrefix "METAHYP1_"
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   302
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fun pred_name_type (Const(c,T)) = (make_fixed_const c, const_types_of (c,T))
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  | pred_name_type (Free(x,T))  = 
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      if isMeta x then raise CLAUSE("Predicate Not First Order 1", Free(x,T)) 
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   306
      else (make_fixed_var x, ([],[]))
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  | pred_name_type (v as Var _) = raise CLAUSE("Predicate Not First Order 2", v)
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  | pred_name_type t        = raise CLAUSE("Predicate input unexpected", t);
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   310
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9a7ffce389c3 new treatment of polymorphic types, using Sign.const_typargs
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   311
(* For typed equality *)
15615
d72b1867d09d ensuring that "equal" is not a function
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   312
(* here "arg_typ" is the type of "="'s argument's type, not the type of the equality *)
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(* Find type of equality arg *)
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   314
fun eq_arg_type (Type("fun",[T,_])) = 
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   315
    let val (folT,_) = type_of T;
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   316
    in  folT  end;
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   317
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   318
fun fun_name_type (Const(c,T)) args = (make_fixed_const c, const_types_of (c,T))
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   319
  | fun_name_type (Free(x,T)) args  = 
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   320
       if isMeta x then raise CLAUSE("Function Not First Order", Free(x,T))
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   321
       else (make_fixed_var x, ([],[]))
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   322
  | fun_name_type f args = raise CLAUSE("Function Not First Order 1", f);
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   323
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   324
(*Convert a term to a fol_term while accumulating sort constraints on the TFrees and
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   325
  TVars it contains.*)    
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   326
fun term_of (Var(ind_nm,T)) = 
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   327
      let val (folType,ts) = type_of T
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   328
      in (UVar(make_schematic_var ind_nm, folType), ts) end
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   329
  | term_of (Free(x,T)) = 
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   330
      let val (folType, ts) = type_of T
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   331
      in
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   332
	  if isMeta x then (UVar(make_schematic_var(x,0),folType), ts)
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   333
	  else (Fun(make_fixed_var x, [], []), ts)  (*Frees don't need types!*)
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   334
      end
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   335
  | term_of app = 
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   336
      let val (f,args) = strip_comb app
18798
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   337
	  val (funName,(contys,ts1)) = fun_name_type f args
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   338
	  val (args',ts2) = terms_of args
17230
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   339
      in
18868
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   340
	  (Fun(funName,contys,args'), union_all (ts1::ts2))
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   341
      end
18798
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   342
and terms_of ts = ListPair.unzip (map term_of ts)
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   343
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   344
(*Create a predicate value, again accumulating sort constraints.*)    
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   345
fun pred_of (Const("op =", typ), args) =
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   346
      let val arg_typ = eq_arg_type typ 
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   347
	  val (args',ts) = terms_of args
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   348
	  val equal_name = make_fixed_const "op ="
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   349
      in
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	  (Predicate(equal_name,[arg_typ],args'),
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   351
	   union_all ts)
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   352
      end
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   353
  | pred_of (pred,args) = 
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   354
      let val (pname, (predType,ts1)) = pred_name_type pred
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   355
	  val (args',ts2) = terms_of args
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   356
      in
18856
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   357
	  (Predicate(pname,predType,args'), union_all (ts1::ts2))
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   358
      end;
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   359
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   360
(*Treatment of literals, possibly negated*)
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   361
fun predicate_of ((Const("Not",_) $ P), polarity) = predicate_of (P, not polarity)
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   362
  | predicate_of (term,polarity) = (pred_of (strip_comb term), polarity);
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   363
17888
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diff changeset
   364
fun literals_of_term1 args (Const("Trueprop",_) $ P) = literals_of_term1 args P
18856
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   365
  | literals_of_term1 args (Const("op |",_) $ P $ Q) = 
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   366
      literals_of_term1 (literals_of_term1 args P) Q
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   367
  | literals_of_term1 (lits, ts) P =
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   368
      let val ((pred, ts'), polarity) = predicate_of (P,true)
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   369
	  val lits' = Literal(polarity,pred) :: lits
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   370
      in
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   371
	  (lits', ts union ts')
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   372
      end;
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   373
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   374
val literals_of_term = literals_of_term1 ([],[]);
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diff changeset
   375
18403
df0c0f35c897 Changed literals' ordering and the functions for sorting literals.
mengj
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   376
df0c0f35c897 Changed literals' ordering and the functions for sorting literals.
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   377
fun list_ord _ ([],[]) = EQUAL
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   378
  | list_ord _ ([],_) = LESS
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   379
  | list_ord _ (_,[]) = GREATER
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   380
  | list_ord ord (x::xs, y::ys) = 
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   381
      (case ord(x,y) of EQUAL => list_ord ord (xs,ys)
33f1b4515ce4 Tidying and tracing. Handling exn CLAUSE so that errors don't reach top-level.
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diff changeset
   382
	 	      | xy_ord => xy_ord);
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diff changeset
   383
		     
18798
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diff changeset
   384
(*Make literals for sorted type variables.  FIXME: can it use map?*) 
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
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parents: 16976
diff changeset
   385
fun sorts_on_typs (_, [])   = ([]) 
16199
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diff changeset
   386
  | sorts_on_typs (v, "HOL.type" :: s) =
18411
2d3165a0fb40 No axiom, arity or classrel clauses contain HOL.type. Negative occurrences are
paulson
parents: 18409
diff changeset
   387
      sorts_on_typs (v,s)                (*IGNORE sort "type"*)
18798
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diff changeset
   388
  | sorts_on_typs ((FOLTVar indx), s::ss) =
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diff changeset
   389
      LTVar(make_type_class s, make_schematic_type_var indx) :: 
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   390
      sorts_on_typs ((FOLTVar indx), ss)
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   391
  | sorts_on_typs ((FOLTFree x), s::ss) =
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diff changeset
   392
      LTFree(make_type_class s, make_fixed_type_var x) :: 
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diff changeset
   393
      sorts_on_typs ((FOLTFree x), ss);
15347
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parents:
diff changeset
   394
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
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parents: 16976
diff changeset
   395
18798
ca02a2077955 tidying up SPASS output
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diff changeset
   396
fun pred_of_sort (LTVar (s,ty)) = (s,1)
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diff changeset
   397
|   pred_of_sort (LTFree (s,ty)) = (s,1)
17150
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parents: 16976
diff changeset
   398
16199
ee95ab217fee no longer emits literals for type class HOL.type; also minor tidying
paulson
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diff changeset
   399
(*Given a list of sorted type variables, return two separate lists.
ee95ab217fee no longer emits literals for type class HOL.type; also minor tidying
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   400
  The first is for TVars, the second for TFrees.*)
18856
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paulson
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diff changeset
   401
fun add_typs_aux [] = ([],[])
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   402
  | add_typs_aux ((FOLTVar indx,s)::tss) = 
17230
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   403
      let val vs = sorts_on_typs (FOLTVar indx, s)
18856
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   404
	  val (vss,fss) = add_typs_aux tss
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   405
      in
18856
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   406
	  (vs union vss, fss)
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
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diff changeset
   407
      end
18856
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   408
  | add_typs_aux ((FOLTFree x,s)::tss) =
17230
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   409
      let val fs = sorts_on_typs (FOLTFree x, s)
18856
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   410
	  val (vss,fss) = add_typs_aux tss
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   411
      in
18856
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   412
	  (vss, fs union fss)
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   413
      end;
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   414
20015
1ffcf4802802 Literals aren't sorted any more. Output overloaded constants' type var instantiations.
mengj
parents: 19719
diff changeset
   415
1ffcf4802802 Literals aren't sorted any more. Output overloaded constants' type var instantiations.
mengj
parents: 19719
diff changeset
   416
(** make axiom and conjecture clauses. **)
1ffcf4802802 Literals aren't sorted any more. Output overloaded constants' type var instantiations.
mengj
parents: 19719
diff changeset
   417
1ffcf4802802 Literals aren't sorted any more. Output overloaded constants' type var instantiations.
mengj
parents: 19719
diff changeset
   418
exception MAKE_CLAUSE;
1ffcf4802802 Literals aren't sorted any more. Output overloaded constants' type var instantiations.
mengj
parents: 19719
diff changeset
   419
fun make_clause (clause_id, axiom_name, th, kind) =
21470
7c1b59ddcd56 Consolidation of code to "blacklist" unhelpful theorems, including record
paulson
parents: 21432
diff changeset
   420
  let val (lits,types_sorts) = literals_of_term (prop_of th)
20018
5419a71d0baa removed the "tagging" feature
paulson
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diff changeset
   421
  in if forall isFalse lits 
5419a71d0baa removed the "tagging" feature
paulson
parents: 20015
diff changeset
   422
     then error "Problem too trivial for resolution (empty clause)"
5419a71d0baa removed the "tagging" feature
paulson
parents: 20015
diff changeset
   423
     else Clause {clause_id = clause_id, axiom_name = axiom_name, th = th, 
5419a71d0baa removed the "tagging" feature
paulson
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diff changeset
   424
                  kind = kind, literals = lits, types_sorts = types_sorts}
5419a71d0baa removed the "tagging" feature
paulson
parents: 20015
diff changeset
   425
  end;		     
20015
1ffcf4802802 Literals aren't sorted any more. Output overloaded constants' type var instantiations.
mengj
parents: 19719
diff changeset
   426
1ffcf4802802 Literals aren't sorted any more. Output overloaded constants' type var instantiations.
mengj
parents: 19719
diff changeset
   427
fun get_tvar_strs [] = []
1ffcf4802802 Literals aren't sorted any more. Output overloaded constants' type var instantiations.
mengj
parents: 19719
diff changeset
   428
  | get_tvar_strs ((FOLTVar indx,s)::tss) = 
20854
f9cf9e62d11c insert replacing ins ins_int ins_string
haftmann
parents: 20824
diff changeset
   429
      insert (op =) (make_schematic_type_var indx) (get_tvar_strs tss)
20015
1ffcf4802802 Literals aren't sorted any more. Output overloaded constants' type var instantiations.
mengj
parents: 19719
diff changeset
   430
  | get_tvar_strs((FOLTFree x,s)::tss) = get_tvar_strs tss
1ffcf4802802 Literals aren't sorted any more. Output overloaded constants' type var instantiations.
mengj
parents: 19719
diff changeset
   431
1ffcf4802802 Literals aren't sorted any more. Output overloaded constants' type var instantiations.
mengj
parents: 19719
diff changeset
   432
(* check if a clause is first-order before making a conjecture clause*)
20418
paulson
parents: 20038
diff changeset
   433
fun make_conjecture_clause n th =
paulson
parents: 20038
diff changeset
   434
  if Meson.is_fol_term (prop_of th) then make_clause(n, "conjecture", th, Conjecture)
paulson
parents: 20038
diff changeset
   435
  else raise CLAUSE("Goal is not FOL", prop_of th);
paulson
parents: 20038
diff changeset
   436
  
20015
1ffcf4802802 Literals aren't sorted any more. Output overloaded constants' type var instantiations.
mengj
parents: 19719
diff changeset
   437
fun make_conjecture_clauses_aux _ [] = []
1ffcf4802802 Literals aren't sorted any more. Output overloaded constants' type var instantiations.
mengj
parents: 19719
diff changeset
   438
  | make_conjecture_clauses_aux n (t::ts) =
1ffcf4802802 Literals aren't sorted any more. Output overloaded constants' type var instantiations.
mengj
parents: 19719
diff changeset
   439
      make_conjecture_clause n t :: make_conjecture_clauses_aux (n+1) ts
1ffcf4802802 Literals aren't sorted any more. Output overloaded constants' type var instantiations.
mengj
parents: 19719
diff changeset
   440
1ffcf4802802 Literals aren't sorted any more. Output overloaded constants' type var instantiations.
mengj
parents: 19719
diff changeset
   441
val make_conjecture_clauses = make_conjecture_clauses_aux 0
1ffcf4802802 Literals aren't sorted any more. Output overloaded constants' type var instantiations.
mengj
parents: 19719
diff changeset
   442
18199
d236379ea408 -- before converting axiom and conjecture clauses into ResClause.clause format, perform "check_is_fol_term" first.
mengj
parents: 18056
diff changeset
   443
(*before converting an axiom clause to "clause" format, check if it is FOL*)
19443
e32a4703d834 Take conjectures and axioms as thms when convert them to ResClause.clause format.
mengj
parents: 19354
diff changeset
   444
fun make_axiom_clause thm (ax_name,cls_id) =
20022
b07a138b4e7d some tidying; fixed the output of theorem names
paulson
parents: 20018
diff changeset
   445
  if Meson.is_fol_term (prop_of thm) 
b07a138b4e7d some tidying; fixed the output of theorem names
paulson
parents: 20018
diff changeset
   446
  then (SOME (make_clause(cls_id, ax_name, thm, Axiom)) handle MAKE_CLAUSE => NONE)
b07a138b4e7d some tidying; fixed the output of theorem names
paulson
parents: 20018
diff changeset
   447
  else (Output.debug ("Omitting " ^ ax_name ^ ": Axiom is not FOL"); NONE)
20015
1ffcf4802802 Literals aren't sorted any more. Output overloaded constants' type var instantiations.
mengj
parents: 19719
diff changeset
   448
    
19443
e32a4703d834 Take conjectures and axioms as thms when convert them to ResClause.clause format.
mengj
parents: 19354
diff changeset
   449
fun make_axiom_clauses [] = []
e32a4703d834 Take conjectures and axioms as thms when convert them to ResClause.clause format.
mengj
parents: 19354
diff changeset
   450
  | make_axiom_clauses ((thm,(name,id))::thms) =
20022
b07a138b4e7d some tidying; fixed the output of theorem names
paulson
parents: 20018
diff changeset
   451
      case make_axiom_clause thm (name,id) of 
b07a138b4e7d some tidying; fixed the output of theorem names
paulson
parents: 20018
diff changeset
   452
          SOME cls => if isTaut cls then make_axiom_clauses thms 
b07a138b4e7d some tidying; fixed the output of theorem names
paulson
parents: 20018
diff changeset
   453
                      else (name,cls) :: make_axiom_clauses thms
b07a138b4e7d some tidying; fixed the output of theorem names
paulson
parents: 20018
diff changeset
   454
        | NONE => make_axiom_clauses thms;
19354
aebf9dddccd7 tptp_write_file accepts axioms as thm.
mengj
parents: 19277
diff changeset
   455
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   456
(**** Isabelle arities ****)
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   457
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   458
exception ARCLAUSE of string;
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   459
 
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   460
type class = string; 
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   461
type tcons = string; 
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   462
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   463
datatype arLit = TConsLit of bool * (class * tcons * string list)
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   464
               | TVarLit of bool * (class * string);
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   465
 
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   466
datatype arityClause =  
21373
18f519614978 Arity clauses are now produced only for types and type classes actually used.
paulson
parents: 21290
diff changeset
   467
	 ArityClause of {axiom_name: axiom_name,
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   468
			 kind: kind,
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   469
			 conclLit: arLit,
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   470
			 premLits: arLit list};
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   471
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   472
18798
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   473
fun gen_TVars 0 = []
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   474
  | gen_TVars n = ("T_" ^ Int.toString n) :: gen_TVars (n-1);
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   475
18411
2d3165a0fb40 No axiom, arity or classrel clauses contain HOL.type. Negative occurrences are
paulson
parents: 18409
diff changeset
   476
fun pack_sort(_,[])  = []
2d3165a0fb40 No axiom, arity or classrel clauses contain HOL.type. Negative occurrences are
paulson
parents: 18409
diff changeset
   477
  | pack_sort(tvar, "HOL.type"::srt) = pack_sort(tvar, srt)   (*IGNORE sort "type"*)
2d3165a0fb40 No axiom, arity or classrel clauses contain HOL.type. Negative occurrences are
paulson
parents: 18409
diff changeset
   478
  | pack_sort(tvar, cls::srt) =  (make_type_class cls, tvar) :: pack_sort(tvar, srt);
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   479
    
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   480
fun make_TVarLit (b, (cls,str)) = TVarLit(b, (cls,str));
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   481
fun make_TConsLit (b, (cls,tcons,tvars)) = 
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   482
      TConsLit(b, (make_type_class cls, make_fixed_type_const tcons, tvars));
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   483
18411
2d3165a0fb40 No axiom, arity or classrel clauses contain HOL.type. Negative occurrences are
paulson
parents: 18409
diff changeset
   484
(*Arity of type constructor tcon :: (arg1,...,argN)res*)
21373
18f519614978 Arity clauses are now produced only for types and type classes actually used.
paulson
parents: 21290
diff changeset
   485
fun make_axiom_arity_clause (tcons, axiom_name, (res,args)) =
17845
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   486
   let val nargs = length args
18798
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   487
       val tvars = gen_TVars nargs
17845
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   488
       val tvars_srts = ListPair.zip (tvars,args)
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   489
       val tvars_srts' = union_all(map pack_sort tvars_srts)
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   490
       val false_tvars_srts' = map (pair false) tvars_srts'
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   491
   in
21373
18f519614978 Arity clauses are now produced only for types and type classes actually used.
paulson
parents: 21290
diff changeset
   492
      ArityClause {axiom_name = axiom_name, kind = Axiom, 
18411
2d3165a0fb40 No axiom, arity or classrel clauses contain HOL.type. Negative occurrences are
paulson
parents: 18409
diff changeset
   493
                   conclLit = make_TConsLit(true, (res,tcons,tvars)), 
17845
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   494
                   premLits = map make_TVarLit false_tvars_srts'}
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   495
   end;
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   496
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   497
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   498
(**** Isabelle class relations ****)
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   499
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   500
datatype classrelClause = 
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   501
	 ClassrelClause of {axiom_name: axiom_name,
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   502
			    subclass: class,
18411
2d3165a0fb40 No axiom, arity or classrel clauses contain HOL.type. Negative occurrences are
paulson
parents: 18409
diff changeset
   503
			    superclass: class};
21290
33b6bb5d6ab8 Improvement to classrel clauses: now outputs the minimum needed.
paulson
parents: 21254
diff changeset
   504
 
33b6bb5d6ab8 Improvement to classrel clauses: now outputs the minimum needed.
paulson
parents: 21254
diff changeset
   505
(*Generate all pairs (sub,super) such that sub is a proper subclass of super in theory thy.*)
21432
625797c592b2 Optimized class_pairs for the common case of no subclasses
paulson
parents: 21416
diff changeset
   506
fun class_pairs thy [] supers = []
625797c592b2 Optimized class_pairs for the common case of no subclasses
paulson
parents: 21416
diff changeset
   507
  | class_pairs thy subs supers =
625797c592b2 Optimized class_pairs for the common case of no subclasses
paulson
parents: 21416
diff changeset
   508
      let val class_less = Sorts.class_less(Sign.classes_of thy)
625797c592b2 Optimized class_pairs for the common case of no subclasses
paulson
parents: 21416
diff changeset
   509
	  fun add_super sub (super,pairs) = 
625797c592b2 Optimized class_pairs for the common case of no subclasses
paulson
parents: 21416
diff changeset
   510
		if class_less (sub,super) then (sub,super)::pairs else pairs
625797c592b2 Optimized class_pairs for the common case of no subclasses
paulson
parents: 21416
diff changeset
   511
	  fun add_supers (sub,pairs) = foldl (add_super sub) pairs supers
625797c592b2 Optimized class_pairs for the common case of no subclasses
paulson
parents: 21416
diff changeset
   512
      in  foldl add_supers [] subs  end;
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   513
21290
33b6bb5d6ab8 Improvement to classrel clauses: now outputs the minimum needed.
paulson
parents: 21254
diff changeset
   514
fun make_classrelClause (sub,super) =
33b6bb5d6ab8 Improvement to classrel clauses: now outputs the minimum needed.
paulson
parents: 21254
diff changeset
   515
  ClassrelClause {axiom_name = clrelclause_prefix ^ ascii_of sub ^ "_" ^ ascii_of super,
33b6bb5d6ab8 Improvement to classrel clauses: now outputs the minimum needed.
paulson
parents: 21254
diff changeset
   516
                  subclass = make_type_class sub, 
33b6bb5d6ab8 Improvement to classrel clauses: now outputs the minimum needed.
paulson
parents: 21254
diff changeset
   517
                  superclass = make_type_class super};
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   518
21290
33b6bb5d6ab8 Improvement to classrel clauses: now outputs the minimum needed.
paulson
parents: 21254
diff changeset
   519
fun make_classrel_clauses thy subs supers =
33b6bb5d6ab8 Improvement to classrel clauses: now outputs the minimum needed.
paulson
parents: 21254
diff changeset
   520
  map make_classrelClause (class_pairs thy subs supers);
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   521
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   522
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   523
(** Isabelle arities **)
17845
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   524
21373
18f519614978 Arity clauses are now produced only for types and type classes actually used.
paulson
parents: 21290
diff changeset
   525
fun arity_clause _ _ (tcons, []) = []
18f519614978 Arity clauses are now produced only for types and type classes actually used.
paulson
parents: 21290
diff changeset
   526
  | arity_clause seen n (tcons, ("HOL.type",_)::ars) =  (*ignore*)
18f519614978 Arity clauses are now produced only for types and type classes actually used.
paulson
parents: 21290
diff changeset
   527
      arity_clause seen n (tcons,ars)
18f519614978 Arity clauses are now produced only for types and type classes actually used.
paulson
parents: 21290
diff changeset
   528
  | arity_clause seen n (tcons, (ar as (class,_)) :: ars) =
18f519614978 Arity clauses are now produced only for types and type classes actually used.
paulson
parents: 21290
diff changeset
   529
      if class mem_string seen then (*multiple arities for the same tycon, class pair*)
18f519614978 Arity clauses are now produced only for types and type classes actually used.
paulson
parents: 21290
diff changeset
   530
	  make_axiom_arity_clause (tcons, lookup_type_const tcons ^ "_" ^ class ^ "_" ^ Int.toString n, ar) :: 
18f519614978 Arity clauses are now produced only for types and type classes actually used.
paulson
parents: 21290
diff changeset
   531
	  arity_clause seen (n+1) (tcons,ars)
18f519614978 Arity clauses are now produced only for types and type classes actually used.
paulson
parents: 21290
diff changeset
   532
      else
18f519614978 Arity clauses are now produced only for types and type classes actually used.
paulson
parents: 21290
diff changeset
   533
	  make_axiom_arity_clause (tcons, lookup_type_const tcons ^ "_" ^ class, ar) :: 
18f519614978 Arity clauses are now produced only for types and type classes actually used.
paulson
parents: 21290
diff changeset
   534
	  arity_clause (class::seen) n (tcons,ars)
17845
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   535
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   536
fun multi_arity_clause [] = []
19155
b294c097767e new order for arity clauses
paulson
parents: 18920
diff changeset
   537
  | multi_arity_clause ((tcons,ars) :: tc_arlists) =
21373
18f519614978 Arity clauses are now produced only for types and type classes actually used.
paulson
parents: 21290
diff changeset
   538
      arity_clause [] 1 (tcons, ars)  @  
19155
b294c097767e new order for arity clauses
paulson
parents: 18920
diff changeset
   539
      multi_arity_clause tc_arlists 
17845
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   540
21373
18f519614978 Arity clauses are now produced only for types and type classes actually used.
paulson
parents: 21290
diff changeset
   541
(*Generate all pairs (tycon,class,sorts) such that tycon belongs to class in theory thy.*)
18f519614978 Arity clauses are now produced only for types and type classes actually used.
paulson
parents: 21290
diff changeset
   542
fun type_class_pairs thy tycons classes =
18f519614978 Arity clauses are now produced only for types and type classes actually used.
paulson
parents: 21290
diff changeset
   543
  let val alg = Sign.classes_of thy
18f519614978 Arity clauses are now produced only for types and type classes actually used.
paulson
parents: 21290
diff changeset
   544
      fun domain_sorts (tycon,class) = Sorts.mg_domain alg tycon [class]
18f519614978 Arity clauses are now produced only for types and type classes actually used.
paulson
parents: 21290
diff changeset
   545
      fun add_class tycon (class,pairs) = 
18f519614978 Arity clauses are now produced only for types and type classes actually used.
paulson
parents: 21290
diff changeset
   546
            (class, domain_sorts(tycon,class))::pairs 
18f519614978 Arity clauses are now produced only for types and type classes actually used.
paulson
parents: 21290
diff changeset
   547
            handle Sorts.CLASS_ERROR _ => pairs
18f519614978 Arity clauses are now produced only for types and type classes actually used.
paulson
parents: 21290
diff changeset
   548
      fun try_classes tycon = (tycon, foldl (add_class tycon) [] classes)
18f519614978 Arity clauses are now produced only for types and type classes actually used.
paulson
parents: 21290
diff changeset
   549
  in  map try_classes tycons  end;
18f519614978 Arity clauses are now produced only for types and type classes actually used.
paulson
parents: 21290
diff changeset
   550
18f519614978 Arity clauses are now produced only for types and type classes actually used.
paulson
parents: 21290
diff changeset
   551
fun arity_clause_thy thy tycons classes =
18f519614978 Arity clauses are now produced only for types and type classes actually used.
paulson
parents: 21290
diff changeset
   552
  multi_arity_clause (type_class_pairs thy tycons classes);
17845
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   553
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   554
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   555
(**** Find occurrences of predicates in clauses ****)
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   556
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   557
(*FIXME: multiple-arity checking doesn't work, as update_new is the wrong 
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   558
  function (it flags repeated declarations of a function, even with the same arity)*)
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   559
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   560
fun update_many (tab, keypairs) = foldl (uncurry Symtab.update) tab keypairs;
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   561
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   562
fun add_predicate_preds (Predicate(pname,tys,tms), preds) = 
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   563
  if pname = "equal" then preds (*equality is built-in and requires no declaration*)
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   564
  else Symtab.update (pname, length tys + length tms) preds
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   565
20018
5419a71d0baa removed the "tagging" feature
paulson
parents: 20015
diff changeset
   566
fun add_literal_preds (Literal(_,pred), preds) = add_predicate_preds (pred,preds)
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   567
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   568
fun add_type_sort_preds ((FOLTVar indx,s), preds) = 
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   569
      update_many (preds, map pred_of_sort (sorts_on_typs (FOLTVar indx, s)))
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   570
  | add_type_sort_preds ((FOLTFree x,s), preds) =
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   571
      update_many (preds, map pred_of_sort (sorts_on_typs (FOLTFree x, s)));
17845
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   572
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   573
fun add_clause_preds (Clause {literals, types_sorts, ...}, preds) =
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   574
  foldl add_literal_preds (foldl add_type_sort_preds preds types_sorts) literals
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   575
  handle Symtab.DUP a => raise ERROR ("predicate " ^ a ^ " has multiple arities")
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   576
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   577
fun add_classrelClause_preds (ClassrelClause {subclass,superclass,...}, preds) =
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   578
  Symtab.update (subclass,1) (Symtab.update (superclass,1) preds);
17845
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   579
21373
18f519614978 Arity clauses are now produced only for types and type classes actually used.
paulson
parents: 21290
diff changeset
   580
(*Not sure the TVar case is ever used*)
18f519614978 Arity clauses are now produced only for types and type classes actually used.
paulson
parents: 21290
diff changeset
   581
fun class_of_arityLit (TConsLit(_, (tclass, _, _))) = tclass
18f519614978 Arity clauses are now produced only for types and type classes actually used.
paulson
parents: 21290
diff changeset
   582
  | class_of_arityLit (TVarLit(_, (tclass, _))) = tclass;
18f519614978 Arity clauses are now produced only for types and type classes actually used.
paulson
parents: 21290
diff changeset
   583
18f519614978 Arity clauses are now produced only for types and type classes actually used.
paulson
parents: 21290
diff changeset
   584
fun add_arityClause_preds (ArityClause {conclLit,premLits,...}, preds) =
18f519614978 Arity clauses are now produced only for types and type classes actually used.
paulson
parents: 21290
diff changeset
   585
  let val classes = map class_of_arityLit (conclLit::premLits)
18f519614978 Arity clauses are now produced only for types and type classes actually used.
paulson
parents: 21290
diff changeset
   586
      fun upd (class,preds) = Symtab.update (class,1) preds
18f519614978 Arity clauses are now produced only for types and type classes actually used.
paulson
parents: 21290
diff changeset
   587
  in  foldl upd preds classes  end;
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   588
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   589
fun preds_of_clauses clauses clsrel_clauses arity_clauses = 
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   590
  Symtab.dest
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   591
    (foldl add_classrelClause_preds 
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   592
      (foldl add_arityClause_preds
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   593
        (foldl add_clause_preds Symtab.empty clauses)
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   594
        arity_clauses)
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   595
      clsrel_clauses)
18798
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   596
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   597
(*** Find occurrences of functions in clauses ***)
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   598
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   599
fun add_foltype_funcs (AtomV _, funcs) = funcs
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   600
  | add_foltype_funcs (AtomF a, funcs) = Symtab.update (a,0) funcs
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   601
  | add_foltype_funcs (Comp(a,tys), funcs) = 
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   602
      foldl add_foltype_funcs (Symtab.update (a, length tys) funcs) tys;
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   603
20038
73231d03a2ac Some tidying.
paulson
parents: 20022
diff changeset
   604
fun add_folterm_funcs (UVar(_,ty), funcs) = add_foltype_funcs (ty, funcs)
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   605
  | add_folterm_funcs (Fun(a,tys,tms), funcs) = 
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   606
      foldl add_foltype_funcs 
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   607
	    (foldl add_folterm_funcs (Symtab.update (a, length tys + length tms) funcs) 
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   608
	           tms) 
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   609
	    tys
18798
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   610
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   611
fun add_predicate_funcs (Predicate(_,tys,tms), funcs) = 
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   612
    foldl add_foltype_funcs (foldl add_folterm_funcs funcs tms) tys;
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   613
20018
5419a71d0baa removed the "tagging" feature
paulson
parents: 20015
diff changeset
   614
fun add_literal_funcs (Literal(_,pred), funcs) = add_predicate_funcs (pred,funcs)
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   615
20038
73231d03a2ac Some tidying.
paulson
parents: 20022
diff changeset
   616
(*TFrees are recorded as constants*)
73231d03a2ac Some tidying.
paulson
parents: 20022
diff changeset
   617
fun add_type_sort_funcs ((FOLTVar _, _), funcs) = funcs
73231d03a2ac Some tidying.
paulson
parents: 20022
diff changeset
   618
  | add_type_sort_funcs ((FOLTFree a, _), funcs) = 
73231d03a2ac Some tidying.
paulson
parents: 20022
diff changeset
   619
      Symtab.update (make_fixed_type_var a, 0) funcs
73231d03a2ac Some tidying.
paulson
parents: 20022
diff changeset
   620
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   621
fun add_arityClause_funcs (ArityClause {conclLit,...}, funcs) =
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   622
  let val TConsLit(_, (_, tcons, tvars)) = conclLit
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   623
  in  Symtab.update (tcons, length tvars) funcs  end;
17845
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   624
20038
73231d03a2ac Some tidying.
paulson
parents: 20022
diff changeset
   625
fun add_clause_funcs (Clause {literals, types_sorts, ...}, funcs) =
73231d03a2ac Some tidying.
paulson
parents: 20022
diff changeset
   626
  foldl add_literal_funcs (foldl add_type_sort_funcs funcs types_sorts)
73231d03a2ac Some tidying.
paulson
parents: 20022
diff changeset
   627
       literals
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   628
  handle Symtab.DUP a => raise ERROR ("function " ^ a ^ " has multiple arities")
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   629
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   630
fun funcs_of_clauses clauses arity_clauses = 
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   631
  Symtab.dest (foldl add_arityClause_funcs 
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   632
                     (foldl add_clause_funcs Symtab.empty clauses)
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   633
                     arity_clauses)
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   634
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   635
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   636
(**** String-oriented operations ****)
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   637
21509
6c5755ad9cae ATP linkup now generates "new TPTP" rather than "old TPTP"
paulson
parents: 21470
diff changeset
   638
fun string_of_term (UVar(x,_)) = x
20015
1ffcf4802802 Literals aren't sorted any more. Output overloaded constants' type var instantiations.
mengj
parents: 19719
diff changeset
   639
  | string_of_term (Fun (name,typs,[])) = name ^ (paren_pack (map string_of_fol_type typs))
18218
9a7ffce389c3 new treatment of polymorphic types, using Sign.const_typargs
paulson
parents: 18199
diff changeset
   640
  | string_of_term (Fun (name,typs,terms)) = 
21509
6c5755ad9cae ATP linkup now generates "new TPTP" rather than "old TPTP"
paulson
parents: 21470
diff changeset
   641
      let val typs' = if !keep_types then map string_of_fol_type typs else []
6c5755ad9cae ATP linkup now generates "new TPTP" rather than "old TPTP"
paulson
parents: 21470
diff changeset
   642
      in  name ^ (paren_pack (map string_of_term terms @ typs'))  end;
6c5755ad9cae ATP linkup now generates "new TPTP" rather than "old TPTP"
paulson
parents: 21470
diff changeset
   643
6c5755ad9cae ATP linkup now generates "new TPTP" rather than "old TPTP"
paulson
parents: 21470
diff changeset
   644
fun string_of_pair [t1,t2] = (string_of_term t1, string_of_term t2)
6c5755ad9cae ATP linkup now generates "new TPTP" rather than "old TPTP"
paulson
parents: 21470
diff changeset
   645
  | string_of_pair _ = raise ERROR ("equality predicate requires two arguments");
6c5755ad9cae ATP linkup now generates "new TPTP" rather than "old TPTP"
paulson
parents: 21470
diff changeset
   646
6c5755ad9cae ATP linkup now generates "new TPTP" rather than "old TPTP"
paulson
parents: 21470
diff changeset
   647
fun string_of_equality ts =
6c5755ad9cae ATP linkup now generates "new TPTP" rather than "old TPTP"
paulson
parents: 21470
diff changeset
   648
  let val (s1,s2) = string_of_pair ts
6c5755ad9cae ATP linkup now generates "new TPTP" rather than "old TPTP"
paulson
parents: 21470
diff changeset
   649
  in "equal(" ^ s1 ^ "," ^ s2 ^ ")" end;
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   650
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   651
(* before output the string of the predicate, check if the predicate corresponds to an equality or not. *)
21509
6c5755ad9cae ATP linkup now generates "new TPTP" rather than "old TPTP"
paulson
parents: 21470
diff changeset
   652
fun string_of_predicate (Predicate("equal",_,ts)) = string_of_equality ts
6c5755ad9cae ATP linkup now generates "new TPTP" rather than "old TPTP"
paulson
parents: 21470
diff changeset
   653
  | string_of_predicate (Predicate(name,typs,ts)) = 
6c5755ad9cae ATP linkup now generates "new TPTP" rather than "old TPTP"
paulson
parents: 21470
diff changeset
   654
      let val typs' = if !keep_types then map string_of_fol_type typs else []
6c5755ad9cae ATP linkup now generates "new TPTP" rather than "old TPTP"
paulson
parents: 21470
diff changeset
   655
      in  name ^ (paren_pack (map string_of_term ts @ typs'))  end;
17317
3f12de2e2e6e Isabelle-ATP link: sortable axiom names; no spaces in switches; general tidying
paulson
parents: 17312
diff changeset
   656
3f12de2e2e6e Isabelle-ATP link: sortable axiom names; no spaces in switches; general tidying
paulson
parents: 17312
diff changeset
   657
fun string_of_clausename (cls_id,ax_name) = 
17525
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
   658
    clause_prefix ^ ascii_of ax_name ^ "_" ^ Int.toString cls_id;
17317
3f12de2e2e6e Isabelle-ATP link: sortable axiom names; no spaces in switches; general tidying
paulson
parents: 17312
diff changeset
   659
3f12de2e2e6e Isabelle-ATP link: sortable axiom names; no spaces in switches; general tidying
paulson
parents: 17312
diff changeset
   660
fun string_of_type_clsname (cls_id,ax_name,idx) = 
17525
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
   661
    string_of_clausename (cls_id,ax_name) ^ "_tcs" ^ (Int.toString idx);
18863
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   662
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   663
(*Write a list of strings to a file*)
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   664
fun writeln_strs os = List.app (fn s => TextIO.output (os,s));
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   665
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   666
    
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   667
(**** Producing DFG files ****)
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   668
18863
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   669
(*Attach sign in DFG syntax: false means negate.*)
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   670
fun dfg_sign true s = s
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   671
  | dfg_sign false s = "not(" ^ s ^ ")"  
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   672
20018
5419a71d0baa removed the "tagging" feature
paulson
parents: 20015
diff changeset
   673
fun dfg_literal (Literal(pol,pred)) = dfg_sign pol (string_of_predicate pred)
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   674
18798
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   675
fun dfg_of_typeLit (LTVar (s,ty)) = "not(" ^ s ^ "(" ^ ty ^ "))"
18856
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   676
  | dfg_of_typeLit (LTFree (s,ty)) = s ^ "(" ^ ty ^ ")";
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   677
 
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   678
(*Enclose the clause body by quantifiers, if necessary*)
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   679
fun dfg_forall [] body = body  
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   680
  | dfg_forall vars body = "forall([" ^ commas vars ^ "],\n" ^ body ^ ")"
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   681
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   682
fun gen_dfg_cls (cls_id, ax_name, knd, lits, vars) = 
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   683
    "clause( %(" ^ knd ^ ")\n" ^ 
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   684
    dfg_forall vars ("or(" ^ lits ^ ")") ^ ",\n" ^ 
18863
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   685
    string_of_clausename (cls_id,ax_name) ^  ").\n\n";
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   686
18869
00741f7280f7 removal of ResClause.num_of_clauses and other simplifications
paulson
parents: 18868
diff changeset
   687
fun dfg_clause_aux (Clause{literals, types_sorts, ...}) = 
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   688
  let val lits = map dfg_literal literals
18869
00741f7280f7 removal of ResClause.num_of_clauses and other simplifications
paulson
parents: 18868
diff changeset
   689
      val (tvar_lits,tfree_lits) = add_typs_aux types_sorts
17230
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   690
      val tvar_lits_strs = 
18869
00741f7280f7 removal of ResClause.num_of_clauses and other simplifications
paulson
parents: 18868
diff changeset
   691
	  if !keep_types then map dfg_of_typeLit tvar_lits else []
17230
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   692
      val tfree_lits =
18869
00741f7280f7 removal of ResClause.num_of_clauses and other simplifications
paulson
parents: 18868
diff changeset
   693
          if !keep_types then map dfg_of_typeLit tfree_lits else []
17230
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   694
  in
17234
12a9393c5d77 further tidying up of Isabelle-ATP link
paulson
parents: 17230
diff changeset
   695
      (tvar_lits_strs @ lits, tfree_lits)
17230
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   696
  end; 
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   697
20018
5419a71d0baa removed the "tagging" feature
paulson
parents: 20015
diff changeset
   698
fun dfg_folterms (Literal(pol,pred)) = 
18856
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   699
  let val Predicate (_, _, folterms) = pred
18218
9a7ffce389c3 new treatment of polymorphic types, using Sign.const_typargs
paulson
parents: 18199
diff changeset
   700
  in  folterms  end
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   701
17404
d16c3a62c396 the experimental tagging system, and the usual tidying
paulson
parents: 17375
diff changeset
   702
fun get_uvars (UVar(a,typ)) = [a] 
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   703
  | get_uvars (Fun (_,typ,tlist)) = union_all(map get_uvars tlist)
17404
d16c3a62c396 the experimental tagging system, and the usual tidying
paulson
parents: 17375
diff changeset
   704
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   705
fun dfg_vars (Clause {literals,...}) =
18920
7635e0060cd4 removal of case analysis clauses
paulson
parents: 18869
diff changeset
   706
  union_all (map get_uvars (List.concat (map dfg_folterms literals)))
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   707
18798
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   708
fun clause2dfg (cls as Clause{axiom_name,clause_id,kind,types_sorts,...}) =
17230
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   709
    let val (lits,tfree_lits) = dfg_clause_aux cls 
18798
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   710
            (*"lits" includes the typing assumptions (TVars)*)
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   711
        val vars = dfg_vars cls
18798
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   712
        val tvars = get_tvar_strs types_sorts
20038
73231d03a2ac Some tidying.
paulson
parents: 20022
diff changeset
   713
	val cls_str = gen_dfg_cls(clause_id, axiom_name, name_of_kind kind, 
73231d03a2ac Some tidying.
paulson
parents: 20022
diff changeset
   714
	                           commas lits, tvars@vars) 
18798
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   715
    in (cls_str, tfree_lits) end;
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   716
18798
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   717
fun string_of_arity (name, num) =  "(" ^ name ^ "," ^ Int.toString num ^ ")"
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   718
18856
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   719
fun string_of_preds [] = ""
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   720
  | string_of_preds preds = "predicates[" ^ commas(map string_of_arity preds) ^ "].\n";
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   721
18856
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   722
fun string_of_funcs [] = ""
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   723
  | string_of_funcs funcs = "functions[" ^ commas(map string_of_arity funcs) ^ "].\n" ;
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   724
17234
12a9393c5d77 further tidying up of Isabelle-ATP link
paulson
parents: 17230
diff changeset
   725
fun string_of_symbols predstr funcstr = 
12a9393c5d77 further tidying up of Isabelle-ATP link
paulson
parents: 17230
diff changeset
   726
  "list_of_symbols.\n" ^ predstr  ^ funcstr  ^ "end_of_list.\n\n";
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   727
18798
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   728
fun string_of_start name = "begin_problem(" ^ name ^ ").\n\n";
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   729
18863
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   730
fun string_of_descrip name = 
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   731
  "list_of_descriptions.\nname({*" ^ name ^ 
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   732
  "*}).\nauthor({*Isabelle*}).\nstatus(unknown).\ndescription({*auto-generated*}).\nend_of_list.\n\n"
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   733
18863
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   734
fun dfg_tfree_clause tfree_lit =
21509
6c5755ad9cae ATP linkup now generates "new TPTP" rather than "old TPTP"
paulson
parents: 21470
diff changeset
   735
  "clause( %(negated_conjecture)\n" ^ "or( " ^ tfree_lit ^ "),\n" ^ "tfree_tcs" ^ ").\n\n"
18863
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   736
21373
18f519614978 Arity clauses are now produced only for types and type classes actually used.
paulson
parents: 21290
diff changeset
   737
fun string_of_arClauseID (ArityClause {axiom_name,...}) =
18f519614978 Arity clauses are now produced only for types and type classes actually used.
paulson
parents: 21290
diff changeset
   738
    arclause_prefix ^ ascii_of axiom_name;
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   739
18863
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   740
fun dfg_of_arLit (TConsLit(pol,(c,t,args))) =
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   741
      dfg_sign pol (c ^ "(" ^ t ^ paren_pack args ^ ")")
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   742
  | dfg_of_arLit (TVarLit(pol,(c,str))) =
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   743
      dfg_sign pol (c ^ "(" ^ str ^ ")")
17525
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
   744
    
20038
73231d03a2ac Some tidying.
paulson
parents: 20022
diff changeset
   745
fun dfg_classrelLits sub sup =  "not(" ^ sub ^ "(T)), " ^ sup ^ "(T)";
17525
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
   746
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   747
fun dfg_classrelClause (ClassrelClause {axiom_name,subclass,superclass,...}) =
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   748
  "clause(forall([T],\nor( " ^ dfg_classrelLits subclass superclass ^ ")),\n" ^
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   749
  axiom_name ^ ").\n\n";
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   750
      
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   751
fun dfg_arity_clause (arcls as ArityClause{kind,conclLit,premLits,...}) = 
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   752
  let val arcls_id = string_of_arClauseID arcls
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   753
      val knd = name_of_kind kind
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   754
      val TConsLit(_, (_,_,tvars)) = conclLit
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   755
      val lits = map dfg_of_arLit (conclLit :: premLits)
18863
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   756
  in
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   757
      "clause( %(" ^ knd ^ ")\n" ^ 
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   758
      dfg_forall tvars ("or( " ^ commas lits ^ ")") ^ ",\n" ^
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   759
      arcls_id ^ ").\n\n"
18863
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   760
  end;
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   761
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   762
(* write out a subgoal in DFG format to the file "xxxx_N"*)
20038
73231d03a2ac Some tidying.
paulson
parents: 20022
diff changeset
   763
fun dfg_write_file thms filename (ax_tuples,classrel_clauses,arity_clauses) = 
18863
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   764
  let 
19207
33f1b4515ce4 Tidying and tracing. Handling exn CLAUSE so that errors don't reach top-level.
paulson
parents: 19197
diff changeset
   765
    val _ = Output.debug ("Preparing to write the DFG file " ^ filename)
19719
837025cc6317 Changed input interface of dfg_write_file.
mengj
parents: 19642
diff changeset
   766
    val conjectures = make_conjecture_clauses thms
20038
73231d03a2ac Some tidying.
paulson
parents: 20022
diff changeset
   767
    val (clnames,axclauses) = ListPair.unzip (make_axiom_clauses ax_tuples)
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   768
    val (dfg_clss, tfree_litss) = ListPair.unzip (map clause2dfg conjectures)
20038
73231d03a2ac Some tidying.
paulson
parents: 20022
diff changeset
   769
    val clss = conjectures @ axclauses
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   770
    val funcs = funcs_of_clauses clss arity_clauses
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   771
    and preds = preds_of_clauses clss classrel_clauses arity_clauses
18863
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   772
    and probname = Path.pack (Path.base (Path.unpack filename))
20038
73231d03a2ac Some tidying.
paulson
parents: 20022
diff changeset
   773
    val (axstrs, _) = ListPair.unzip (map clause2dfg axclauses)
18863
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   774
    val tfree_clss = map dfg_tfree_clause (union_all tfree_litss) 
19155
b294c097767e new order for arity clauses
paulson
parents: 18920
diff changeset
   775
    val out = TextIO.openOut filename
18863
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   776
  in
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   777
    TextIO.output (out, string_of_start probname); 
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   778
    TextIO.output (out, string_of_descrip probname); 
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   779
    TextIO.output (out, string_of_symbols (string_of_funcs funcs) (string_of_preds preds)); 
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   780
    TextIO.output (out, "list_of_clauses(axioms,cnf).\n");
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   781
    writeln_strs out axstrs;
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   782
    List.app (curry TextIO.output out o dfg_classrelClause) classrel_clauses;
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   783
    List.app (curry TextIO.output out o dfg_arity_clause) arity_clauses;
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   784
    TextIO.output (out, "end_of_list.\n\nlist_of_clauses(conjectures,cnf).\n");
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   785
    writeln_strs out tfree_clss;
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   786
    writeln_strs out dfg_clss;
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   787
    TextIO.output (out, "end_of_list.\n\nend_problem.\n");
20022
b07a138b4e7d some tidying; fixed the output of theorem names
paulson
parents: 20018
diff changeset
   788
    TextIO.closeOut out;
b07a138b4e7d some tidying; fixed the output of theorem names
paulson
parents: 20018
diff changeset
   789
    clnames
17525
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
   790
  end;
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   791
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   792
18869
00741f7280f7 removal of ResClause.num_of_clauses and other simplifications
paulson
parents: 18868
diff changeset
   793
(**** Produce TPTP files ****)
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   794
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   795
(*Attach sign in TPTP syntax: false means negate.*)
21509
6c5755ad9cae ATP linkup now generates "new TPTP" rather than "old TPTP"
paulson
parents: 21470
diff changeset
   796
fun tptp_sign true s = s
6c5755ad9cae ATP linkup now generates "new TPTP" rather than "old TPTP"
paulson
parents: 21470
diff changeset
   797
  | tptp_sign false s = "~ " ^ s
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   798
21509
6c5755ad9cae ATP linkup now generates "new TPTP" rather than "old TPTP"
paulson
parents: 21470
diff changeset
   799
fun tptp_of_equality pol ts =
6c5755ad9cae ATP linkup now generates "new TPTP" rather than "old TPTP"
paulson
parents: 21470
diff changeset
   800
  let val (s1,s2) = string_of_pair ts
6c5755ad9cae ATP linkup now generates "new TPTP" rather than "old TPTP"
paulson
parents: 21470
diff changeset
   801
      val eqop = if pol then " = " else " != "
6c5755ad9cae ATP linkup now generates "new TPTP" rather than "old TPTP"
paulson
parents: 21470
diff changeset
   802
  in  s1 ^ eqop ^ s2  end;
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   803
21509
6c5755ad9cae ATP linkup now generates "new TPTP" rather than "old TPTP"
paulson
parents: 21470
diff changeset
   804
fun tptp_literal (Literal(pol,Predicate("equal",_,ts))) = tptp_of_equality pol ts
6c5755ad9cae ATP linkup now generates "new TPTP" rather than "old TPTP"
paulson
parents: 21470
diff changeset
   805
  | tptp_literal (Literal(pol,pred)) = tptp_sign pol (string_of_predicate pred);
6c5755ad9cae ATP linkup now generates "new TPTP" rather than "old TPTP"
paulson
parents: 21470
diff changeset
   806
6c5755ad9cae ATP linkup now generates "new TPTP" rather than "old TPTP"
paulson
parents: 21470
diff changeset
   807
fun tptp_of_typeLit (LTVar (s,ty))  = tptp_sign false (s ^ "(" ^ ty ^ ")")
6c5755ad9cae ATP linkup now generates "new TPTP" rather than "old TPTP"
paulson
parents: 21470
diff changeset
   808
  | tptp_of_typeLit (LTFree (s,ty)) = tptp_sign true  (s ^ "(" ^ ty ^ ")");
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   809
 
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   810
fun gen_tptp_cls (cls_id,ax_name,knd,lits) = 
21509
6c5755ad9cae ATP linkup now generates "new TPTP" rather than "old TPTP"
paulson
parents: 21470
diff changeset
   811
    "cnf(" ^ string_of_clausename (cls_id,ax_name) ^ "," ^ 
6c5755ad9cae ATP linkup now generates "new TPTP" rather than "old TPTP"
paulson
parents: 21470
diff changeset
   812
    name_of_kind knd ^ "," ^ tptp_pack lits ^ ").\n";
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   813
18869
00741f7280f7 removal of ResClause.num_of_clauses and other simplifications
paulson
parents: 18868
diff changeset
   814
fun tptp_type_lits (Clause {literals, types_sorts, ...}) = 
00741f7280f7 removal of ResClause.num_of_clauses and other simplifications
paulson
parents: 18868
diff changeset
   815
    let val lits = map tptp_literal literals
00741f7280f7 removal of ResClause.num_of_clauses and other simplifications
paulson
parents: 18868
diff changeset
   816
	val (tvar_lits,tfree_lits) = add_typs_aux types_sorts
00741f7280f7 removal of ResClause.num_of_clauses and other simplifications
paulson
parents: 18868
diff changeset
   817
        val tvar_lits_strs =
00741f7280f7 removal of ResClause.num_of_clauses and other simplifications
paulson
parents: 18868
diff changeset
   818
            if !keep_types then map tptp_of_typeLit tvar_lits else []
00741f7280f7 removal of ResClause.num_of_clauses and other simplifications
paulson
parents: 18868
diff changeset
   819
	val tfree_lits =
00741f7280f7 removal of ResClause.num_of_clauses and other simplifications
paulson
parents: 18868
diff changeset
   820
	    if !keep_types then map tptp_of_typeLit tfree_lits else []
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   821
    in
17305
6cef3aedd661 axioms now included in tptp files, no /bin/cat and various tidying
paulson
parents: 17261
diff changeset
   822
	(tvar_lits_strs @ lits, tfree_lits)
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   823
    end; 
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   824
18869
00741f7280f7 removal of ResClause.num_of_clauses and other simplifications
paulson
parents: 18868
diff changeset
   825
fun clause2tptp (cls as Clause {clause_id, axiom_name, kind, ...}) =
17422
3b237822985d massive tidy-up and simplification
paulson
parents: 17412
diff changeset
   826
    let val (lits,tfree_lits) = tptp_type_lits cls 
17305
6cef3aedd661 axioms now included in tptp files, no /bin/cat and various tidying
paulson
parents: 17261
diff changeset
   827
            (*"lits" includes the typing assumptions (TVars)*)
21509
6c5755ad9cae ATP linkup now generates "new TPTP" rather than "old TPTP"
paulson
parents: 21470
diff changeset
   828
	val cls_str = gen_tptp_cls(clause_id, axiom_name, kind, lits) 
15608
f161fa6f8fd5 bug fixes involving typechecking clauses
paulson
parents: 15531
diff changeset
   829
    in
f161fa6f8fd5 bug fixes involving typechecking clauses
paulson
parents: 15531
diff changeset
   830
	(cls_str,tfree_lits) 
f161fa6f8fd5 bug fixes involving typechecking clauses
paulson
parents: 15531
diff changeset
   831
    end;
f161fa6f8fd5 bug fixes involving typechecking clauses
paulson
parents: 15531
diff changeset
   832
18863
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   833
fun tptp_tfree_clause tfree_lit =
21509
6c5755ad9cae ATP linkup now generates "new TPTP" rather than "old TPTP"
paulson
parents: 21470
diff changeset
   834
    "cnf(" ^ "tfree_tcs," ^ "negated_conjecture" ^ "," ^ tptp_pack[tfree_lit] ^ ").\n";
6c5755ad9cae ATP linkup now generates "new TPTP" rather than "old TPTP"
paulson
parents: 21470
diff changeset
   835
    
17525
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
   836
fun tptp_of_arLit (TConsLit(b,(c,t,args))) =
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   837
      tptp_sign b (c ^ "(" ^ t ^ paren_pack args ^ ")")
17525
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
   838
  | tptp_of_arLit (TVarLit(b,(c,str))) =
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   839
      tptp_sign b (c ^ "(" ^ str ^ ")")
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   840
    
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   841
fun tptp_arity_clause (arcls as ArityClause{kind,conclLit,premLits,...}) = 
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   842
  let val arcls_id = string_of_arClauseID arcls
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   843
      val knd = name_of_kind kind
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   844
      val lits = map tptp_of_arLit (conclLit :: premLits)
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   845
  in
21509
6c5755ad9cae ATP linkup now generates "new TPTP" rather than "old TPTP"
paulson
parents: 21470
diff changeset
   846
    "cnf(" ^ arcls_id ^ "," ^ knd ^ "," ^ tptp_pack lits ^ ").\n"
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   847
  end;
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   848
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   849
fun tptp_classrelLits sub sup = 
21509
6c5755ad9cae ATP linkup now generates "new TPTP" rather than "old TPTP"
paulson
parents: 21470
diff changeset
   850
  let val tvar = "(T)"
6c5755ad9cae ATP linkup now generates "new TPTP" rather than "old TPTP"
paulson
parents: 21470
diff changeset
   851
  in  tptp_pack [tptp_sign false (sub^tvar), tptp_sign true (sup^tvar)]  end;
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   852
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   853
fun tptp_classrelClause (ClassrelClause {axiom_name,subclass,superclass,...}) =
21509
6c5755ad9cae ATP linkup now generates "new TPTP" rather than "old TPTP"
paulson
parents: 21470
diff changeset
   854
  "cnf(" ^ axiom_name ^ ",axiom," ^ tptp_classrelLits subclass superclass ^ ").\n" 
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   855
18863
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   856
(* write out a subgoal as tptp clauses to the file "xxxx_N"*)
20038
73231d03a2ac Some tidying.
paulson
parents: 20022
diff changeset
   857
fun tptp_write_file thms filename (ax_tuples,classrel_clauses,arity_clauses) =
18863
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   858
  let
19207
33f1b4515ce4 Tidying and tracing. Handling exn CLAUSE so that errors don't reach top-level.
paulson
parents: 19197
diff changeset
   859
    val _ = Output.debug ("Preparing to write the TPTP file " ^ filename)
19443
e32a4703d834 Take conjectures and axioms as thms when convert them to ResClause.clause format.
mengj
parents: 19354
diff changeset
   860
    val clss = make_conjecture_clauses thms
20038
73231d03a2ac Some tidying.
paulson
parents: 20022
diff changeset
   861
    val (clnames,axclauses) = ListPair.unzip (make_axiom_clauses ax_tuples)
18863
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   862
    val (tptp_clss,tfree_litss) = ListPair.unzip (map clause2tptp clss)
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   863
    val tfree_clss = map tptp_tfree_clause (foldl (op union_string) [] tfree_litss)
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   864
    val out = TextIO.openOut filename
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   865
  in
20038
73231d03a2ac Some tidying.
paulson
parents: 20022
diff changeset
   866
    List.app (curry TextIO.output out o #1 o clause2tptp) axclauses;
18863
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   867
    writeln_strs out tfree_clss;
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   868
    writeln_strs out tptp_clss;
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   869
    List.app (curry TextIO.output out o tptp_classrelClause) classrel_clauses;
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   870
    List.app (curry TextIO.output out o tptp_arity_clause) arity_clauses;
20022
b07a138b4e7d some tidying; fixed the output of theorem names
paulson
parents: 20018
diff changeset
   871
    TextIO.closeOut out;
b07a138b4e7d some tidying; fixed the output of theorem names
paulson
parents: 20018
diff changeset
   872
    clnames
18863
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   873
  end;
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   874
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   875
end;