src/HOL/Tools/res_clause.ML
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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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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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  type fol_type
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  type typ_var
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  type type_literal
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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 bracket_pack : string list -> string
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  val check_var_pairs: ''a * ''b -> (''a * ''b) list -> int
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  val classrel_clauses_thy: theory -> classrelClause list 
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  val clause_eq : clause * clause -> bool
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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 -> (clause list * classrelClause list * arityClause list) -> unit
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  val fixed_var_prefix : string
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  val gen_tptp_cls : int * string * string * string -> string
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  val gen_tptp_type_cls : int * string * string * string * int -> string
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  val get_axiomName : clause ->  string
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  val hash_clause : clause -> int
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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 : Term.term -> string * int -> clause
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  val make_conjecture_clauses : term 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 num_of_clauses : clause -> int
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  val paren_pack : string list -> string
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  val schematic_var_prefix : string
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  val special_equal : bool ref
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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 -> (clause list * classrelClause list * arityClause list) -> unit
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  val tvar_prefix : string
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  val types_eq: fol_type list * fol_type list -> (string*string) list * (string*string) list -> bool * ((string*string) list * (string*string) list)
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  val types_ord : fol_type list * fol_type list -> order
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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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  end;
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structure ResClause : RES_CLAUSE =
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struct
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(* Added for typed equality *)
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val special_equal = ref false; (* by default,equality does not carry type information *)
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val eq_typ_wrapper = "typeinfo"; (* default string *)
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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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	  	   ("op <=", "lessequals"),
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		   ("op <", "less"),
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		   ("op &", "and"),
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		   ("op |", "or"),
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		   ("op +", "plus"),
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		   ("op -", "minus"),
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		   ("op *", "times"),
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		   ("Divides.op 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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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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fun bracket_pack strings = "[" ^ commas 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 | Hypothesis | Conjecture;
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fun name_of_kind Axiom = "axiom"
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  | name_of_kind Hypothesis = "hypothesis"
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  | name_of_kind Conjecture = "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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(* "tag" is used for vampire specific syntax  *)
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type tag = bool; 
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(**** Isabelle FOL clauses ****)
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val tagged = ref false;
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type pred_name = string;
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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 pred_name * fol_type list * fol_term list;
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datatype literal = Literal of polarity * predicate * tag;
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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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		    kind: kind,
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		    literals: literal list,
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		    types_sorts: (typ_var * sort) list, 
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                    tvar_type_literals: type_literal list, 
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                    tfree_type_literals: type_literal list};
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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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fun make_clause (clause_id,axiom_name,kind,literals,
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                 types_sorts,tvar_type_literals,tfree_type_literals) =
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  if forall isFalse literals 
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  then error "Problem too trivial for resolution (empty clause)"
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  else
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     Clause {clause_id = clause_id, axiom_name = axiom_name, kind = kind, 
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             literals = literals, types_sorts = types_sorts,
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             tvar_type_literals = tvar_type_literals,
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             tfree_type_literals = tfree_type_literals};
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(** Some Clause destructor functions **)
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fun string_of_kind (Clause cls) = name_of_kind (#kind cls);
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fun get_axiomName (Clause cls) = #axiom_name cls;
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fun get_clause_id (Clause cls) = #clause_id cls;
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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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   universal vars, although it is represented as "Free(...)" by Isabelle *)
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val isMeta = String.isPrefix "METAHYP1_"
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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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      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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(* For typed equality *)
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(* 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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fun eq_arg_type (Type("fun",[T,_])) = 
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    let val (folT,_) = type_of T;
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    in  folT  end;
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fun fun_name_type (Const(c,T)) args = (make_fixed_const c, const_types_of (c,T))
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  | fun_name_type (Free(x,T)) args  = 
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       if isMeta x then raise CLAUSE("Function Not First Order", Free(x,T))
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       else (make_fixed_var x, ([],[]))
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  | fun_name_type f args = raise CLAUSE("Function Not First Order 1", f);
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(*Convert a term to a fol_term while accumulating sort constraints on the TFrees and
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  TVars it contains.*)    
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fun term_of (Var(ind_nm,T)) = 
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      let val (folType,ts) = type_of T
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      in (UVar(make_schematic_var ind_nm, folType), ts) end
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  | term_of (Free(x,T)) = 
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      let val (folType, ts) = type_of T
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      in
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	  if isMeta x then (UVar(make_schematic_var(x,0),folType), ts)
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	  else (Fun(make_fixed_var x, [folType], []), ts)
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      end
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  | term_of app = 
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      let val (f,args) = strip_comb app
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	  val (funName,(contys,ts1)) = fun_name_type f args
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	  val (args',ts2) = terms_of args
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      in
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	  (Fun(funName,contys,args'), union_all (ts1::ts2))
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      end
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and terms_of ts = ListPair.unzip (map term_of ts)
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(*Create a predicate value, again accumulating sort constraints.*)    
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fun pred_of (Const("op =", typ), args) =
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      let val arg_typ = eq_arg_type typ 
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	  val (args',ts) = terms_of args
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	  val equal_name = make_fixed_const "op ="
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      in
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	  (Predicate(equal_name,[arg_typ],args'),
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	   union_all ts)
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      end
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  | pred_of (pred,args) = 
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      let val (pname, (predType,ts1)) = pred_name_type pred
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	  val (args',ts2) = terms_of args
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      in
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	  (Predicate(pname,predType,args'), union_all (ts1::ts2))
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      end;
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(*Treatment of literals, possibly negated or tagged*)
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   364
fun predicate_of ((Const("Not",_) $ P), polarity, tag) =
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      predicate_of (P, not polarity, tag)
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  | predicate_of ((Const("HOL.tag",_) $ P), polarity, tag) =
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      predicate_of (P, polarity, true)
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  | predicate_of (term,polarity,tag) =
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        (pred_of (strip_comb term), polarity, tag);
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fun literals_of_term1 args (Const("Trueprop",_) $ P) = literals_of_term1 args P
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  | literals_of_term1 args (Const("op |",_) $ P $ Q) = 
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      literals_of_term1 (literals_of_term1 args P) Q
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  | literals_of_term1 (lits, ts) P =
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      let val ((pred, ts'), polarity, tag) = predicate_of (P,true,false)
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	  val lits' = Literal(polarity,pred,tag) :: lits
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      in
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	  (lits', ts union ts')
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      end;
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   380
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   381
val literals_of_term = literals_of_term1 ([],[]);
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   383
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   384
fun list_ord _ ([],[]) = EQUAL
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  | list_ord _ ([],_) = LESS
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  | list_ord _ (_,[]) = GREATER
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  | list_ord ord (x::xs, y::ys) =
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   388
    let val xy_ord = ord(x,y)
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   389
    in
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   390
	case xy_ord of EQUAL => list_ord ord (xs,ys)
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		     | _ => xy_ord
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   392
    end;
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   393
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   394
fun type_ord (AtomV(_),AtomV(_)) = EQUAL
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  | type_ord (AtomV(_),_) = LESS
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   396
  | type_ord (AtomF(_),AtomV(_)) = GREATER
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   397
  | type_ord (AtomF(f1),AtomF(f2)) = string_ord (f1,f2)
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   398
  | type_ord (AtomF(_),_) = LESS
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   399
  | type_ord (Comp(_,_),AtomV(_)) = GREATER
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   400
  | type_ord (Comp(_,_),AtomF(_)) = GREATER
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   401
  | type_ord (Comp(con1,args1),Comp(con2,args2)) = 
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   402
    let val con_ord = string_ord(con1,con2)
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   403
    in
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   404
	case con_ord of EQUAL => types_ord (args1,args2)
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   405
		      | _ => con_ord
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   406
    end
df0c0f35c897 Changed literals' ordering and the functions for sorting literals.
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   407
and
df0c0f35c897 Changed literals' ordering and the functions for sorting literals.
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   408
df0c0f35c897 Changed literals' ordering and the functions for sorting literals.
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   409
types_ord ([],[]) = EQUAL
df0c0f35c897 Changed literals' ordering and the functions for sorting literals.
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   410
  | types_ord (tps1,tps2) = list_ord type_ord (tps1,tps2);
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   411
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aaba095cf62b 1. changed fol_type, it's not a string type anymore.
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   412
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   413
fun term_ord (UVar(_,_),UVar(_,_)) = EQUAL
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   414
  | term_ord (UVar(_,_),_) = LESS
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   415
  | term_ord (Fun(_,_,_),UVar(_)) = GREATER
df0c0f35c897 Changed literals' ordering and the functions for sorting literals.
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   416
  | term_ord (Fun(f1,tps1,tms1),Fun(f2,tps2,tms2)) = 
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   417
     (case string_ord (f1,f2) of
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   418
         EQUAL => 
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   419
	   (case terms_ord (tms1,tms2) of EQUAL => types_ord (tps1,tps2)
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   420
	      | tms_ord => tms_ord)
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   421
       | fn_ord => fn_ord)
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   422
df0c0f35c897 Changed literals' ordering and the functions for sorting literals.
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diff changeset
   423
and
df0c0f35c897 Changed literals' ordering and the functions for sorting literals.
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   424
18420
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   425
  terms_ord ([],[]) = EQUAL
9470061ab283 hashing to eliminate the output of duplicate clauses
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   426
    | terms_ord (tms1,tms2) = list_ord term_ord (tms1,tms2);
18403
df0c0f35c897 Changed literals' ordering and the functions for sorting literals.
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   427
df0c0f35c897 Changed literals' ordering and the functions for sorting literals.
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diff changeset
   428
df0c0f35c897 Changed literals' ordering and the functions for sorting literals.
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diff changeset
   429
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4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
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   430
fun predicate_ord (Predicate(pname1,ftyps1,ftms1),Predicate(pname2,ftyps2,ftms2)) = 
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
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   431
  case string_ord (pname1,pname2) of
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
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   432
       EQUAL => (case terms_ord(ftms1,ftms2) of EQUAL => types_ord(ftyps1,ftyps2)
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paulson
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   433
				              | ftms_ord => ftms_ord)
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
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diff changeset
   434
     | pname_ord => pname_ord
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   435
			   
18402
aaba095cf62b 1. changed fol_type, it's not a string type anymore.
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diff changeset
   436
aaba095cf62b 1. changed fol_type, it's not a string type anymore.
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diff changeset
   437
fun literal_ord (Literal(false,_,_),Literal(true,_,_)) = LESS
aaba095cf62b 1. changed fol_type, it's not a string type anymore.
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diff changeset
   438
  | literal_ord (Literal(true,_,_),Literal(false,_,_)) = GREATER
aaba095cf62b 1. changed fol_type, it's not a string type anymore.
mengj
parents: 18390
diff changeset
   439
  | literal_ord (Literal(_,pred1,_),Literal(_,pred2,_)) = predicate_ord(pred1,pred2);
aaba095cf62b 1. changed fol_type, it's not a string type anymore.
mengj
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diff changeset
   440
aaba095cf62b 1. changed fol_type, it's not a string type anymore.
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diff changeset
   441
fun sort_lits lits = sort literal_ord lits;
aaba095cf62b 1. changed fol_type, it's not a string type anymore.
mengj
parents: 18390
diff changeset
   442
18420
9470061ab283 hashing to eliminate the output of duplicate clauses
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parents: 18411
diff changeset
   443
18409
080094128a09 Added functions to test equivalence between clauses.
mengj
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diff changeset
   444
(********** clause equivalence ******************)
080094128a09 Added functions to test equivalence between clauses.
mengj
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diff changeset
   445
080094128a09 Added functions to test equivalence between clauses.
mengj
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diff changeset
   446
fun check_var_pairs (x,y) [] = 0 
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   447
  | check_var_pairs (x,y) ((u,v)::w) =
080094128a09 Added functions to test equivalence between clauses.
mengj
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diff changeset
   448
    if (x,y) = (u,v) then 1 
080094128a09 Added functions to test equivalence between clauses.
mengj
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diff changeset
   449
    else
080094128a09 Added functions to test equivalence between clauses.
mengj
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diff changeset
   450
	if (x = u) orelse (y = v) then 2 (*conflict*)
080094128a09 Added functions to test equivalence between clauses.
mengj
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diff changeset
   451
	else check_var_pairs (x,y) w;
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   452
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   453
fun type_eq (AtomV(v1),AtomV(v2)) (vars,tvars) =
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   454
    (case check_var_pairs (v1,v2) tvars of 0 => (true,(vars,(v1,v2)::tvars))
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   455
					 | 1 => (true,(vars,tvars))
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   456
					 | 2 => (false,(vars,tvars)))
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   457
  | type_eq (AtomV(_),_) vtvars = (false,vtvars)
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   458
  | type_eq (AtomF(f1),AtomF(f2)) vtvars = (f1=f2,vtvars)
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   459
  | type_eq (AtomF(_),_) vtvars = (false,vtvars)
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   460
  | type_eq (Comp(con1,args1),Comp(con2,args2)) vtvars =
18420
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   461
      let val (eq1,vtvars1) = 
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   462
	      if con1 = con2 then types_eq (args1,args2) vtvars
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   463
	      else (false,vtvars)
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   464
      in
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   465
	  (eq1,vtvars1)
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   466
      end
18409
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   467
  | type_eq (Comp(_,_),_) vtvars = (false,vtvars)
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   468
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   469
and
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   470
18420
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   471
    types_eq ([],[]) vtvars = (true,vtvars)
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   472
  | types_eq (tp1::tps1,tp2::tps2) vtvars =
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   473
      let val (eq1,vtvars1) = type_eq (tp1,tp2) vtvars
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   474
	  val (eq2,vtvars2) = if eq1 then types_eq (tps1,tps2) vtvars1
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   475
			      else (eq1,vtvars1)
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   476
      in
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   477
	  (eq2,vtvars2)
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   478
      end;
18409
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   479
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   480
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   481
fun term_eq (UVar(v1,tp1),UVar(v2,tp2)) (vars,tvars) =
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   482
    (case check_var_pairs (v1,v2) vars of 0 => type_eq (tp1,tp2) (((v1,v2)::vars),tvars)
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   483
					| 1 => type_eq (tp1,tp2) (vars,tvars)
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   484
					| 2 => (false,(vars,tvars)))
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   485
  | term_eq (UVar(_,_),_) vtvars = (false,vtvars)
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   486
  | term_eq (Fun(f1,tps1,tms1),Fun(f2,tps2,tms2)) vtvars =
18420
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   487
      let val (eq1,vtvars1) = 
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   488
	      if f1 = f2 then terms_eq (tms1,tms2) vtvars
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   489
	      else (false,vtvars)
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   490
	  val (eq2,vtvars2) =
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   491
	      if eq1 then types_eq (tps1,tps2) vtvars1
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   492
	      else (eq1,vtvars1)
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   493
      in
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   494
	  (eq2,vtvars2)
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   495
      end
18409
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   496
  | term_eq (Fun(_,_,_),_) vtvars = (false,vtvars)
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   497
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   498
and
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   499
18420
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   500
    terms_eq ([],[]) vtvars = (true,vtvars)
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   501
  | terms_eq (tm1::tms1,tm2::tms2) vtvars =
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   502
      let val (eq1,vtvars1) = term_eq (tm1,tm2) vtvars
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   503
	  val (eq2,vtvars2) = if eq1 then terms_eq (tms1,tms2) vtvars1
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   504
				     else (eq1,vtvars1)
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   505
      in
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   506
	  (eq2,vtvars2)
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   507
      end;
18409
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   508
					     
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   509
18856
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   510
fun pred_eq (Predicate(pname1,tps1,tms1),Predicate(pname2,tps2,tms2)) vtvars =
18409
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   511
    let val (eq1,vtvars1) = 
18856
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   512
	    if (pname1 = pname2) then terms_eq (tms1,tms2) vtvars
18409
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   513
	    else (false,vtvars)
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   514
	val (eq2,vtvars2) = 
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   515
	    if eq1 then types_eq (tps1,tps2) vtvars1
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   516
	    else (eq1,vtvars1)
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   517
    in
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   518
	(eq2,vtvars2)
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   519
    end;
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   520
					      
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   521
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   522
fun lit_eq (Literal(pol1,pred1,_),Literal(pol2,pred2,_)) vtvars =
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   523
    if (pol1 = pol2) then pred_eq (pred1,pred2) vtvars
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   524
    else (false,vtvars);
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   525
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   526
(*must have the same number of literals*)
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   527
fun lits_eq ([],[]) vtvars = (true,vtvars)
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   528
  | lits_eq (l1::ls1,l2::ls2) vtvars = 
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   529
    let val (eq1,vtvars1) = lit_eq (l1,l2) vtvars
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   530
    in
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   531
	if eq1 then lits_eq (ls1,ls2) vtvars1
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   532
	else (false,vtvars1)
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   533
    end;
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   534
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   535
18420
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   536
(*Equality of two clauses up to variable renaming*)
18798
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   537
fun clause_eq (Clause{literals=lits1,...}, Clause{literals=lits2,...}) =
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   538
  length lits1 = length lits2 andalso #1 (lits_eq (lits1,lits2) ([],[]));
18409
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   539
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   540
18420
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   541
(*** Hash function for clauses ***)
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   542
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   543
val xor_words = List.foldl Word.xorb 0w0;
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   544
18449
e314fb38307d new hash table module in HOL/Too/s
paulson
parents: 18439
diff changeset
   545
fun hashw_term (UVar(_,_), w) = w
e314fb38307d new hash table module in HOL/Too/s
paulson
parents: 18439
diff changeset
   546
  | hashw_term (Fun(f,tps,args), w) = 
e314fb38307d new hash table module in HOL/Too/s
paulson
parents: 18439
diff changeset
   547
      List.foldl hashw_term (Polyhash.hashw_string (f,w)) args;
18420
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   548
  
18449
e314fb38307d new hash table module in HOL/Too/s
paulson
parents: 18439
diff changeset
   549
fun hashw_pred (Predicate(pn,_,args), w) = 
e314fb38307d new hash table module in HOL/Too/s
paulson
parents: 18439
diff changeset
   550
    List.foldl hashw_term (Polyhash.hashw_string (pn,w)) args;
18420
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   551
    
18449
e314fb38307d new hash table module in HOL/Too/s
paulson
parents: 18439
diff changeset
   552
fun hash1_literal (Literal(true,pred,_)) = hashw_pred (pred, 0w0)
e314fb38307d new hash table module in HOL/Too/s
paulson
parents: 18439
diff changeset
   553
  | hash1_literal (Literal(false,pred,_)) = Word.notb (hashw_pred (pred, 0w0));
18420
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   554
  
18798
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   555
fun hash_clause (Clause{literals,...}) =
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   556
  Word.toIntX (xor_words (map hash1_literal literals));
18402
aaba095cf62b 1. changed fol_type, it's not a string type anymore.
mengj
parents: 18390
diff changeset
   557
aaba095cf62b 1. changed fol_type, it's not a string type anymore.
mengj
parents: 18390
diff changeset
   558
18798
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   559
(*Make literals for sorted type variables.  FIXME: can it use map?*) 
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   560
fun sorts_on_typs (_, [])   = ([]) 
16199
ee95ab217fee no longer emits literals for type class HOL.type; also minor tidying
paulson
parents: 16039
diff changeset
   561
  | 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
   562
      sorts_on_typs (v,s)                (*IGNORE sort "type"*)
18798
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   563
  | sorts_on_typs ((FOLTVar indx), s::ss) =
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   564
      LTVar(make_type_class s, make_schematic_type_var indx) :: 
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   565
      sorts_on_typs ((FOLTVar indx), ss)
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   566
  | sorts_on_typs ((FOLTFree x), s::ss) =
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   567
      LTFree(make_type_class s, make_fixed_type_var x) :: 
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   568
      sorts_on_typs ((FOLTFree x), ss);
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   569
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   570
18798
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   571
fun pred_of_sort (LTVar (s,ty)) = (s,1)
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   572
|   pred_of_sort (LTFree (s,ty)) = (s,1)
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   573
16199
ee95ab217fee no longer emits literals for type class HOL.type; also minor tidying
paulson
parents: 16039
diff changeset
   574
(*Given a list of sorted type variables, return two separate lists.
ee95ab217fee no longer emits literals for type class HOL.type; also minor tidying
paulson
parents: 16039
diff changeset
   575
  The first is for TVars, the second for TFrees.*)
18856
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   576
fun add_typs_aux [] = ([],[])
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   577
  | add_typs_aux ((FOLTVar indx,s)::tss) = 
17230
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   578
      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
   579
	  val (vss,fss) = add_typs_aux tss
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   580
      in
18856
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   581
	  (vs union vss, fss)
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   582
      end
18856
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   583
  | add_typs_aux ((FOLTFree x,s)::tss) =
17230
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   584
      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
   585
	  val (vss,fss) = add_typs_aux tss
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   586
      in
18856
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   587
	  (vss, fs union fss)
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   588
      end;
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   589
17999
6fe9cb1da9ed Added several functions to the signature.
mengj
parents: 17993
diff changeset
   590
18856
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   591
fun add_typs (Clause cls) = add_typs_aux (#types_sorts cls)  
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   592
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   593
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   594
(** make axiom clauses, hypothesis clauses and conjecture clauses. **)
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   595
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   596
fun get_tvar_strs [] = []
17230
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   597
  | get_tvar_strs ((FOLTVar indx,s)::tss) = 
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   598
      let val vstr = make_schematic_type_var indx
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   599
      in
17888
116a8d1c7a67 new interface to make_conjecture_clauses
paulson
parents: 17845
diff changeset
   600
	  vstr ins (get_tvar_strs tss)
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   601
      end
17230
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   602
  | get_tvar_strs((FOLTFree x,s)::tss) = distinct (get_tvar_strs tss)
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   603
17230
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   604
fun make_axiom_clause_thm thm (ax_name,cls_id) =
18856
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   605
    let val (lits,types_sorts) = literals_of_term (prop_of thm)
18402
aaba095cf62b 1. changed fol_type, it's not a string type anymore.
mengj
parents: 18390
diff changeset
   606
	val lits' = sort_lits lits
18856
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   607
	val (tvar_lits,tfree_lits) = add_typs_aux types_sorts  
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   608
    in 
17230
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   609
	make_clause(cls_id,ax_name,Axiom,
18856
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   610
	            lits',types_sorts,tvar_lits,tfree_lits)
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   611
    end;
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   612
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   613
18199
d236379ea408 -- before converting axiom and conjecture clauses into ResClause.clause format, perform "check_is_fol_term" first.
mengj
parents: 18056
diff changeset
   614
(* check if a clause is FOL first*)
17888
116a8d1c7a67 new interface to make_conjecture_clauses
paulson
parents: 17845
diff changeset
   615
fun make_conjecture_clause n t =
18199
d236379ea408 -- before converting axiom and conjecture clauses into ResClause.clause format, perform "check_is_fol_term" first.
mengj
parents: 18056
diff changeset
   616
    let val _ = check_is_fol_term t
d236379ea408 -- before converting axiom and conjecture clauses into ResClause.clause format, perform "check_is_fol_term" first.
mengj
parents: 18056
diff changeset
   617
	    handle TERM("check_is_fol_term",_) => raise CLAUSE("Goal is not FOL",t)
18856
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   618
	val (lits,types_sorts) = literals_of_term t
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   619
	val (tvar_lits,tfree_lits) = add_typs_aux types_sorts 
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   620
    in
17845
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   621
	make_clause(n,"conjecture",Conjecture,
18856
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   622
	            lits,types_sorts,tvar_lits,tfree_lits)
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   623
    end;
17845
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   624
    
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   625
fun make_conjecture_clauses_aux _ [] = []
17888
116a8d1c7a67 new interface to make_conjecture_clauses
paulson
parents: 17845
diff changeset
   626
  | make_conjecture_clauses_aux n (t::ts) =
116a8d1c7a67 new interface to make_conjecture_clauses
paulson
parents: 17845
diff changeset
   627
      make_conjecture_clause n t :: make_conjecture_clauses_aux (n+1) ts
17845
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   628
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   629
val make_conjecture_clauses = make_conjecture_clauses_aux 0
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   630
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   631
18199
d236379ea408 -- before converting axiom and conjecture clauses into ResClause.clause format, perform "check_is_fol_term" first.
mengj
parents: 18056
diff changeset
   632
(*before converting an axiom clause to "clause" format, check if it is FOL*)
17230
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   633
fun make_axiom_clause term (ax_name,cls_id) =
18199
d236379ea408 -- before converting axiom and conjecture clauses into ResClause.clause format, perform "check_is_fol_term" first.
mengj
parents: 18056
diff changeset
   634
    let val _ = check_is_fol_term term 
d236379ea408 -- before converting axiom and conjecture clauses into ResClause.clause format, perform "check_is_fol_term" first.
mengj
parents: 18056
diff changeset
   635
	    handle TERM("check_is_fol_term",_) => raise CLAUSE("Axiom is not FOL", term) 
18856
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   636
	val (lits,types_sorts) = literals_of_term term
18402
aaba095cf62b 1. changed fol_type, it's not a string type anymore.
mengj
parents: 18390
diff changeset
   637
	val lits' = sort_lits lits
18856
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   638
	val (tvar_lits,tfree_lits) = add_typs_aux types_sorts
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   639
    in 
17230
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   640
	make_clause(cls_id,ax_name,Axiom,
18856
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   641
	            lits',types_sorts,tvar_lits,tfree_lits)
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   642
    end;
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   643
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   644
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   645
(**** Isabelle arities ****)
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   646
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   647
exception ARCLAUSE of string;
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   648
 
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   649
type class = string; 
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   650
type tcons = string; 
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   651
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   652
datatype arLit = TConsLit of bool * (class * tcons * string list)
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   653
               | TVarLit of bool * (class * string);
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   654
 
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   655
datatype arityClause =  
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   656
	 ArityClause of {clause_id: clause_id,
17845
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   657
	  	         axiom_name: axiom_name,
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   658
			 kind: kind,
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   659
			 conclLit: arLit,
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   660
			 premLits: arLit list};
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   661
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   662
18798
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   663
fun gen_TVars 0 = []
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   664
  | gen_TVars n = ("T_" ^ Int.toString n) :: gen_TVars (n-1);
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   665
18411
2d3165a0fb40 No axiom, arity or classrel clauses contain HOL.type. Negative occurrences are
paulson
parents: 18409
diff changeset
   666
fun pack_sort(_,[])  = []
2d3165a0fb40 No axiom, arity or classrel clauses contain HOL.type. Negative occurrences are
paulson
parents: 18409
diff changeset
   667
  | 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
   668
  | 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
   669
    
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   670
fun make_TVarLit (b, (cls,str)) = TVarLit(b, (cls,str));
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   671
fun make_TConsLit (b, (cls,tcons,tvars)) = 
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   672
      TConsLit(b, (make_type_class cls, make_fixed_type_const tcons, tvars));
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   673
18411
2d3165a0fb40 No axiom, arity or classrel clauses contain HOL.type. Negative occurrences are
paulson
parents: 18409
diff changeset
   674
(*Arity of type constructor tcon :: (arg1,...,argN)res*)
2d3165a0fb40 No axiom, arity or classrel clauses contain HOL.type. Negative occurrences are
paulson
parents: 18409
diff changeset
   675
fun make_axiom_arity_clause (tcons, n, (res,args)) =
17845
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   676
   let val nargs = length args
18798
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   677
       val tvars = gen_TVars nargs
17845
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   678
       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
   679
       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
   680
       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
   681
   in
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   682
      ArityClause {clause_id = n, kind = Axiom, 
18411
2d3165a0fb40 No axiom, arity or classrel clauses contain HOL.type. Negative occurrences are
paulson
parents: 18409
diff changeset
   683
                   axiom_name = lookup_type_const tcons,
2d3165a0fb40 No axiom, arity or classrel clauses contain HOL.type. Negative occurrences are
paulson
parents: 18409
diff changeset
   684
                   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
   685
                   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
   686
   end;
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   687
    
18420
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   688
(*The number of clauses generated from cls, including type clauses. It's always 1
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   689
  except for conjecture clauses.*)
17305
6cef3aedd661 axioms now included in tptp files, no /bin/cat and various tidying
paulson
parents: 17261
diff changeset
   690
fun num_of_clauses (Clause cls) =
6cef3aedd661 axioms now included in tptp files, no /bin/cat and various tidying
paulson
parents: 17261
diff changeset
   691
    let val num_tfree_lits = 
6cef3aedd661 axioms now included in tptp files, no /bin/cat and various tidying
paulson
parents: 17261
diff changeset
   692
	      if !keep_types then length (#tfree_type_literals cls)
6cef3aedd661 axioms now included in tptp files, no /bin/cat and various tidying
paulson
parents: 17261
diff changeset
   693
	      else 0
6cef3aedd661 axioms now included in tptp files, no /bin/cat and various tidying
paulson
parents: 17261
diff changeset
   694
    in 	1 + num_tfree_lits  end;
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   695
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   696
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   697
(**** Isabelle class relations ****)
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   698
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   699
datatype classrelClause = 
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   700
	 ClassrelClause of {axiom_name: axiom_name,
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   701
			    subclass: class,
18411
2d3165a0fb40 No axiom, arity or classrel clauses contain HOL.type. Negative occurrences are
paulson
parents: 18409
diff changeset
   702
			    superclass: class};
17845
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   703
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   704
fun make_axiom_classrelClause n subclass superclass =
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   705
  ClassrelClause {axiom_name = clrelclause_prefix ^ ascii_of subclass ^ 
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   706
                                "_" ^ Int.toString n,
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   707
                  subclass = make_type_class subclass, 
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   708
                  superclass = make_type_class superclass};
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   709
17845
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   710
fun classrelClauses_of_aux n sub [] = []
18411
2d3165a0fb40 No axiom, arity or classrel clauses contain HOL.type. Negative occurrences are
paulson
parents: 18409
diff changeset
   711
  | classrelClauses_of_aux n sub ("HOL.type"::sups) = (*Should be ignored*)
2d3165a0fb40 No axiom, arity or classrel clauses contain HOL.type. Negative occurrences are
paulson
parents: 18409
diff changeset
   712
      classrelClauses_of_aux n sub sups
17845
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   713
  | classrelClauses_of_aux n sub (sup::sups) =
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   714
      make_axiom_classrelClause n sub sup :: classrelClauses_of_aux (n+1) sub sups;
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   715
18411
2d3165a0fb40 No axiom, arity or classrel clauses contain HOL.type. Negative occurrences are
paulson
parents: 18409
diff changeset
   716
fun classrelClauses_of (sub,sups) = classrelClauses_of_aux 0 sub sups;
17845
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   717
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   718
val classrel_of = #2 o #classes o Type.rep_tsig o Sign.tsig_of;
17845
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   719
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   720
fun classrel_clauses_classrel (C: Sorts.classes) =
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   721
  map classrelClauses_of (Graph.dest C);
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   722
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   723
val classrel_clauses_thy = List.concat o classrel_clauses_classrel o classrel_of;
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   724
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   725
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   726
(** Isabelle arities **)
17845
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   727
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   728
fun arity_clause _ (tcons, []) = []
18411
2d3165a0fb40 No axiom, arity or classrel clauses contain HOL.type. Negative occurrences are
paulson
parents: 18409
diff changeset
   729
  | arity_clause n (tcons, ("HOL.type",_)::ars) =  (*Should be ignored*)
2d3165a0fb40 No axiom, arity or classrel clauses contain HOL.type. Negative occurrences are
paulson
parents: 18409
diff changeset
   730
      arity_clause n (tcons,ars)
17845
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   731
  | arity_clause n (tcons, ar::ars) =
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   732
      make_axiom_arity_clause (tcons,n,ar) :: 
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   733
      arity_clause (n+1) (tcons,ars);
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   734
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   735
fun multi_arity_clause [] = []
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   736
  | multi_arity_clause (tcon_ar :: tcons_ars)  =
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   737
      arity_clause 0 tcon_ar  @  multi_arity_clause tcons_ars 
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   738
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   739
fun arity_clause_thy thy =
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   740
  let val arities = #arities (Type.rep_tsig (Sign.tsig_of thy))
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   741
  in multi_arity_clause (Symtab.dest arities) end;
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   742
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   743
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   744
(**** Find occurrences of predicates in clauses ****)
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   745
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   746
(*FIXME: multiple-arity checking doesn't work, as update_new is the wrong 
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   747
  function (it flags repeated declarations of a function, even with the same arity)*)
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   748
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   749
fun update_many (tab, keypairs) = foldl (uncurry Symtab.update) tab keypairs;
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 add_predicate_preds (Predicate(pname,tys,tms), preds) = 
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   752
  if pname = "equal" then preds (*equality is built-in and requires no declaration*)
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   753
  else Symtab.update (pname, length tys + length tms) preds
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   754
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   755
fun add_literal_preds (Literal(_,pred,_), preds) = add_predicate_preds (pred,preds)
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   756
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   757
fun add_type_sort_preds ((FOLTVar indx,s), preds) = 
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   758
      update_many (preds, map pred_of_sort (sorts_on_typs (FOLTVar indx, s)))
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   759
  | add_type_sort_preds ((FOLTFree x,s), preds) =
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   760
      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
   761
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   762
fun add_clause_preds (Clause {literals, types_sorts, ...}, preds) =
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   763
  foldl add_literal_preds (foldl add_type_sort_preds preds types_sorts) literals
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   764
  handle Symtab.DUP a => raise ERROR ("predicate " ^ a ^ " has multiple arities")
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   765
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   766
fun add_classrelClause_preds (ClassrelClause {subclass,superclass,...}, preds) =
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   767
  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
   768
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   769
fun add_arityClause_preds (ArityClause {conclLit,...}, preds) =
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   770
  let val TConsLit(_, (tclass, _, _)) = conclLit
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   771
  in  Symtab.update (tclass,1) preds  end;
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   772
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   773
fun preds_of_clauses clauses clsrel_clauses arity_clauses = 
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   774
  Symtab.dest
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   775
    (foldl add_classrelClause_preds 
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   776
      (foldl add_arityClause_preds
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   777
        (foldl add_clause_preds Symtab.empty clauses)
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   778
        arity_clauses)
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   779
      clsrel_clauses)
18798
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   780
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   781
(*** Find occurrences of functions in clauses ***)
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   782
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   783
fun add_foltype_funcs (AtomV _, funcs) = funcs
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   784
  | add_foltype_funcs (AtomF a, funcs) = Symtab.update (a,0) funcs
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   785
  | add_foltype_funcs (Comp(a,tys), funcs) = 
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   786
      foldl add_foltype_funcs (Symtab.update (a, length tys) funcs) tys;
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   787
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   788
fun add_folterm_funcs (UVar _, funcs) = funcs
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   789
  | add_folterm_funcs (Fun(a,tys,[]), funcs) = Symtab.update (a,0) funcs
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   790
      (*A constant is a special case: it has no type argument even if overloaded*)
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   791
  | add_folterm_funcs (Fun(a,tys,tms), funcs) = 
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   792
      foldl add_foltype_funcs 
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   793
	    (foldl add_folterm_funcs (Symtab.update (a, length tys + length tms) funcs) 
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   794
	           tms) 
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   795
	    tys
18798
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   796
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   797
fun add_predicate_funcs (Predicate(_,tys,tms), funcs) = 
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   798
    foldl add_foltype_funcs (foldl add_folterm_funcs funcs tms) tys;
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   799
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   800
fun add_literal_funcs (Literal(_,pred,_), funcs) = add_predicate_funcs (pred,funcs)
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   801
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   802
fun add_arityClause_funcs (ArityClause {conclLit,...}, funcs) =
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   803
  let val TConsLit(_, (_, tcons, tvars)) = conclLit
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   804
  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
   805
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   806
fun add_clause_funcs (Clause {literals, ...}, funcs) =
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   807
  foldl add_literal_funcs funcs literals
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   808
  handle Symtab.DUP a => raise ERROR ("function " ^ a ^ " has multiple arities")
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   809
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   810
fun funcs_of_clauses clauses arity_clauses = 
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   811
  Symtab.dest (foldl add_arityClause_funcs 
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   812
                     (foldl add_clause_funcs Symtab.empty clauses)
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   813
                     arity_clauses)
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   814
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   815
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   816
(**** String-oriented operations ****)
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   817
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   818
fun wrap_eq_type typ t = eq_typ_wrapper ^"(" ^ t ^ "," ^ typ ^ ")";
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   819
18218
9a7ffce389c3 new treatment of polymorphic types, using Sign.const_typargs
paulson
parents: 18199
diff changeset
   820
(*Only need to wrap equality's arguments with "typeinfo" if the output clauses are typed 
9a7ffce389c3 new treatment of polymorphic types, using Sign.const_typargs
paulson
parents: 18199
diff changeset
   821
 and if we specifically ask for types to be included.   *)
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   822
fun string_of_equality (typ,terms) =
17230
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   823
      let val [tstr1,tstr2] = map string_of_term terms
18402
aaba095cf62b 1. changed fol_type, it's not a string type anymore.
mengj
parents: 18390
diff changeset
   824
	  val typ' = string_of_fol_type typ
17230
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   825
      in
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   826
	  if !keep_types andalso !special_equal 
18402
aaba095cf62b 1. changed fol_type, it's not a string type anymore.
mengj
parents: 18390
diff changeset
   827
	  then "equal(" ^ (wrap_eq_type typ' tstr1) ^ "," ^ 
aaba095cf62b 1. changed fol_type, it's not a string type anymore.
mengj
parents: 18390
diff changeset
   828
		 	  (wrap_eq_type typ' tstr2) ^ ")"
17230
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   829
	  else "equal(" ^ tstr1 ^ "," ^ tstr2 ^ ")"
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   830
      end
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   831
and string_of_term (UVar(x,_)) = x
18218
9a7ffce389c3 new treatment of polymorphic types, using Sign.const_typargs
paulson
parents: 18199
diff changeset
   832
  | string_of_term (Fun("equal",[typ],terms)) = string_of_equality(typ,terms)
9a7ffce389c3 new treatment of polymorphic types, using Sign.const_typargs
paulson
parents: 18199
diff changeset
   833
  | string_of_term (Fun (name,typs,[])) = name (*Overloaded consts like 0 don't get types!*)
9a7ffce389c3 new treatment of polymorphic types, using Sign.const_typargs
paulson
parents: 18199
diff changeset
   834
  | string_of_term (Fun (name,typs,terms)) = 
9a7ffce389c3 new treatment of polymorphic types, using Sign.const_typargs
paulson
parents: 18199
diff changeset
   835
      let val terms_as_strings = map string_of_term terms
18402
aaba095cf62b 1. changed fol_type, it's not a string type anymore.
mengj
parents: 18390
diff changeset
   836
	  val typs' = if !keep_types then map string_of_fol_type typs else []
18420
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   837
      in  name ^ (paren_pack (terms_as_strings @ typs'))  end;
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   838
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   839
(* before output the string of the predicate, check if the predicate corresponds to an equality or not. *)
18218
9a7ffce389c3 new treatment of polymorphic types, using Sign.const_typargs
paulson
parents: 18199
diff changeset
   840
fun string_of_predicate (Predicate("equal",[typ],terms)) = string_of_equality(typ,terms)
9a7ffce389c3 new treatment of polymorphic types, using Sign.const_typargs
paulson
parents: 18199
diff changeset
   841
  | string_of_predicate (Predicate(name,typs,terms)) = 
17230
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   842
      let val terms_as_strings = map string_of_term terms
18402
aaba095cf62b 1. changed fol_type, it's not a string type anymore.
mengj
parents: 18390
diff changeset
   843
	  val typs' = if !keep_types then map string_of_fol_type typs else []
18420
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   844
      in  name ^ (paren_pack (terms_as_strings @ typs'))  end;
17317
3f12de2e2e6e Isabelle-ATP link: sortable axiom names; no spaces in switches; general tidying
paulson
parents: 17312
diff changeset
   845
3f12de2e2e6e Isabelle-ATP link: sortable axiom names; no spaces in switches; general tidying
paulson
parents: 17312
diff changeset
   846
fun string_of_clausename (cls_id,ax_name) = 
17525
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
   847
    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
   848
3f12de2e2e6e Isabelle-ATP link: sortable axiom names; no spaces in switches; general tidying
paulson
parents: 17312
diff changeset
   849
fun string_of_type_clsname (cls_id,ax_name,idx) = 
17525
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
   850
    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
   851
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   852
(*Write a list of strings to a file*)
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   853
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
   854
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   855
    
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   856
(**** Producing DFG files ****)
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   857
18863
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   858
(*Attach sign in DFG syntax: false means negate.*)
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   859
fun dfg_sign true s = s
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   860
  | dfg_sign false s = "not(" ^ s ^ ")"  
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   861
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   862
fun dfg_literal (Literal(pol,pred,tag)) = dfg_sign pol (string_of_predicate pred)
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   863
18798
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   864
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
   865
  | 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
   866
 
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   867
(*Enclose the clause body by quantifiers, if necessary*)
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   868
fun dfg_forall [] body = body  
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   869
  | 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
   870
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   871
fun gen_dfg_cls (cls_id, ax_name, knd, lits, vars) = 
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   872
    "clause( %(" ^ knd ^ ")\n" ^ 
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   873
    dfg_forall vars ("or(" ^ lits ^ ")") ^ ",\n" ^ 
18863
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   874
    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
   875
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   876
fun dfg_clause_aux (Clause{literals, tvar_type_literals, tfree_type_literals, ...}) = 
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   877
  let val lits = map dfg_literal literals
17230
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   878
      val tvar_lits_strs = 
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   879
	  if !keep_types then map dfg_of_typeLit tvar_type_literals
17230
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   880
	  else []
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   881
      val tfree_lits =
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   882
          if !keep_types then map dfg_of_typeLit tfree_type_literals
17230
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   883
          else []
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   884
  in
17234
12a9393c5d77 further tidying up of Isabelle-ATP link
paulson
parents: 17230
diff changeset
   885
      (tvar_lits_strs @ lits, tfree_lits)
17230
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   886
  end; 
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   887
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   888
fun dfg_folterms (Literal(pol,pred,tag)) = 
18856
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   889
  let val Predicate (_, _, folterms) = pred
18218
9a7ffce389c3 new treatment of polymorphic types, using Sign.const_typargs
paulson
parents: 18199
diff changeset
   890
  in  folterms  end
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   891
17404
d16c3a62c396 the experimental tagging system, and the usual tidying
paulson
parents: 17375
diff changeset
   892
fun get_uvars (UVar(a,typ)) = [a] 
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   893
  | 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
   894
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   895
fun dfg_vars (Clause {literals,...}) =
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   896
    let val folterms = List.concat (map dfg_folterms literals)
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   897
    in 
17775
2679ba74411f minor code tidyig
paulson
parents: 17764
diff changeset
   898
        union_all(map get_uvars folterms)
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   899
    end
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   900
18798
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   901
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
   902
    let val (lits,tfree_lits) = dfg_clause_aux cls 
18798
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   903
            (*"lits" includes the typing assumptions (TVars)*)
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   904
        val vars = dfg_vars cls
18798
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   905
        val tvars = get_tvar_strs types_sorts
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   906
	val knd = name_of_kind kind
17234
12a9393c5d77 further tidying up of Isabelle-ATP link
paulson
parents: 17230
diff changeset
   907
	val lits_str = commas lits
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   908
	val cls_str = gen_dfg_cls(clause_id, axiom_name, knd, lits_str, tvars@vars) 
18798
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   909
    in (cls_str, tfree_lits) end;
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   910
18798
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   911
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
   912
18856
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   913
fun string_of_preds [] = ""
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   914
  | 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
   915
18856
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   916
fun string_of_funcs [] = ""
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   917
  | 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
   918
17234
12a9393c5d77 further tidying up of Isabelle-ATP link
paulson
parents: 17230
diff changeset
   919
fun string_of_symbols predstr funcstr = 
12a9393c5d77 further tidying up of Isabelle-ATP link
paulson
parents: 17230
diff changeset
   920
  "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
   921
18798
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   922
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
   923
18863
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   924
fun string_of_descrip name = 
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   925
  "list_of_descriptions.\nname({*" ^ name ^ 
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   926
  "*}).\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
   927
18863
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   928
fun dfg_tfree_clause tfree_lit =
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   929
  "clause( %(conjecture)\n" ^ "or( " ^ tfree_lit ^ "),\n" ^ "tfree_tcs" ^ ").\n\n"
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   930
17845
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   931
fun string_of_arClauseID (ArityClause {clause_id,axiom_name,...}) =
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   932
    arclause_prefix ^ ascii_of axiom_name ^ "_" ^ Int.toString clause_id;
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   933
18863
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   934
fun dfg_of_arLit (TConsLit(pol,(c,t,args))) =
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   935
      dfg_sign pol (c ^ "(" ^ t ^ paren_pack args ^ ")")
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   936
  | dfg_of_arLit (TVarLit(pol,(c,str))) =
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   937
      dfg_sign pol (c ^ "(" ^ str ^ ")")
17525
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
   938
    
18863
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   939
fun dfg_classrelLits sub sup = 
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   940
    let val tvar = "(T)"
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   941
    in 
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   942
	"not(" ^ sub ^ tvar ^ "), " ^ sup ^ tvar
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   943
    end;
17525
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
   944
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   945
fun dfg_classrelClause (ClassrelClause {axiom_name,subclass,superclass,...}) =
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   946
  "clause(forall([T],\nor( " ^ dfg_classrelLits subclass superclass ^ ")),\n" ^
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   947
  axiom_name ^ ").\n\n";
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   948
      
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   949
fun dfg_arity_clause (arcls as ArityClause{kind,conclLit,premLits,...}) = 
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   950
  let val arcls_id = string_of_arClauseID arcls
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   951
      val knd = name_of_kind kind
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   952
      val TConsLit(_, (_,_,tvars)) = conclLit
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   953
      val lits = map dfg_of_arLit (conclLit :: premLits)
18863
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   954
  in
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   955
      "clause( %(" ^ knd ^ ")\n" ^ 
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   956
      dfg_forall tvars ("or( " ^ commas lits ^ ")") ^ ",\n" ^
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   957
      arcls_id ^ ").\n\n"
18863
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   958
  end;
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   959
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   960
(* write out a subgoal in DFG format to the file "xxxx_N"*)
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   961
fun dfg_write_file ths filename (axclauses,classrel_clauses,arity_clauses) = 
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   962
  let 
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   963
    val conjectures = make_conjecture_clauses (map prop_of ths)
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   964
    val (dfg_clss, tfree_litss) = ListPair.unzip (map clause2dfg conjectures)
18863
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   965
    val clss = conjectures @ axclauses
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   966
    val funcs = funcs_of_clauses clss arity_clauses
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   967
    and preds = preds_of_clauses clss classrel_clauses arity_clauses
18863
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   968
    val out = TextIO.openOut filename
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   969
    and probname = Path.pack (Path.base (Path.unpack filename))
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   970
    val (axstrs, _) = ListPair.unzip (map clause2dfg axclauses)
18863
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   971
    val tfree_clss = map dfg_tfree_clause (union_all tfree_litss) 
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
   972
  in
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   973
    TextIO.output (out, string_of_start probname); 
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   974
    TextIO.output (out, string_of_descrip probname); 
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   975
    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
   976
    TextIO.output (out, "list_of_clauses(axioms,cnf).\n");
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   977
    writeln_strs out axstrs;
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   978
    List.app (curry TextIO.output out o dfg_classrelClause) classrel_clauses;
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   979
    List.app (curry TextIO.output out o dfg_arity_clause) arity_clauses;
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   980
    TextIO.output (out, "end_of_list.\n\nlist_of_clauses(conjectures,cnf).\n");
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   981
    writeln_strs out tfree_clss;
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   982
    writeln_strs out dfg_clss;
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   983
    TextIO.output (out, "end_of_list.\n\nend_problem.\n");
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   984
    TextIO.closeOut out
17525
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
   985
  end;
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   986
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   987
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   988
(********************************)
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   989
(* code to produce TPTP files   *)
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   990
(********************************)
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   991
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   992
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   993
(*Attach sign in TPTP syntax: false means negate.*)
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   994
fun tptp_sign true s = "++" ^ s
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   995
  | tptp_sign false s = "--" ^ s
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   996
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
   997
fun tptp_literal (Literal(pol,pred,tag)) =  (*FIXME REMOVE TAGGING*)
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   998
    let val pred_string = string_of_predicate pred
17230
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   999
	val tagged_pol = 
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
  1000
	      if (tag andalso !tagged) then (if pol then "+++" else "---")
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
  1001
	      else (if pol then "++" else "--")
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1002
     in
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1003
	tagged_pol ^ pred_string
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1004
    end;
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1005
18798
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
  1006
fun tptp_of_typeLit (LTVar (s,ty)) = "--" ^ s ^ "(" ^ ty ^ ")"
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
  1007
  | tptp_of_typeLit (LTFree (s,ty)) = "++" ^ s ^ "(" ^ ty ^ ")";
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1008
 
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1009
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1010
fun gen_tptp_cls (cls_id,ax_name,knd,lits) = 
17317
3f12de2e2e6e Isabelle-ATP link: sortable axiom names; no spaces in switches; general tidying
paulson
parents: 17312
diff changeset
  1011
    "input_clause(" ^ string_of_clausename (cls_id,ax_name) ^ "," ^ 
18863
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
  1012
    knd ^ "," ^ lits ^ ").\n";
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1013
17317
3f12de2e2e6e Isabelle-ATP link: sortable axiom names; no spaces in switches; general tidying
paulson
parents: 17312
diff changeset
  1014
fun gen_tptp_type_cls (cls_id,ax_name,knd,tfree_lit,idx) = 
3f12de2e2e6e Isabelle-ATP link: sortable axiom names; no spaces in switches; general tidying
paulson
parents: 17312
diff changeset
  1015
    "input_clause(" ^ string_of_type_clsname (cls_id,ax_name,idx) ^ "," ^ 
18863
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
  1016
    knd ^ ",[" ^ tfree_lit ^ "]).\n";
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1017
17422
3b237822985d massive tidy-up and simplification
paulson
parents: 17412
diff changeset
  1018
fun tptp_type_lits (Clause cls) = 
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1019
    let val lits = map tptp_literal (#literals cls)
17230
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
  1020
	val tvar_lits_strs =
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
  1021
	      if !keep_types 
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
  1022
	      then (map tptp_of_typeLit (#tvar_type_literals cls)) 
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
  1023
	      else []
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
  1024
	val tfree_lits = 
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
  1025
	      if !keep_types
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
  1026
	      then (map tptp_of_typeLit (#tfree_type_literals cls)) 
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
  1027
	      else []
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1028
    in
17305
6cef3aedd661 axioms now included in tptp files, no /bin/cat and various tidying
paulson
parents: 17261
diff changeset
  1029
	(tvar_lits_strs @ lits, tfree_lits)
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1030
    end; 
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1031
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1032
fun tptp_clause cls =
17422
3b237822985d massive tidy-up and simplification
paulson
parents: 17412
diff changeset
  1033
    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
  1034
            (*"lits" includes the typing assumptions (TVars)*)
17317
3f12de2e2e6e Isabelle-ATP link: sortable axiom names; no spaces in switches; general tidying
paulson
parents: 17312
diff changeset
  1035
	val cls_id = get_clause_id cls
3f12de2e2e6e Isabelle-ATP link: sortable axiom names; no spaces in switches; general tidying
paulson
parents: 17312
diff changeset
  1036
	val ax_name = get_axiomName cls
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1037
	val knd = string_of_kind cls
17525
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
  1038
	val lits_str = bracket_pack lits
17305
6cef3aedd661 axioms now included in tptp files, no /bin/cat and various tidying
paulson
parents: 17261
diff changeset
  1039
	val cls_str = gen_tptp_cls(cls_id,ax_name,knd,lits_str) 			 
6cef3aedd661 axioms now included in tptp files, no /bin/cat and various tidying
paulson
parents: 17261
diff changeset
  1040
	fun typ_clss k [] = []
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1041
          | typ_clss k (tfree :: tfrees) = 
17317
3f12de2e2e6e Isabelle-ATP link: sortable axiom names; no spaces in switches; general tidying
paulson
parents: 17312
diff changeset
  1042
              gen_tptp_type_cls(cls_id,ax_name,knd,tfree,k) :: 
3f12de2e2e6e Isabelle-ATP link: sortable axiom names; no spaces in switches; general tidying
paulson
parents: 17312
diff changeset
  1043
              typ_clss (k+1) tfrees
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1044
    in 
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1045
	cls_str :: (typ_clss 0 tfree_lits)
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1046
    end;
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1047
15608
f161fa6f8fd5 bug fixes involving typechecking clauses
paulson
parents: 15531
diff changeset
  1048
fun clause2tptp cls =
17422
3b237822985d massive tidy-up and simplification
paulson
parents: 17412
diff changeset
  1049
    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
  1050
            (*"lits" includes the typing assumptions (TVars)*)
17317
3f12de2e2e6e Isabelle-ATP link: sortable axiom names; no spaces in switches; general tidying
paulson
parents: 17312
diff changeset
  1051
	val cls_id = get_clause_id cls
3f12de2e2e6e Isabelle-ATP link: sortable axiom names; no spaces in switches; general tidying
paulson
parents: 17312
diff changeset
  1052
	val ax_name = get_axiomName cls
15608
f161fa6f8fd5 bug fixes involving typechecking clauses
paulson
parents: 15531
diff changeset
  1053
	val knd = string_of_kind cls
17525
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
  1054
	val lits_str = bracket_pack lits
15608
f161fa6f8fd5 bug fixes involving typechecking clauses
paulson
parents: 15531
diff changeset
  1055
	val cls_str = gen_tptp_cls(cls_id,ax_name,knd,lits_str) 
f161fa6f8fd5 bug fixes involving typechecking clauses
paulson
parents: 15531
diff changeset
  1056
    in
f161fa6f8fd5 bug fixes involving typechecking clauses
paulson
parents: 15531
diff changeset
  1057
	(cls_str,tfree_lits) 
f161fa6f8fd5 bug fixes involving typechecking clauses
paulson
parents: 15531
diff changeset
  1058
    end;
f161fa6f8fd5 bug fixes involving typechecking clauses
paulson
parents: 15531
diff changeset
  1059
f161fa6f8fd5 bug fixes involving typechecking clauses
paulson
parents: 15531
diff changeset
  1060
18863
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
  1061
fun tptp_tfree_clause tfree_lit =
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
  1062
    "input_clause(" ^ "tfree_tcs," ^ "conjecture" ^ ",[" ^ tfree_lit ^ "]).\n";
15608
f161fa6f8fd5 bug fixes involving typechecking clauses
paulson
parents: 15531
diff changeset
  1063
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1064
17525
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
  1065
fun tptp_of_arLit (TConsLit(b,(c,t,args))) =
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
  1066
      tptp_sign b (c ^ "(" ^ t ^ paren_pack args ^ ")")
17525
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
  1067
  | tptp_of_arLit (TVarLit(b,(c,str))) =
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
  1068
      tptp_sign b (c ^ "(" ^ str ^ ")")
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1069
    
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
  1070
fun tptp_arity_clause (arcls as ArityClause{kind,conclLit,premLits,...}) = 
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
  1071
  let val arcls_id = string_of_arClauseID arcls
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
  1072
      val knd = name_of_kind kind
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
  1073
      val lits = map tptp_of_arLit (conclLit :: premLits)
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
  1074
  in
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
  1075
    "input_clause(" ^ arcls_id ^ "," ^ knd ^ "," ^ bracket_pack lits ^ ").\n"
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
  1076
  end;
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1077
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1078
fun tptp_classrelLits sub sup = 
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1079
    let val tvar = "(T)"
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1080
    in 
18411
2d3165a0fb40 No axiom, arity or classrel clauses contain HOL.type. Negative occurrences are
paulson
parents: 18409
diff changeset
  1081
	"[--" ^ sub ^ tvar ^ ",++" ^ sup ^ tvar ^ "]"
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1082
    end;
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1083
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
  1084
fun tptp_classrelClause (ClassrelClause {axiom_name,subclass,superclass,...}) =
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
  1085
  "input_clause(" ^ 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
  1086
18863
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
  1087
(* write out a subgoal as tptp clauses to the file "xxxx_N"*)
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
  1088
fun tptp_write_file ths filename (axclauses,classrel_clauses,arity_clauses) =
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
  1089
  let
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
  1090
    val clss = make_conjecture_clauses (map prop_of ths)
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
  1091
    val (tptp_clss,tfree_litss) = ListPair.unzip (map clause2tptp clss)
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
  1092
    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
  1093
    val out = TextIO.openOut filename
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
  1094
  in
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
  1095
    List.app (writeln_strs out o tptp_clause) axclauses;
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
  1096
    writeln_strs out tfree_clss;
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
  1097
    writeln_strs out tptp_clss;
18868
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
  1098
    List.app (curry TextIO.output out o tptp_classrelClause) classrel_clauses;
7cfc21ee0370 working SPASS support; much tidying
paulson
parents: 18863
diff changeset
  1099
    List.app (curry TextIO.output out o tptp_arity_clause) arity_clauses;
18863
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
  1100
    TextIO.closeOut out
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
  1101
  end;
a113b6839df1 reorganization of code to support DFG otuput
paulson
parents: 18856
diff changeset
  1102
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1103
end;