src/HOL/Tools/res_clause.ML
author paulson
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child 18863 a113b6839df1
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tidy-up of res_clause.ML, removing the "predicates" field
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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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(* works for writeoutclasimp on typed *)
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signature RES_CLAUSE =
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  sig
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  val keep_types : bool ref
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  val special_equal : bool ref
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  val tagged : bool ref
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  exception ARCLAUSE of string
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  exception CLAUSE of string * term
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  type arityClause 
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  type classrelClause
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  type clause
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  val init : theory -> unit
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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 get_axiomName : clause ->  string
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  val isTaut : clause -> bool
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  val num_of_clauses : clause -> int
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  val clauses2dfg : string -> clause list -> clause list -> string
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  val tfree_dfg_clause : string -> string
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  val arity_clause_thy: theory -> arityClause list 
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  val classrel_clauses_thy: theory -> classrelClause list 
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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_clause : clause -> string list
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  val clause2tptp : clause -> string * string list
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  val tfree_clause : string -> string
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  val schematic_var_prefix : string
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  val fixed_var_prefix : string
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  val tvar_prefix : string
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  val tfree_prefix : string
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  val clause_prefix : string 
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  val arclause_prefix : string
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  val const_prefix : string
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  val tconst_prefix : string 
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  val class_prefix : string 
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  val union_all : ''a list list -> ''a list
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  val ascii_of : String.string -> String.string
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  val paren_pack : string list -> string
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  val bracket_pack : string list -> string
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  val make_schematic_var : String.string * int -> string
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  val make_fixed_var : String.string -> string
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  val make_schematic_type_var : string * int -> string
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  val make_fixed_type_var : string -> string
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  val make_fixed_const : String.string -> string		
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  val make_fixed_type_const : String.string -> string   
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  val make_type_class : String.string -> string
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  val isMeta : String.string -> bool
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  type typ_var
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  val mk_typ_var_sort : Term.typ -> typ_var * sort
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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 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 tptp_of_typeLit : type_literal -> string
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  (*for hashing*)
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  val clause_eq : clause * clause -> bool
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  val hash_clause : clause -> int
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  val list_ord : ('a * 'b -> order) -> 'a list * 'b list -> order
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  type fol_type
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  val types_ord : fol_type list * fol_type list -> order
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  val string_of_fol_type : fol_type -> string
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  val mk_fol_type: string * string * fol_type list -> fol_type
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  val types_eq :fol_type list * fol_type list ->
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   (string * string) list * (string * string) list -> bool * ((string * string) list * (string * string) list)
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  val check_var_pairs: ''a * ''b -> (''a * ''b) list -> int
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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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   334
fun eq_arg_type (Type("fun",[T,_])) = 
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   335
    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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   340
       if isMeta x then raise CLAUSE("Function Not First Order", Free(x,T))
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   341
       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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   343
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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'), 
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	   (union_all (ts1::ts2)))
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   362
      end
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   363
and terms_of ts = ListPair.unzip (map term_of ts)
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   364
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   365
(*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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   368
	  val (args',ts) = terms_of args
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	  val equal_name = make_fixed_const "op ="
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   370
      in
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	  (Predicate(equal_name,[arg_typ],args'),
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	   union_all ts)
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   373
      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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   377
      in
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	  (Predicate(pname,predType,args'), union_all (ts1::ts2))
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   379
      end;
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(*Treatment of literals, possibly negated or tagged*)
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   382
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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   385
      predicate_of (P, polarity, true)
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  | predicate_of (term,polarity,tag) =
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   387
        (pred_of (strip_comb term), polarity, tag);
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   388
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   389
fun literals_of_term1 args (Const("Trueprop",_) $ P) = literals_of_term1 args P
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   390
  | literals_of_term1 args (Const("op |",_) $ P $ Q) = 
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   391
      literals_of_term1 (literals_of_term1 args P) Q
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   392
  | literals_of_term1 (lits, ts) P =
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   393
      let val ((pred, ts'), polarity, tag) = predicate_of (P,true,false)
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   394
	  val lits' = Literal(polarity,pred,tag) :: lits
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   395
      in
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   396
	  (lits', ts union ts')
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   397
      end;
17150
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   398
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   399
val literals_of_term = literals_of_term1 ([],[]);
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   400
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   401
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   402
fun list_ord _ ([],[]) = EQUAL
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  | list_ord _ ([],_) = LESS
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   404
  | list_ord _ (_,[]) = GREATER
df0c0f35c897 Changed literals' ordering and the functions for sorting literals.
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   405
  | list_ord ord (x::xs, y::ys) =
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   406
    let val xy_ord = ord(x,y)
df0c0f35c897 Changed literals' ordering and the functions for sorting literals.
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   407
    in
df0c0f35c897 Changed literals' ordering and the functions for sorting literals.
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parents: 18402
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   408
	case xy_ord of EQUAL => list_ord ord (xs,ys)
df0c0f35c897 Changed literals' ordering and the functions for sorting literals.
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   409
		     | _ => xy_ord
df0c0f35c897 Changed literals' ordering and the functions for sorting literals.
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   410
    end;
df0c0f35c897 Changed literals' ordering and the functions for sorting literals.
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   411
df0c0f35c897 Changed literals' ordering and the functions for sorting literals.
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   412
fun type_ord (AtomV(_),AtomV(_)) = EQUAL
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   413
  | type_ord (AtomV(_),_) = LESS
df0c0f35c897 Changed literals' ordering and the functions for sorting literals.
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   414
  | type_ord (AtomF(_),AtomV(_)) = GREATER
df0c0f35c897 Changed literals' ordering and the functions for sorting literals.
mengj
parents: 18402
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   415
  | type_ord (AtomF(f1),AtomF(f2)) = string_ord (f1,f2)
df0c0f35c897 Changed literals' ordering and the functions for sorting literals.
mengj
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   416
  | type_ord (AtomF(_),_) = LESS
df0c0f35c897 Changed literals' ordering and the functions for sorting literals.
mengj
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   417
  | type_ord (Comp(_,_),AtomV(_)) = GREATER
df0c0f35c897 Changed literals' ordering and the functions for sorting literals.
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   418
  | type_ord (Comp(_,_),AtomF(_)) = GREATER
df0c0f35c897 Changed literals' ordering and the functions for sorting literals.
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   419
  | type_ord (Comp(con1,args1),Comp(con2,args2)) = 
df0c0f35c897 Changed literals' ordering and the functions for sorting literals.
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   420
    let val con_ord = string_ord(con1,con2)
df0c0f35c897 Changed literals' ordering and the functions for sorting literals.
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   421
    in
df0c0f35c897 Changed literals' ordering and the functions for sorting literals.
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   422
	case con_ord of EQUAL => types_ord (args1,args2)
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   423
		      | _ => con_ord
df0c0f35c897 Changed literals' ordering and the functions for sorting literals.
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   424
    end
df0c0f35c897 Changed literals' ordering and the functions for sorting literals.
mengj
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   425
and
df0c0f35c897 Changed literals' ordering and the functions for sorting literals.
mengj
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diff changeset
   426
df0c0f35c897 Changed literals' ordering and the functions for sorting literals.
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diff changeset
   427
types_ord ([],[]) = EQUAL
df0c0f35c897 Changed literals' ordering and the functions for sorting literals.
mengj
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   428
  | types_ord (tps1,tps2) = list_ord type_ord (tps1,tps2);
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diff changeset
   429
18402
aaba095cf62b 1. changed fol_type, it's not a string type anymore.
mengj
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diff changeset
   430
18403
df0c0f35c897 Changed literals' ordering and the functions for sorting literals.
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diff changeset
   431
fun term_ord (UVar(_,_),UVar(_,_)) = EQUAL
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   432
  | term_ord (UVar(_,_),_) = LESS
df0c0f35c897 Changed literals' ordering and the functions for sorting literals.
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   433
  | term_ord (Fun(_,_,_),UVar(_)) = GREATER
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   434
  | term_ord (Fun(f1,tps1,tms1),Fun(f2,tps2,tms2)) = 
18420
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diff changeset
   435
     (case string_ord (f1,f2) of
9470061ab283 hashing to eliminate the output of duplicate clauses
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diff changeset
   436
         EQUAL => 
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diff changeset
   437
	   (case terms_ord (tms1,tms2) of EQUAL => types_ord (tps1,tps2)
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   438
	      | tms_ord => tms_ord)
9470061ab283 hashing to eliminate the output of duplicate clauses
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   439
       | fn_ord => fn_ord)
18403
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mengj
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diff changeset
   440
df0c0f35c897 Changed literals' ordering and the functions for sorting literals.
mengj
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diff changeset
   441
and
df0c0f35c897 Changed literals' ordering and the functions for sorting literals.
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diff changeset
   442
18420
9470061ab283 hashing to eliminate the output of duplicate clauses
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   443
  terms_ord ([],[]) = EQUAL
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
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   444
    | terms_ord (tms1,tms2) = list_ord term_ord (tms1,tms2);
18403
df0c0f35c897 Changed literals' ordering and the functions for sorting literals.
mengj
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diff changeset
   445
df0c0f35c897 Changed literals' ordering and the functions for sorting literals.
mengj
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diff changeset
   446
df0c0f35c897 Changed literals' ordering and the functions for sorting literals.
mengj
parents: 18402
diff changeset
   447
18856
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
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diff changeset
   448
fun predicate_ord (Predicate(pname1,ftyps1,ftms1),Predicate(pname2,ftyps2,ftms2)) = 
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
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   449
  case string_ord (pname1,pname2) of
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
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diff changeset
   450
       EQUAL => (case terms_ord(ftms1,ftms2) of EQUAL => types_ord(ftyps1,ftyps2)
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   451
				              | ftms_ord => ftms_ord)
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   452
     | pname_ord => pname_ord
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   453
			   
18402
aaba095cf62b 1. changed fol_type, it's not a string type anymore.
mengj
parents: 18390
diff changeset
   454
aaba095cf62b 1. changed fol_type, it's not a string type anymore.
mengj
parents: 18390
diff changeset
   455
fun literal_ord (Literal(false,_,_),Literal(true,_,_)) = LESS
aaba095cf62b 1. changed fol_type, it's not a string type anymore.
mengj
parents: 18390
diff changeset
   456
  | literal_ord (Literal(true,_,_),Literal(false,_,_)) = GREATER
aaba095cf62b 1. changed fol_type, it's not a string type anymore.
mengj
parents: 18390
diff changeset
   457
  | literal_ord (Literal(_,pred1,_),Literal(_,pred2,_)) = predicate_ord(pred1,pred2);
aaba095cf62b 1. changed fol_type, it's not a string type anymore.
mengj
parents: 18390
diff changeset
   458
aaba095cf62b 1. changed fol_type, it's not a string type anymore.
mengj
parents: 18390
diff changeset
   459
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
   460
18420
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   461
18409
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   462
(********** clause equivalence ******************)
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   463
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   464
fun check_var_pairs (x,y) [] = 0 
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   465
  | check_var_pairs (x,y) ((u,v)::w) =
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   466
    if (x,y) = (u,v) then 1 
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   467
    else
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   468
	if (x = u) orelse (y = v) then 2 (*conflict*)
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   469
	else check_var_pairs (x,y) w;
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   470
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   471
fun type_eq (AtomV(v1),AtomV(v2)) (vars,tvars) =
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   472
    (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
   473
					 | 1 => (true,(vars,tvars))
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   474
					 | 2 => (false,(vars,tvars)))
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   475
  | type_eq (AtomV(_),_) vtvars = (false,vtvars)
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   476
  | type_eq (AtomF(f1),AtomF(f2)) vtvars = (f1=f2,vtvars)
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   477
  | type_eq (AtomF(_),_) vtvars = (false,vtvars)
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   478
  | type_eq (Comp(con1,args1),Comp(con2,args2)) vtvars =
18420
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   479
      let val (eq1,vtvars1) = 
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   480
	      if con1 = con2 then types_eq (args1,args2) vtvars
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   481
	      else (false,vtvars)
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   482
      in
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   483
	  (eq1,vtvars1)
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   484
      end
18409
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   485
  | type_eq (Comp(_,_),_) vtvars = (false,vtvars)
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   486
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   487
and
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   488
18420
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   489
    types_eq ([],[]) vtvars = (true,vtvars)
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   490
  | types_eq (tp1::tps1,tp2::tps2) vtvars =
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   491
      let val (eq1,vtvars1) = type_eq (tp1,tp2) vtvars
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   492
	  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
   493
			      else (eq1,vtvars1)
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   494
      in
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   495
	  (eq2,vtvars2)
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   496
      end;
18409
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
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   499
fun term_eq (UVar(v1,tp1),UVar(v2,tp2)) (vars,tvars) =
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   500
    (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
   501
					| 1 => type_eq (tp1,tp2) (vars,tvars)
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   502
					| 2 => (false,(vars,tvars)))
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   503
  | term_eq (UVar(_,_),_) vtvars = (false,vtvars)
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   504
  | 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
   505
      let val (eq1,vtvars1) = 
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   506
	      if f1 = f2 then terms_eq (tms1,tms2) vtvars
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   507
	      else (false,vtvars)
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   508
	  val (eq2,vtvars2) =
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   509
	      if eq1 then types_eq (tps1,tps2) vtvars1
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   510
	      else (eq1,vtvars1)
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   511
      in
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   512
	  (eq2,vtvars2)
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   513
      end
18409
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   514
  | term_eq (Fun(_,_,_),_) vtvars = (false,vtvars)
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   515
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   516
and
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   517
18420
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   518
    terms_eq ([],[]) vtvars = (true,vtvars)
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   519
  | terms_eq (tm1::tms1,tm2::tms2) vtvars =
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   520
      let val (eq1,vtvars1) = term_eq (tm1,tm2) vtvars
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   521
	  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
   522
				     else (eq1,vtvars1)
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   523
      in
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   524
	  (eq2,vtvars2)
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   525
      end;
18409
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   526
					     
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   527
18856
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   528
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
   529
    let val (eq1,vtvars1) = 
18856
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   530
	    if (pname1 = pname2) then terms_eq (tms1,tms2) vtvars
18409
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   531
	    else (false,vtvars)
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   532
	val (eq2,vtvars2) = 
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   533
	    if eq1 then types_eq (tps1,tps2) vtvars1
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   534
	    else (eq1,vtvars1)
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   535
    in
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   536
	(eq2,vtvars2)
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   537
    end;
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   538
					      
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
fun lit_eq (Literal(pol1,pred1,_),Literal(pol2,pred2,_)) vtvars =
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   541
    if (pol1 = pol2) then pred_eq (pred1,pred2) vtvars
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   542
    else (false,vtvars);
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   543
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   544
(*must have the same number of literals*)
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   545
fun lits_eq ([],[]) vtvars = (true,vtvars)
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   546
  | lits_eq (l1::ls1,l2::ls2) vtvars = 
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   547
    let val (eq1,vtvars1) = lit_eq (l1,l2) vtvars
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   548
    in
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   549
	if eq1 then lits_eq (ls1,ls2) vtvars1
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   550
	else (false,vtvars1)
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   551
    end;
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   552
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   553
18420
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   554
(*Equality of two clauses up to variable renaming*)
18798
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   555
fun clause_eq (Clause{literals=lits1,...}, Clause{literals=lits2,...}) =
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   556
  length lits1 = length lits2 andalso #1 (lits_eq (lits1,lits2) ([],[]));
18409
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   557
080094128a09 Added functions to test equivalence between clauses.
mengj
parents: 18403
diff changeset
   558
18420
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   559
(*** Hash function for clauses ***)
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   560
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   561
val xor_words = List.foldl Word.xorb 0w0;
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   562
18449
e314fb38307d new hash table module in HOL/Too/s
paulson
parents: 18439
diff changeset
   563
fun hashw_term (UVar(_,_), w) = w
e314fb38307d new hash table module in HOL/Too/s
paulson
parents: 18439
diff changeset
   564
  | hashw_term (Fun(f,tps,args), w) = 
e314fb38307d new hash table module in HOL/Too/s
paulson
parents: 18439
diff changeset
   565
      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
   566
  
18449
e314fb38307d new hash table module in HOL/Too/s
paulson
parents: 18439
diff changeset
   567
fun hashw_pred (Predicate(pn,_,args), w) = 
e314fb38307d new hash table module in HOL/Too/s
paulson
parents: 18439
diff changeset
   568
    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
   569
    
18449
e314fb38307d new hash table module in HOL/Too/s
paulson
parents: 18439
diff changeset
   570
fun hash1_literal (Literal(true,pred,_)) = hashw_pred (pred, 0w0)
e314fb38307d new hash table module in HOL/Too/s
paulson
parents: 18439
diff changeset
   571
  | 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
   572
  
18798
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   573
fun hash_clause (Clause{literals,...}) =
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   574
  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
   575
aaba095cf62b 1. changed fol_type, it's not a string type anymore.
mengj
parents: 18390
diff changeset
   576
18798
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   577
(*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
   578
fun sorts_on_typs (_, [])   = ([]) 
16199
ee95ab217fee no longer emits literals for type class HOL.type; also minor tidying
paulson
parents: 16039
diff changeset
   579
  | 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
   580
      sorts_on_typs (v,s)                (*IGNORE sort "type"*)
18798
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   581
  | sorts_on_typs ((FOLTVar indx), s::ss) =
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   582
      LTVar(make_type_class s, make_schematic_type_var indx) :: 
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   583
      sorts_on_typs ((FOLTVar indx), ss)
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   584
  | sorts_on_typs ((FOLTFree x), s::ss) =
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   585
      LTFree(make_type_class s, make_fixed_type_var x) :: 
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   586
      sorts_on_typs ((FOLTFree x), ss);
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   587
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   588
18798
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   589
fun pred_of_sort (LTVar (s,ty)) = (s,1)
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   590
|   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
   591
16199
ee95ab217fee no longer emits literals for type class HOL.type; also minor tidying
paulson
parents: 16039
diff changeset
   592
(*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
   593
  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
   594
fun add_typs_aux [] = ([],[])
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   595
  | add_typs_aux ((FOLTVar indx,s)::tss) = 
17230
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   596
      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
   597
	  val (vss,fss) = add_typs_aux tss
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   598
      in
18856
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   599
	  (vs union vss, fss)
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   600
      end
18856
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   601
  | add_typs_aux ((FOLTFree x,s)::tss) =
17230
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   602
      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
   603
	  val (vss,fss) = add_typs_aux tss
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   604
      in
18856
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   605
	  (vss, fs union fss)
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   606
      end;
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   607
17999
6fe9cb1da9ed Added several functions to the signature.
mengj
parents: 17993
diff changeset
   608
18856
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   609
fun add_typs (Clause cls) = add_typs_aux (#types_sorts cls)  
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   610
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   611
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   612
(** 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
   613
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   614
fun get_tvar_strs [] = []
17230
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   615
  | get_tvar_strs ((FOLTVar indx,s)::tss) = 
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   616
      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
   617
      in
17888
116a8d1c7a67 new interface to make_conjecture_clauses
paulson
parents: 17845
diff changeset
   618
	  vstr ins (get_tvar_strs tss)
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   619
      end
17230
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   620
  | 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
   621
17230
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   622
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
   623
    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
   624
	val lits' = sort_lits lits
18856
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   625
	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
   626
    in 
17230
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   627
	make_clause(cls_id,ax_name,Axiom,
18856
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   628
	            lits',types_sorts,tvar_lits,tfree_lits)
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   629
    end;
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   630
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
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
(* check if a clause is FOL first*)
17888
116a8d1c7a67 new interface to make_conjecture_clauses
paulson
parents: 17845
diff changeset
   633
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
   634
    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
   635
	    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
   636
	val (lits,types_sorts) = literals_of_term t
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   637
	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
   638
    in
17845
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   639
	make_clause(n,"conjecture",Conjecture,
18856
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   640
	            lits,types_sorts,tvar_lits,tfree_lits)
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   641
    end;
17845
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   642
    
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   643
fun make_conjecture_clauses_aux _ [] = []
17888
116a8d1c7a67 new interface to make_conjecture_clauses
paulson
parents: 17845
diff changeset
   644
  | make_conjecture_clauses_aux n (t::ts) =
116a8d1c7a67 new interface to make_conjecture_clauses
paulson
parents: 17845
diff changeset
   645
      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
   646
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   647
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
   648
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   649
18199
d236379ea408 -- before converting axiom and conjecture clauses into ResClause.clause format, perform "check_is_fol_term" first.
mengj
parents: 18056
diff changeset
   650
(*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
   651
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
   652
    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
   653
	    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
   654
	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
   655
	val lits' = sort_lits lits
18856
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   656
	val (tvar_lits,tfree_lits) = add_typs_aux types_sorts
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   657
    in 
17230
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   658
	make_clause(cls_id,ax_name,Axiom,
18856
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   659
	            lits',types_sorts,tvar_lits,tfree_lits)
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   660
    end;
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   661
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   662
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   663
(**** Isabelle arities ****)
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   664
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   665
exception ARCLAUSE of string;
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   666
 
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   667
type class = string; 
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   668
type tcons = string; 
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   669
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   670
datatype arLit = TConsLit of bool * (class * tcons * string list) | TVarLit of bool * (class * string);
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   671
 
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   672
datatype arityClause =  
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   673
	 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
   674
	  	         axiom_name: axiom_name,
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   675
			 kind: kind,
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   676
			 conclLit: arLit,
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   677
			 premLits: arLit list};
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   678
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   679
18798
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   680
fun gen_TVars 0 = []
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   681
  | gen_TVars n = ("T_" ^ Int.toString n) :: gen_TVars (n-1);
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   682
18411
2d3165a0fb40 No axiom, arity or classrel clauses contain HOL.type. Negative occurrences are
paulson
parents: 18409
diff changeset
   683
fun pack_sort(_,[])  = []
2d3165a0fb40 No axiom, arity or classrel clauses contain HOL.type. Negative occurrences are
paulson
parents: 18409
diff changeset
   684
  | 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
   685
  | 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
   686
    
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   687
fun make_TVarLit (b,(cls,str)) = TVarLit(b,(cls,str));
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   688
fun make_TConsLit (b,(cls,tcons,tvars)) = TConsLit(b,(make_type_class cls,make_fixed_type_const tcons,tvars));
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   689
18411
2d3165a0fb40 No axiom, arity or classrel clauses contain HOL.type. Negative occurrences are
paulson
parents: 18409
diff changeset
   690
(*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
   691
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
   692
   let val nargs = length args
18798
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   693
       val tvars = gen_TVars nargs
17845
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   694
       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
   695
       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
   696
       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
   697
   in
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   698
      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
   699
                   axiom_name = lookup_type_const tcons,
2d3165a0fb40 No axiom, arity or classrel clauses contain HOL.type. Negative occurrences are
paulson
parents: 18409
diff changeset
   700
                   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
   701
                   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
   702
   end;
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   703
    
18420
9470061ab283 hashing to eliminate the output of duplicate clauses
paulson
parents: 18411
diff changeset
   704
(*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
   705
  except for conjecture clauses.*)
17305
6cef3aedd661 axioms now included in tptp files, no /bin/cat and various tidying
paulson
parents: 17261
diff changeset
   706
fun num_of_clauses (Clause cls) =
6cef3aedd661 axioms now included in tptp files, no /bin/cat and various tidying
paulson
parents: 17261
diff changeset
   707
    let val num_tfree_lits = 
6cef3aedd661 axioms now included in tptp files, no /bin/cat and various tidying
paulson
parents: 17261
diff changeset
   708
	      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
   709
	      else 0
6cef3aedd661 axioms now included in tptp files, no /bin/cat and various tidying
paulson
parents: 17261
diff changeset
   710
    in 	1 + num_tfree_lits  end;
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   711
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   712
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   713
(**** Isabelle class relations ****)
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   714
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   715
datatype classrelClause = 
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   716
	 ClassrelClause of {clause_id: clause_id,
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   717
			    subclass: class,
18411
2d3165a0fb40 No axiom, arity or classrel clauses contain HOL.type. Negative occurrences are
paulson
parents: 18409
diff changeset
   718
			    superclass: class};
17845
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   719
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   720
fun make_axiom_classrelClause n subclass superclass =
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   721
  ClassrelClause {clause_id = n,
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   722
                  subclass = subclass, superclass = superclass};
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   723
17845
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   724
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
   725
  | 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
   726
      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
   727
  | classrelClauses_of_aux n sub (sup::sups) =
18411
2d3165a0fb40 No axiom, arity or classrel clauses contain HOL.type. Negative occurrences are
paulson
parents: 18409
diff changeset
   728
      ClassrelClause {clause_id = n, subclass = sub, superclass = sup} 
2d3165a0fb40 No axiom, arity or classrel clauses contain HOL.type. Negative occurrences are
paulson
parents: 18409
diff changeset
   729
      :: classrelClauses_of_aux (n+1) sub sups;
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   730
18411
2d3165a0fb40 No axiom, arity or classrel clauses contain HOL.type. Negative occurrences are
paulson
parents: 18409
diff changeset
   731
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
   732
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   733
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   734
(***** Isabelle arities *****)
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   735
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   736
fun arity_clause _ (tcons, []) = []
18411
2d3165a0fb40 No axiom, arity or classrel clauses contain HOL.type. Negative occurrences are
paulson
parents: 18409
diff changeset
   737
  | 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
   738
      arity_clause n (tcons,ars)
17845
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   739
  | arity_clause n (tcons, ar::ars) =
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   740
      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
   741
      arity_clause (n+1) (tcons,ars);
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
fun multi_arity_clause [] = []
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   744
  | 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
   745
      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
   746
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   747
fun arity_clause_thy thy =
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   748
  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
   749
  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
   750
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   751
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   752
(* Isabelle classes *)
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   753
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   754
type classrelClauses = classrelClause list Symtab.table;
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   755
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   756
val classrel_of = #2 o #classes o Type.rep_tsig o Sign.tsig_of;
18798
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   757
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   758
fun classrel_clauses_classrel (C: Sorts.classes) =
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   759
  map classrelClauses_of (Graph.dest C);
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   760
17845
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   761
val classrel_clauses_thy = List.concat o classrel_clauses_classrel o classrel_of;
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   762
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   763
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   764
fun wrap_eq_type typ t = eq_typ_wrapper ^"(" ^ t ^ "," ^ typ ^ ")";
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   765
18218
9a7ffce389c3 new treatment of polymorphic types, using Sign.const_typargs
paulson
parents: 18199
diff changeset
   766
(*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
   767
 and if we specifically ask for types to be included.   *)
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   768
fun string_of_equality (typ,terms) =
17230
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   769
      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
   770
	  val typ' = string_of_fol_type typ
17230
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   771
      in
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   772
	  if !keep_types andalso !special_equal 
18402
aaba095cf62b 1. changed fol_type, it's not a string type anymore.
mengj
parents: 18390
diff changeset
   773
	  then "equal(" ^ (wrap_eq_type typ' tstr1) ^ "," ^ 
aaba095cf62b 1. changed fol_type, it's not a string type anymore.
mengj
parents: 18390
diff changeset
   774
		 	  (wrap_eq_type typ' tstr2) ^ ")"
17230
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   775
	  else "equal(" ^ tstr1 ^ "," ^ tstr2 ^ ")"
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   776
      end
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   777
and string_of_term (UVar(x,_)) = x
18218
9a7ffce389c3 new treatment of polymorphic types, using Sign.const_typargs
paulson
parents: 18199
diff changeset
   778
  | 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
   779
  | 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
   780
  | string_of_term (Fun (name,typs,terms)) = 
9a7ffce389c3 new treatment of polymorphic types, using Sign.const_typargs
paulson
parents: 18199
diff changeset
   781
      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
   782
	  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
   783
      in  name ^ (paren_pack (terms_as_strings @ typs'))  end;
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   784
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
   785
(* 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
   786
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
   787
  | string_of_predicate (Predicate(name,typs,terms)) = 
17230
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   788
      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
   789
	  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
   790
      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
   791
3f12de2e2e6e Isabelle-ATP link: sortable axiom names; no spaces in switches; general tidying
paulson
parents: 17312
diff changeset
   792
fun string_of_clausename (cls_id,ax_name) = 
17525
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
   793
    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
   794
3f12de2e2e6e Isabelle-ATP link: sortable axiom names; no spaces in switches; general tidying
paulson
parents: 17312
diff changeset
   795
fun string_of_type_clsname (cls_id,ax_name,idx) = 
17525
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
   796
    string_of_clausename (cls_id,ax_name) ^ "_tcs" ^ (Int.toString idx);
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   797
    
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   798
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   799
(********************************)
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   800
(* Code for producing DFG files *)
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   801
(********************************)
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   802
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   803
fun dfg_literal (Literal(pol,pred,tag)) =
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   804
    let val pred_string = string_of_predicate pred
17234
12a9393c5d77 further tidying up of Isabelle-ATP link
paulson
parents: 17230
diff changeset
   805
    in
12a9393c5d77 further tidying up of Isabelle-ATP link
paulson
parents: 17230
diff changeset
   806
	if pol then pred_string else "not(" ^pred_string ^ ")"  
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   807
    end;
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   808
18798
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   809
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
   810
  | 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
   811
 
17230
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   812
(*Make the string of universal quantifiers for a clause*)
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   813
fun forall_open ([],[]) = ""
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   814
  | forall_open (vars,tvars) = "forall([" ^ (commas (tvars@vars))^ "],\n"
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   815
17230
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   816
fun forall_close ([],[]) = ""
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   817
  | forall_close (vars,tvars) = ")"
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   818
17230
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   819
fun gen_dfg_cls (cls_id,ax_name,knd,lits,tvars,vars) = 
17317
3f12de2e2e6e Isabelle-ATP link: sortable axiom names; no spaces in switches; general tidying
paulson
parents: 17312
diff changeset
   820
    "clause( %(" ^ knd ^ ")\n" ^ forall_open(vars,tvars) ^ 
3f12de2e2e6e Isabelle-ATP link: sortable axiom names; no spaces in switches; general tidying
paulson
parents: 17312
diff changeset
   821
    "or(" ^ lits ^ ")" ^ forall_close(vars,tvars) ^ ",\n" ^ 
3f12de2e2e6e Isabelle-ATP link: sortable axiom names; no spaces in switches; general tidying
paulson
parents: 17312
diff changeset
   822
    string_of_clausename (cls_id,ax_name) ^  ").";
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   823
18856
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   824
(*FIXME: UNUSED*)
17317
3f12de2e2e6e Isabelle-ATP link: sortable axiom names; no spaces in switches; general tidying
paulson
parents: 17312
diff changeset
   825
fun gen_dfg_type_cls (cls_id,ax_name,knd,tfree_lit,idx,tvars,vars) = 
3f12de2e2e6e Isabelle-ATP link: sortable axiom names; no spaces in switches; general tidying
paulson
parents: 17312
diff changeset
   826
    "clause( %(" ^ knd ^ ")\n" ^ forall_open(vars,tvars) ^ 
3f12de2e2e6e Isabelle-ATP link: sortable axiom names; no spaces in switches; general tidying
paulson
parents: 17312
diff changeset
   827
    "or( " ^ tfree_lit ^ ")" ^ forall_close(vars,tvars) ^ ",\n" ^ 
3f12de2e2e6e Isabelle-ATP link: sortable axiom names; no spaces in switches; general tidying
paulson
parents: 17312
diff changeset
   828
    string_of_type_clsname (cls_id,ax_name,idx) ^  ").";
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   829
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   830
fun dfg_clause_aux (Clause cls) = 
17230
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   831
  let val lits = map dfg_literal (#literals cls)
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   832
      val tvar_lits_strs = 
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   833
	  if !keep_types then map dfg_of_typeLit (#tvar_type_literals cls) 
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   834
	  else []
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   835
      val tfree_lits =
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   836
          if !keep_types then map dfg_of_typeLit (#tfree_type_literals cls)
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   837
          else []
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   838
  in
17234
12a9393c5d77 further tidying up of Isabelle-ATP link
paulson
parents: 17230
diff changeset
   839
      (tvar_lits_strs @ lits, tfree_lits)
17230
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   840
  end; 
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   841
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   842
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   843
fun dfg_folterms (Literal(pol,pred,tag)) = 
18856
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   844
  let val Predicate (_, _, folterms) = pred
18218
9a7ffce389c3 new treatment of polymorphic types, using Sign.const_typargs
paulson
parents: 18199
diff changeset
   845
  in  folterms  end
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   846
17404
d16c3a62c396 the experimental tagging system, and the usual tidying
paulson
parents: 17375
diff changeset
   847
fun get_uvars (UVar(a,typ)) = [a] 
17775
2679ba74411f minor code tidyig
paulson
parents: 17764
diff changeset
   848
|   get_uvars (Fun (_,typ,tlist)) = union_all(map get_uvars tlist)
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   849
17404
d16c3a62c396 the experimental tagging system, and the usual tidying
paulson
parents: 17375
diff changeset
   850
fun is_uvar (UVar _) = true
d16c3a62c396 the experimental tagging system, and the usual tidying
paulson
parents: 17375
diff changeset
   851
|   is_uvar (Fun _) = false;
d16c3a62c396 the experimental tagging system, and the usual tidying
paulson
parents: 17375
diff changeset
   852
d16c3a62c396 the experimental tagging system, and the usual tidying
paulson
parents: 17375
diff changeset
   853
fun uvar_name (UVar(a,_)) = a
d16c3a62c396 the experimental tagging system, and the usual tidying
paulson
parents: 17375
diff changeset
   854
|   uvar_name (Fun (a,_,_)) = raise CLAUSE("Not a variable", Const(a,dummyT));
d16c3a62c396 the experimental tagging system, and the usual tidying
paulson
parents: 17375
diff changeset
   855
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   856
fun dfg_vars (Clause cls) =
17404
d16c3a62c396 the experimental tagging system, and the usual tidying
paulson
parents: 17375
diff changeset
   857
    let val lits = #literals cls
18218
9a7ffce389c3 new treatment of polymorphic types, using Sign.const_typargs
paulson
parents: 18199
diff changeset
   858
        val folterms = List.concat (map dfg_folterms lits)
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   859
    in 
17775
2679ba74411f minor code tidyig
paulson
parents: 17764
diff changeset
   860
        union_all(map get_uvars folterms)
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   861
    end
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   862
18218
9a7ffce389c3 new treatment of polymorphic types, using Sign.const_typargs
paulson
parents: 18199
diff changeset
   863
fun string_of_predname (Predicate("equal",_,terms)) = "EQUALITY"
9a7ffce389c3 new treatment of polymorphic types, using Sign.const_typargs
paulson
parents: 18199
diff changeset
   864
  | string_of_predname (Predicate(name,_,terms)) = name
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   865
17234
12a9393c5d77 further tidying up of Isabelle-ATP link
paulson
parents: 17230
diff changeset
   866
fun dfg_pred (Literal(pol,pred,tag)) ax_name = 
12a9393c5d77 further tidying up of Isabelle-ATP link
paulson
parents: 17230
diff changeset
   867
    (string_of_predname pred) ^ " " ^ ax_name
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   868
18798
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   869
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
   870
    let val (lits,tfree_lits) = dfg_clause_aux cls 
18798
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   871
            (*"lits" includes the typing assumptions (TVars)*)
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   872
        val vars = dfg_vars cls
18798
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   873
        val tvars = get_tvar_strs types_sorts
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   874
	val knd = name_of_kind kind
17234
12a9393c5d77 further tidying up of Isabelle-ATP link
paulson
parents: 17230
diff changeset
   875
	val lits_str = commas lits
18798
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   876
	val cls_str = gen_dfg_cls(clause_id,axiom_name,knd,lits_str,tvars,vars) 
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   877
    in (cls_str, tfree_lits) end;
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   878
18798
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   879
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
   880
18856
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   881
fun string_of_preds [] = ""
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   882
  | 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
   883
18856
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   884
fun string_of_funcs [] = ""
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   885
  | 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
   886
17234
12a9393c5d77 further tidying up of Isabelle-ATP link
paulson
parents: 17230
diff changeset
   887
fun string_of_symbols predstr funcstr = 
12a9393c5d77 further tidying up of Isabelle-ATP link
paulson
parents: 17230
diff changeset
   888
  "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
   889
17234
12a9393c5d77 further tidying up of Isabelle-ATP link
paulson
parents: 17230
diff changeset
   890
fun string_of_axioms axstr = 
12a9393c5d77 further tidying up of Isabelle-ATP link
paulson
parents: 17230
diff changeset
   891
  "list_of_clauses(axioms,cnf).\n" ^ axstr ^ "end_of_list.\n\n";
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   892
17234
12a9393c5d77 further tidying up of Isabelle-ATP link
paulson
parents: 17230
diff changeset
   893
fun string_of_conjectures conjstr = 
12a9393c5d77 further tidying up of Isabelle-ATP link
paulson
parents: 17230
diff changeset
   894
  "list_of_clauses(conjectures,cnf).\n" ^ conjstr ^ "end_of_list.\n\n";
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   895
18798
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   896
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
   897
18798
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   898
fun string_of_descrip name = "list_of_descriptions.\nname({*" ^ name ^ "*}).\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
   899
17234
12a9393c5d77 further tidying up of Isabelle-ATP link
paulson
parents: 17230
diff changeset
   900
fun tfree_dfg_clause tfree_lit =
17422
3b237822985d massive tidy-up and simplification
paulson
parents: 17412
diff changeset
   901
  "clause( %(conjecture)\n" ^ "or( " ^ tfree_lit ^ "),\n" ^ "tfree_tcs" ^ ")."
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   902
17422
3b237822985d massive tidy-up and simplification
paulson
parents: 17412
diff changeset
   903
fun gen_dfg_file probname axioms conjectures funcs preds = 
17230
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
   904
    let val axstrs_tfrees = (map clause2dfg axioms)
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   905
	val (axstrs, atfrees) = ListPair.unzip axstrs_tfrees
17764
fde495b9e24b improved process handling. tidied
paulson
parents: 17745
diff changeset
   906
        val axstr = (space_implode "\n" axstrs) ^ "\n\n"
18856
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   907
	val (conjstrs, atfrees) = ListPair.unzip (map clause2dfg conjectures)
17775
2679ba74411f minor code tidyig
paulson
parents: 17764
diff changeset
   908
        val tfree_clss = map tfree_dfg_clause (union_all atfrees) 
17764
fde495b9e24b improved process handling. tidied
paulson
parents: 17745
diff changeset
   909
        val conjstr = (space_implode "\n" (tfree_clss@conjstrs)) ^ "\n\n"
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   910
        val funcstr = string_of_funcs funcs
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   911
        val predstr = string_of_preds preds
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   912
    in
18798
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   913
       string_of_start probname ^ string_of_descrip probname ^
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   914
       string_of_symbols funcstr predstr ^  
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   915
       string_of_axioms axstr ^
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   916
       string_of_conjectures conjstr ^ "end_problem.\n"
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   917
    end;
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   918
   
18856
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   919
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   920
(*** Find all occurrences of predicates in types, terms, literals... ***)
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   921
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   922
(*FIXME: multiple-arity checking doesn't work, as update_new is the wrong 
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   923
  function (it flags repeated declarations of a function, even with the same arity)*)
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   924
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   925
fun update_many (tab, keypairs) = foldl (uncurry Symtab.update) tab keypairs;
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   926
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   927
fun add_predicate_preds (Predicate(pname,tys,tms), preds) = 
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   928
  if pname = "equal" then preds (*equality is built-in and requires no declaration*)
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   929
  else Symtab.update (pname, length tys + length tms) preds
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   930
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   931
fun add_literal_preds (Literal(_,pred,_), preds) = add_predicate_preds (pred,preds)
18798
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   932
18856
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   933
fun add_type_sort_preds ((FOLTVar indx,s), preds) = 
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   934
      update_many (preds, map pred_of_sort (sorts_on_typs (FOLTVar indx, s)))
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   935
  | add_type_sort_preds ((FOLTFree x,s), preds) =
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   936
      update_many (preds, map pred_of_sort (sorts_on_typs (FOLTFree x, s)));
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   937
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   938
fun add_clause_preds (Clause {literals, types_sorts, ...}, preds) =
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   939
  foldl add_literal_preds (foldl add_type_sort_preds preds types_sorts) literals
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   940
  handle Symtab.DUP a => raise ERROR ("predicate " ^ a ^ " has multiple arities")
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   941
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   942
val preds_of_clauses = Symtab.dest o (foldl add_clause_preds Symtab.empty)
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   943
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   944
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   945
(*** Find all occurrences of functions in types, terms, literals... ***)
18798
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   946
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   947
fun add_foltype_funcs (AtomV _, funcs) = funcs
18856
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   948
  | add_foltype_funcs (AtomF a, funcs) = Symtab.update (a,0) funcs
18798
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   949
  | add_foltype_funcs (Comp(a,tys), funcs) = 
18856
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   950
      foldl add_foltype_funcs (Symtab.update (a, length tys) funcs) tys;
18798
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   951
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   952
fun add_folterm_funcs (UVar _, funcs) = funcs
18856
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   953
  | add_folterm_funcs (Fun(a,tys,[]), funcs) = Symtab.update (a,0) funcs
18798
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   954
      (*A constant is a special case: it has no type argument even if overloaded*)
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   955
  | add_folterm_funcs (Fun(a,tys,tms), funcs) = 
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   956
      foldl add_foltype_funcs 
18856
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   957
	    (foldl add_folterm_funcs (Symtab.update (a, length tys + length tms) funcs) 
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   958
	           tms) 
18798
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   959
	    tys
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   960
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   961
fun add_predicate_funcs (Predicate(_,tys,tms), funcs) = 
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   962
    foldl add_foltype_funcs (foldl add_folterm_funcs funcs tms) tys;
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   963
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   964
fun add_literal_funcs (Literal(_,pred,_), funcs) = add_predicate_funcs (pred,funcs)
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   965
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   966
fun add_clause_funcs (Clause {literals, ...}, funcs) =
18856
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   967
  foldl add_literal_funcs funcs literals
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   968
  handle Symtab.DUP a => raise ERROR ("function " ^ a ^ " has multiple arities")
18798
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   969
18856
4669dec681f4 tidy-up of res_clause.ML, removing the "predicates" field
paulson
parents: 18798
diff changeset
   970
val funcs_of_clauses = Symtab.dest o (foldl add_clause_funcs Symtab.empty)
18798
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   971
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   972
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   973
fun clauses2dfg probname axioms conjectures = 
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   974
  let val clss = conjectures @ axioms
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   975
  in
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   976
     gen_dfg_file probname axioms conjectures 
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   977
       (funcs_of_clauses clss) (preds_of_clauses clss)
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
   978
  end
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   979
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   980
17845
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
   981
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
   982
    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
   983
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   984
fun string_of_arKind (ArityClause arcls) = name_of_kind(#kind arcls);
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
   985
17525
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
   986
(*FIXME!!! currently is TPTP format!*)
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
   987
fun dfg_of_arLit (TConsLit(b,(c,t,args))) =
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
   988
      let val pol = if b then "++" else "--"
18218
9a7ffce389c3 new treatment of polymorphic types, using Sign.const_typargs
paulson
parents: 18199
diff changeset
   989
	  val arg_strs = paren_pack args
17525
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
   990
      in 
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
   991
	  pol ^ c ^ "(" ^ t ^ arg_strs ^ ")"
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
   992
      end
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
   993
  | dfg_of_arLit (TVarLit(b,(c,str))) =
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
   994
      let val pol = if b then "++" else "--"
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
   995
      in
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
   996
	  pol ^ c ^ "(" ^ str ^ ")"
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
   997
      end;
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
   998
    
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
   999
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
  1000
fun dfg_of_conclLit (ArityClause arcls) = dfg_of_arLit (#conclLit arcls);
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
  1001
     
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
  1002
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
  1003
fun dfg_of_premLits (ArityClause arcls) = map dfg_of_arLit (#premLits arcls);
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
  1004
		
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
  1005
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
  1006
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
  1007
(*FIXME: would this have variables in a forall? *)
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
  1008
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
  1009
fun dfg_arity_clause arcls = 
17525
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
  1010
  let val arcls_id = string_of_arClauseID arcls
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
  1011
      val concl_lit = dfg_of_conclLit arcls
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
  1012
      val prems_lits = dfg_of_premLits arcls
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
  1013
      val knd = string_of_arKind arcls
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
  1014
      val all_lits = concl_lit :: prems_lits
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
  1015
  in
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
  1016
      "clause( %(" ^ knd ^ ")\n" ^  "or( " ^ (bracket_pack all_lits) ^ ")),\n" ^
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
  1017
       arcls_id ^  ")."
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
  1018
  end;
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
  1019
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
  1020
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
  1021
(********************************)
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
  1022
(* code to produce TPTP files   *)
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
  1023
(********************************)
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
  1024
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1025
fun tptp_literal (Literal(pol,pred,tag)) =
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1026
    let val pred_string = string_of_predicate pred
17230
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
  1027
	val tagged_pol = 
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
  1028
	      if (tag andalso !tagged) then (if pol then "+++" else "---")
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
  1029
	      else (if pol then "++" else "--")
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1030
     in
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1031
	tagged_pol ^ pred_string
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1032
    end;
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1033
18798
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
  1034
fun tptp_of_typeLit (LTVar (s,ty)) = "--" ^ s ^ "(" ^ ty ^ ")"
ca02a2077955 tidying up SPASS output
paulson
parents: 18676
diff changeset
  1035
  | tptp_of_typeLit (LTFree (s,ty)) = "++" ^ s ^ "(" ^ ty ^ ")";
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1036
 
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1037
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1038
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
  1039
    "input_clause(" ^ string_of_clausename (cls_id,ax_name) ^ "," ^ 
3f12de2e2e6e Isabelle-ATP link: sortable axiom names; no spaces in switches; general tidying
paulson
parents: 17312
diff changeset
  1040
    knd ^ "," ^ lits ^ ").";
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1041
17317
3f12de2e2e6e Isabelle-ATP link: sortable axiom names; no spaces in switches; general tidying
paulson
parents: 17312
diff changeset
  1042
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
  1043
    "input_clause(" ^ string_of_type_clsname (cls_id,ax_name,idx) ^ "," ^ 
17230
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
  1044
    knd ^ ",[" ^ tfree_lit ^ "]).";
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1045
17422
3b237822985d massive tidy-up and simplification
paulson
parents: 17412
diff changeset
  1046
fun tptp_type_lits (Clause cls) = 
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1047
    let val lits = map tptp_literal (#literals cls)
17230
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
  1048
	val tvar_lits_strs =
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
  1049
	      if !keep_types 
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
  1050
	      then (map tptp_of_typeLit (#tvar_type_literals cls)) 
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
  1051
	      else []
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
  1052
	val tfree_lits = 
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
  1053
	      if !keep_types
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
  1054
	      then (map tptp_of_typeLit (#tfree_type_literals cls)) 
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
  1055
	      else []
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1056
    in
17305
6cef3aedd661 axioms now included in tptp files, no /bin/cat and various tidying
paulson
parents: 17261
diff changeset
  1057
	(tvar_lits_strs @ lits, tfree_lits)
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1058
    end; 
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1059
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1060
fun tptp_clause cls =
17422
3b237822985d massive tidy-up and simplification
paulson
parents: 17412
diff changeset
  1061
    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
  1062
            (*"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
  1063
	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
  1064
	val ax_name = get_axiomName cls
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1065
	val knd = string_of_kind cls
17525
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
  1066
	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
  1067
	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
  1068
	fun typ_clss k [] = []
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1069
          | typ_clss k (tfree :: tfrees) = 
17317
3f12de2e2e6e Isabelle-ATP link: sortable axiom names; no spaces in switches; general tidying
paulson
parents: 17312
diff changeset
  1070
              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
  1071
              typ_clss (k+1) tfrees
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1072
    in 
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1073
	cls_str :: (typ_clss 0 tfree_lits)
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1074
    end;
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1075
15608
f161fa6f8fd5 bug fixes involving typechecking clauses
paulson
parents: 15531
diff changeset
  1076
fun clause2tptp cls =
17422
3b237822985d massive tidy-up and simplification
paulson
parents: 17412
diff changeset
  1077
    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
  1078
            (*"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
  1079
	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
  1080
	val ax_name = get_axiomName cls
15608
f161fa6f8fd5 bug fixes involving typechecking clauses
paulson
parents: 15531
diff changeset
  1081
	val knd = string_of_kind cls
17525
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
  1082
	val lits_str = bracket_pack lits
15608
f161fa6f8fd5 bug fixes involving typechecking clauses
paulson
parents: 15531
diff changeset
  1083
	val cls_str = gen_tptp_cls(cls_id,ax_name,knd,lits_str) 
f161fa6f8fd5 bug fixes involving typechecking clauses
paulson
parents: 15531
diff changeset
  1084
    in
f161fa6f8fd5 bug fixes involving typechecking clauses
paulson
parents: 15531
diff changeset
  1085
	(cls_str,tfree_lits) 
f161fa6f8fd5 bug fixes involving typechecking clauses
paulson
parents: 15531
diff changeset
  1086
    end;
f161fa6f8fd5 bug fixes involving typechecking clauses
paulson
parents: 15531
diff changeset
  1087
f161fa6f8fd5 bug fixes involving typechecking clauses
paulson
parents: 15531
diff changeset
  1088
17230
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
  1089
fun tfree_clause tfree_lit =
77e93bf303a5 fixed arities and restored changes that had gone missing
paulson
parents: 17150
diff changeset
  1090
    "input_clause(" ^ "tfree_tcs," ^ "conjecture" ^ ",[" ^ tfree_lit ^ "]).";
15608
f161fa6f8fd5 bug fixes involving typechecking clauses
paulson
parents: 15531
diff changeset
  1091
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1092
17525
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
  1093
fun tptp_of_arLit (TConsLit(b,(c,t,args))) =
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
  1094
      let val pol = if b then "++" else "--"
18218
9a7ffce389c3 new treatment of polymorphic types, using Sign.const_typargs
paulson
parents: 18199
diff changeset
  1095
	  val  arg_strs = paren_pack args
17525
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
  1096
      in 
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
  1097
	  pol ^ c ^ "(" ^ t ^ arg_strs ^ ")"
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
  1098
      end
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
  1099
  | tptp_of_arLit (TVarLit(b,(c,str))) =
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
  1100
      let val pol = if b then "++" else "--"
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
  1101
      in
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
  1102
	  pol ^ c ^ "(" ^ str ^ ")"
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
  1103
      end;
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1104
    
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1105
17525
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
  1106
fun tptp_of_conclLit (ArityClause arcls) = tptp_of_arLit (#conclLit arcls);
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1107
     
17525
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
  1108
fun tptp_of_premLits (ArityClause arcls) = map tptp_of_arLit (#premLits arcls);
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1109
		
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1110
fun tptp_arity_clause arcls = 
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1111
    let val arcls_id = string_of_arClauseID arcls
17525
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
  1112
	val concl_lit = tptp_of_conclLit arcls
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
  1113
	val prems_lits = tptp_of_premLits arcls
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1114
	val knd = string_of_arKind arcls
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1115
	val all_lits = concl_lit :: prems_lits
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1116
    in
17317
3f12de2e2e6e Isabelle-ATP link: sortable axiom names; no spaces in switches; general tidying
paulson
parents: 17312
diff changeset
  1117
	"input_clause(" ^ arcls_id ^ "," ^ knd ^ "," ^ 
17525
ae5bb6001afb tidying, and support for axclass/classrel clauses
paulson
parents: 17422
diff changeset
  1118
	(bracket_pack all_lits) ^ ")."
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1119
    end;
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1120
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1121
fun tptp_classrelLits sub sup = 
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1122
    let val tvar = "(T)"
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1123
    in 
18411
2d3165a0fb40 No axiom, arity or classrel clauses contain HOL.type. Negative occurrences are
paulson
parents: 18409
diff changeset
  1124
	"[--" ^ sub ^ tvar ^ ",++" ^ sup ^ tvar ^ "]"
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1125
    end;
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1126
17845
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
  1127
fun tptp_classrelClause (ClassrelClause {clause_id,subclass,superclass,...}) =
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
  1128
    let val relcls_id = clrelclause_prefix ^ ascii_of subclass ^ "_" ^ 
1438291d57f0 deletion of Tools/res_types_sorts; removal of absolute numbering of clauses
paulson
parents: 17775
diff changeset
  1129
                        Int.toString clause_id
18411
2d3165a0fb40 No axiom, arity or classrel clauses contain HOL.type. Negative occurrences are
paulson
parents: 18409
diff changeset
  1130
	val lits = tptp_classrelLits (make_type_class subclass) (make_type_class superclass)
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1131
    in
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1132
	"input_clause(" ^ relcls_id ^ ",axiom," ^ lits ^ ")."
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1133
    end; 
17150
ce2a1aeb42aa DFG output now works for untyped rules (ML "ResClause.untyped();")
quigley
parents: 16976
diff changeset
  1134
15347
14585bc8fa09 resolution package tools by Jia Meng
paulson
parents:
diff changeset
  1135
end;