src/HOL/Import/proof_kernel.ML
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fixed INST: has same semantic now as INST_TYPE for repetitions
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(*  Title:      HOL/Import/proof_kernel.ML
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    ID:         $Id$
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    Author:     Sebastian Skalberg (TU Muenchen)
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*)
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signature ProofKernel =
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sig
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    type hol_type
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    type tag
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    type term
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    type thm
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    type ('a,'b) subst
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    type proof_info
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    datatype proof = Proof of proof_info * proof_content
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	 and proof_content
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	   = PRefl of term
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	   | PInstT of proof * (hol_type,hol_type) subst
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	   | PSubst of proof list * term * proof
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	   | PAbs of proof * term
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	   | PDisch of proof * term
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	   | PMp of proof * proof
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	   | PHyp of term
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	   | PAxm of string * term
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	   | PDef of string * string * term
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	   | PTmSpec of string * string list * proof
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	   | PTyDef of string * string * proof
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	   | PTyIntro of string * string * string * string * term * term * proof
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	   | POracle of tag * term list * term
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	   | PDisk
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	   | PSpec of proof * term
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	   | PInst of proof * (term,term) subst
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	   | PGen of proof * term
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	   | PGenAbs of proof * term option * term list
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	   | PImpAS of proof * proof
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	   | PSym of proof
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	   | PTrans of proof * proof
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	   | PComb of proof * proof
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	   | PEqMp of proof * proof
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	   | PEqImp of proof
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	   | PExists of proof * term * term
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	   | PChoose of term * proof * proof
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	   | PConj of proof * proof
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	   | PConjunct1 of proof
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	   | PConjunct2 of proof
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	   | PDisj1 of proof * term
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	   | PDisj2 of proof * term
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	   | PDisjCases of proof * proof * proof
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	   | PNotI of proof
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	   | PNotE of proof
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	   | PContr of proof * term
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    exception PK of string * string
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    val get_proof_dir: string -> theory -> string option
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    val debug : bool ref
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    val disk_info_of : proof -> (string * string) option
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    val set_disk_info_of : proof -> string -> string -> unit
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    val mk_proof : proof_content -> proof
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    val content_of : proof -> proof_content
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    val import_proof : string -> string -> theory -> (theory -> term) option * (theory -> proof)
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    val rewrite_hol4_term: Term.term -> theory -> Thm.thm
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    val type_of : term -> hol_type
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    val get_thm  : string -> string         -> theory -> (theory * thm option)
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    val get_def  : string -> string -> term -> theory -> (theory * thm option)
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    val get_axiom: string -> string         -> theory -> (theory * thm option)
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    val store_thm : string -> string -> thm -> theory -> theory * thm
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    val to_isa_thm : thm -> (term * term) list * Thm.thm
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    val to_isa_term: term -> Term.term
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    val REFL : term -> theory -> theory * thm
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    val ASSUME : term -> theory -> theory * thm
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    val INST_TYPE : (hol_type,hol_type) subst -> thm -> theory -> theory * thm
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    val INST : (term,term)subst -> thm -> theory -> theory * thm
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    val EQ_MP : thm -> thm -> theory -> theory * thm
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    val EQ_IMP_RULE : thm -> theory -> theory * thm
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    val SUBST : thm list -> term -> thm -> theory -> theory * thm
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    val DISJ_CASES : thm -> thm -> thm -> theory -> theory * thm
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    val DISJ1: thm -> term -> theory -> theory * thm
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    val DISJ2: term -> thm -> theory -> theory * thm
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    val IMP_ANTISYM: thm -> thm -> theory -> theory * thm
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    val SYM : thm -> theory -> theory * thm
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    val MP : thm -> thm -> theory -> theory * thm
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    val GEN : term -> thm -> theory -> theory * thm
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    val CHOOSE : term -> thm -> thm -> theory -> theory * thm
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    val EXISTS : term -> term -> thm -> theory -> theory * thm
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    val ABS : term -> thm -> theory -> theory * thm
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    val GEN_ABS : term option -> term list -> thm -> theory -> theory * thm
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    val TRANS : thm -> thm -> theory -> theory * thm
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    val CCONTR : term -> thm -> theory -> theory * thm
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    val CONJ : thm -> thm -> theory -> theory * thm
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    val CONJUNCT1: thm -> theory -> theory * thm
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    val CONJUNCT2: thm -> theory -> theory * thm
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    val NOT_INTRO: thm -> theory -> theory * thm
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    val NOT_ELIM : thm -> theory -> theory * thm
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    val SPEC : term -> thm -> theory -> theory * thm
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    val COMB : thm -> thm -> theory -> theory * thm
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    val DISCH: term -> thm -> theory -> theory * thm
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    val type_introduction: string -> string -> string -> string -> string -> term * term -> thm -> theory -> theory * thm
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    val new_definition : string -> string -> term -> theory -> theory * thm
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    val new_specification : string -> string -> string list -> thm -> theory -> theory * thm
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    val new_type_definition : string -> string -> string -> thm -> theory -> theory * thm
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    val new_axiom : string -> term -> theory -> theory * thm
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    val prin : term -> unit 
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end
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structure ProofKernel :> ProofKernel =
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struct
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type hol_type = Term.typ
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type term = Term.term
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datatype tag = Tag of string list
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type ('a,'b) subst = ('a * 'b) list
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datatype thm = HOLThm of (Term.term * Term.term) list * Thm.thm
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fun hthm2thm (HOLThm (_, th)) = th 
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datatype proof_info
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  = Info of {disk_info: (string * string) option ref}
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datatype proof = Proof of proof_info * proof_content
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     and proof_content
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       = PRefl of term
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       | PInstT of proof * (hol_type,hol_type) subst
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       | PSubst of proof list * term * proof
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       | PAbs of proof * term
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       | PDisch of proof * term
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       | PMp of proof * proof
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       | PHyp of term
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       | PAxm of string * term
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       | PDef of string * string * term
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       | PTmSpec of string * string list * proof
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       | PTyDef of string * string * proof
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       | PTyIntro of string * string * string * string * term * term * proof
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       | POracle of tag * term list * term
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       | PDisk
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       | PSpec of proof * term
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       | PInst of proof * (term,term) subst
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       | PGen of proof * term
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       | PGenAbs of proof * term option * term list
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       | PImpAS of proof * proof
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       | PSym of proof
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       | PTrans of proof * proof
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       | PComb of proof * proof
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       | PEqMp of proof * proof
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       | PEqImp of proof
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       | PExists of proof * term * term
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       | PChoose of term * proof * proof
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       | PConj of proof * proof
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       | PConjunct1 of proof
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       | PConjunct2 of proof
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       | PDisj1 of proof * term
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       | PDisj2 of proof * term
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       | PDisjCases of proof * proof * proof
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       | PNotI of proof
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       | PNotE of proof
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       | PContr of proof * term
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exception PK of string * string
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fun ERR f mesg = PK (f,mesg)
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fun print_exn e = 
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    case e of
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	PK (m,s) => (writeln ("PK (" ^ m ^ "): " ^ s); raise e)
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      | _ => Goals.print_exn e
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(* Compatibility. *)
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fun mk_syn thy c =
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  if Syntax.is_identifier c andalso not (Syntax.is_keyword (Sign.syn_of thy) c) then NoSyn
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  else Syntax.literal c
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fun quotename c =
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  if Syntax.is_identifier c andalso not (OuterSyntax.is_keyword c) then c else quote c
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fun smart_string_of_cterm ct =
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    let
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	val {sign,t,T,...} = rep_cterm ct
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        (* Hack to avoid parse errors with Trueprop *)
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	val ct  = (cterm_of sign (HOLogic.dest_Trueprop t)
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		   handle TERM _ => ct)
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	fun match cu = t aconv (term_of cu)
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	fun G 0 = I
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	  | G 1 = Library.setmp show_types true
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	  | G 2 = Library.setmp show_all_types true
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	  | G _ = error ("ProofKernel.smart_string_of_cterm internal error: " ^ (G 2 string_of_cterm ct))
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	fun F sh_br n =
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	    let
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		val str = Library.setmp show_brackets sh_br (G n string_of_cterm) ct
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		val cu  = transform_error (read_cterm sign) (str,T)
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	    in
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		if match cu
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		then quote str
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		else F false (n+1)
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	    end
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	    handle ERROR_MESSAGE mesg =>
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		   if String.isPrefix "Ambiguous" mesg andalso
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		      not sh_br
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		   then F true n
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		   else F false (n+1)
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    in
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	transform_error (Library.setmp print_mode [] (Library.setmp Syntax.ambiguity_is_error true (F false))) 0
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    end
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    handle ERROR_MESSAGE mesg =>
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	   (writeln "Exception in smart_string_of_cterm!";
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	    writeln mesg;
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	    quote (string_of_cterm ct))
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val smart_string_of_thm = smart_string_of_cterm o cprop_of
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fun prth th = writeln ((Library.setmp print_mode [] string_of_thm) th)
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fun prc ct = writeln ((Library.setmp print_mode [] string_of_cterm) ct)
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val prin = Library.setmp print_mode [] prin
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fun pth (HOLThm(ren,thm)) =
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    let
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	(*val _ = writeln "Renaming:"
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	val _ = app (fn(v,w) => (prin v; writeln " -->"; prin w)) ren*)
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	val _ = prth thm
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    in
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	()
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    end
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fun disk_info_of (Proof(Info{disk_info,...},_)) = !disk_info
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fun mk_proof p = Proof(Info{disk_info = ref NONE},p)
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fun content_of (Proof(_,p)) = p
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fun set_disk_info_of (Proof(Info{disk_info,...},_)) thyname thmname =
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    disk_info := SOME(thyname,thmname)
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structure Lib =
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struct
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fun wrap b e s = String.concat[b,s,e]
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fun assoc x =
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    let
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	fun F [] = raise PK("Lib.assoc","Not found")
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	  | F ((x',y)::rest) = if x = x'
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			       then y
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			       else F rest
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    in
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	F
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    end
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fun i mem L = 
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    let fun itr [] = false 
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	  | itr (a::rst) = i=a orelse itr rst 
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    in itr L end;
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fun insert i L = if i mem L then L else i::L
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fun mk_set [] = []
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  | mk_set (a::rst) = insert a (mk_set rst)
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fun [] union S = S
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  | S union [] = S
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  | (a::rst) union S2 = rst union (insert a S2)
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fun implode_subst [] = []
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  | implode_subst (x::r::rest) = ((x,r)::(implode_subst rest))
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  | implode_subst _ = raise ERR "implode_subst" "malformed substitution list"
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fun apboth f (x,y) = (f x,f y)
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end
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open Lib
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structure Tag =
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struct
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val empty_tag = Tag []
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fun read name = Tag [name]
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fun merge (Tag tag1) (Tag tag2) = Tag (Lib.union(tag1,tag2))
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end
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(* Acutal code. *)
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fun get_segment thyname l = (Lib.assoc "s" l
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			     handle PK _ => thyname)
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val get_name : (string * string) list -> string = Lib.assoc "n"
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local
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    open LazyScan
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    infix 7 |-- --|
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    infix 5 :-- -- ^^
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    infix 3 >>
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    infix 0 ||
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in
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exception XML of string
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datatype xml = Elem of string * (string * string) list * xml list
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datatype XMLtype = XMLty of xml | FullType of hol_type
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datatype XMLterm = XMLtm of xml | FullTerm of term
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fun pair x y = (x,y)
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fun scan_id toks =
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    let
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        val (x,toks2) = one Char.isAlpha toks
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        val (xs,toks3) = any Char.isAlphaNum toks2
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    in
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        (String.implode (x::xs),toks3)
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    end
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fun scan_string str c =
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    let
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	fun F [] toks = (c,toks)
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	  | F (c::cs) toks =
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	    case LazySeq.getItem toks of
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		SOME(c',toks') =>
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		if c = c'
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		then F cs toks'
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		else raise SyntaxError
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	      | NONE => raise SyntaxError
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    in
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	F (String.explode str)
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    end
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local
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    val scan_entity =
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	(scan_string "amp;" #"&")
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	    || scan_string "quot;" #"\""
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	    || scan_string "gt;" #">"
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	    || scan_string "lt;" #"<"
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            || scan_string "apos;" #"'"
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in
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fun scan_nonquote toks =
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    case LazySeq.getItem toks of
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	SOME (c,toks') =>
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	(case c of
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	     #"\"" => raise SyntaxError
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	   | #"&" => scan_entity toks'
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	   | c => (c,toks'))
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      | NONE => raise SyntaxError
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end
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val scan_string = $$ #"\"" |-- repeat scan_nonquote --| $$ #"\"" >>
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		     String.implode
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val scan_attribute = scan_id -- $$ #"=" |-- scan_string
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val scan_start_of_tag = $$ #"<" |-- scan_id --
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			   repeat ($$ #" " |-- scan_attribute)
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(* The evaluation delay introduced through the 'toks' argument is needed
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for the sake of the SML/NJ (110.9.1) compiler.  Either that or an explicit
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type :-( *)
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fun scan_end_of_tag toks = ($$ #"/" |-- $$ #">" |-- succeed []) toks
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val scan_end_tag = $$ #"<" |-- $$ #"/" |-- scan_id --| $$ #">"
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fun scan_children id = $$ #">" |-- repeat scan_tag -- scan_end_tag >>
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		       (fn (chldr,id') => if id = id'
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					  then chldr
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					  else raise XML "Tag mismatch")
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and scan_tag toks =
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    let
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diff changeset
   363
	val ((id,atts),toks2) = scan_start_of_tag toks
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   364
	val (chldr,toks3) = (scan_children id || scan_end_of_tag) toks2
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   365
    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   366
	(Elem (id,atts,chldr),toks3)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   367
    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   368
end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   369
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   370
val type_of = Term.type_of
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   371
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   372
val boolT = Type("bool",[])
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   373
val propT = Type("prop",[])
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   374
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   375
fun mk_defeq name rhs thy =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   376
    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   377
	val ty = type_of rhs
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   378
    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   379
	Logic.mk_equals (Const(Sign.intern_const (sign_of thy) name,ty),rhs)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   380
    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   381
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   382
fun mk_teq name rhs thy =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   383
    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   384
	val ty = type_of rhs
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   385
    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   386
	HOLogic.mk_eq (Const(Sign.intern_const (sign_of thy) name,ty),rhs)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   387
    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   388
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   389
fun intern_const_name thyname const thy =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   390
    case get_hol4_const_mapping thyname const thy of
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15463
diff changeset
   391
	SOME (_,cname,_) => cname
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15463
diff changeset
   392
      | NONE => (case get_hol4_const_renaming thyname const thy of
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15463
diff changeset
   393
		     SOME cname => Sign.intern_const (sign_of thy) (thyname ^ "." ^ cname)
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15463
diff changeset
   394
		   | NONE => Sign.intern_const (sign_of thy) (thyname ^ "." ^ const))
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   395
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   396
fun intern_type_name thyname const thy =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   397
    case get_hol4_type_mapping thyname const thy of
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15463
diff changeset
   398
	SOME (_,cname) => cname
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15463
diff changeset
   399
      | NONE => Sign.intern_const (sign_of thy) (thyname ^ "." ^ const)
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   400
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   401
fun mk_vartype name = TFree(name,["HOL.type"])
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   402
fun mk_thy_type thy Thy Tyop Args = Type(intern_type_name Thy Tyop thy,Args)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   403
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   404
val mk_var = Free
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   405
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   406
fun dom_rng (Type("fun",[dom,rng])) = (dom,rng)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   407
  | dom_rng _ = raise ERR "dom_rng" "Not a functional type"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   408
16486
1a12cdb6ee6b get_thm(s): Name;
wenzelm
parents: 16427
diff changeset
   409
fun mk_thy_const thy Thy Nam Ty = Const(intern_const_name Thy Nam thy,Ty)
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   410
17322
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
   411
local 
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
   412
    (* fun get_const sg thyname name = 
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
   413
       (case term_of (read_cterm sg (name, TypeInfer.logicT)) of
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
   414
          c as Const _ => c)
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
   415
       handle _ => raise ERR "get_type" (name ^ ": No such constant")*)
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
   416
      fun get_const sg thyname name = 
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
   417
       (case Sign.const_type sg name of
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
   418
          SOME ty => Const (name, ty)
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
   419
        | NONE => raise ERR "get_type" (name ^ ": No such constant"))
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   420
in
16486
1a12cdb6ee6b get_thm(s): Name;
wenzelm
parents: 16427
diff changeset
   421
fun prim_mk_const thy Thy Nam =
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   422
    let
16486
1a12cdb6ee6b get_thm(s): Name;
wenzelm
parents: 16427
diff changeset
   423
	val name = intern_const_name Thy Nam thy
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   424
	val cmaps = HOL4ConstMaps.get thy
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   425
    in
16486
1a12cdb6ee6b get_thm(s): Name;
wenzelm
parents: 16427
diff changeset
   426
	case StringPair.lookup(cmaps,(Thy,Nam)) of
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15463
diff changeset
   427
	    SOME(_,_,SOME ty) => Const(name,ty)
17322
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
   428
	  | _ => get_const (sign_of thy) Thy name
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   429
    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   430
end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   431
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   432
fun mk_comb(f,a) = f $ a
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   433
fun mk_abs(x,a) = Term.lambda x a
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   434
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   435
(* Needed for HOL Light *)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   436
fun protect_tyvarname s =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   437
    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   438
	fun no_quest s =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   439
	    if Char.contains s #"?"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   440
	    then String.translate (fn #"?" => "q_" | c => Char.toString c) s
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   441
	    else s
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   442
	fun beg_prime s =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   443
	    if String.isPrefix "'" s
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   444
	    then s
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   445
	    else "'" ^ s
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   446
    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   447
	s |> no_quest |> beg_prime
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   448
    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   449
fun protect_varname s =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   450
    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   451
	fun no_beg_underscore s =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   452
	    if String.isPrefix "_" s
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   453
	    then "dummy" ^ s
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   454
	    else s
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   455
    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   456
	s |> no_beg_underscore
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   457
    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   458
17322
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
   459
val ty_num_prefix = "N_"
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
   460
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
   461
fun startsWithDigit s = Char.isDigit (hd (String.explode s))
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
   462
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
   463
fun protect_tyname tyn = 
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
   464
  let
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
   465
    val tyn' = 
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
   466
      if String.isPrefix ty_num_prefix tyn then raise (ERR "conv_ty_name" ("type name '"^tyn^"' is reserved")) else 
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
   467
      (if startsWithDigit tyn then ty_num_prefix^tyn else tyn)
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
   468
  in
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
   469
    tyn'
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
   470
  end
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
   471
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
   472
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
   473
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   474
structure TypeNet =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   475
struct
17322
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
   476
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   477
fun get_type_from_index thy thyname types is =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   478
    case Int.fromString is of
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   479
	SOME i => (case Array.sub(types,i) of
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   480
		       FullType ty => ty
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   481
		     | XMLty xty =>
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   482
		       let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   483
			   val ty = get_type_from_xml thy thyname types xty
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   484
			   val _  = Array.update(types,i,FullType ty)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   485
		       in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   486
			   ty
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   487
		       end)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   488
      | NONE => raise ERR "get_type_from_index" "Bad index"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   489
and get_type_from_xml thy thyname types =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   490
    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   491
	fun gtfx (Elem("tyi",[("i",iS)],[])) =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   492
		 get_type_from_index thy thyname types iS
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   493
	  | gtfx (Elem("tyc",atts,[])) =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   494
	    mk_thy_type thy
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   495
			(get_segment thyname atts)
17322
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
   496
			(protect_tyname (get_name atts))
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   497
			[]
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   498
	  | gtfx (Elem("tyv",[("n",s)],[])) = mk_vartype (protect_tyvarname s)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   499
	  | gtfx (Elem("tya",[],(Elem("tyc",atts,[]))::tys)) =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   500
	    mk_thy_type thy
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   501
			(get_segment thyname atts)
17322
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
   502
			(protect_tyname (get_name atts))
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   503
			(map gtfx tys)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   504
	  | gtfx _ = raise ERR "get_type" "Bad type"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   505
    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   506
	gtfx
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   507
    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   508
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   509
fun input_types thyname (Elem("tylist",[("i",i)],xtys)) =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   510
    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   511
	val types = Array.array(valOf (Int.fromString i),XMLty (Elem("",[],[])))
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   512
	fun IT _ [] = ()
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   513
	  | IT n (xty::xtys) =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   514
	    (Array.update(types,n,XMLty xty);
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   515
	     IT (n+1) xtys)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   516
	val _ = IT 0 xtys
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   517
    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   518
	types
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   519
    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   520
  | input_types _ _ = raise ERR "input_types" "Bad type list"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   521
end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   522
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   523
structure TermNet =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   524
struct
17322
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
   525
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   526
fun get_term_from_index thy thyname types terms is =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   527
    case Int.fromString is of
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   528
	SOME i => (case Array.sub(terms,i) of
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   529
		       FullTerm tm => tm
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   530
		     | XMLtm xtm =>
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   531
		       let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   532
			   val tm = get_term_from_xml thy thyname types terms xtm
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   533
			   val _  = Array.update(terms,i,FullTerm tm)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   534
		       in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   535
			   tm
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   536
		       end)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   537
      | NONE => raise ERR "get_term_from_index" "Bad index"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   538
and get_term_from_xml thy thyname types terms =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   539
    let
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15463
diff changeset
   540
	fun get_type [] = NONE
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15463
diff changeset
   541
	  | get_type [ty] = SOME (TypeNet.get_type_from_xml thy thyname types ty)
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   542
	  | get_type _ = raise ERR "get_term" "Bad type"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   543
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   544
	fun gtfx (Elem("tmv",[("n",name),("t",tyi)],[])) =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   545
	    mk_var(protect_varname name,TypeNet.get_type_from_index thy thyname types tyi)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   546
	  | gtfx (Elem("tmc",atts,[])) =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   547
	    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   548
		val segment = get_segment thyname atts
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   549
		val name = get_name atts
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   550
	    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   551
		mk_thy_const thy segment name (TypeNet.get_type_from_index thy thyname types (Lib.assoc "t" atts))
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   552
		handle PK _ => prim_mk_const thy segment name
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   553
	    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   554
	  | gtfx (Elem("tma",[("f",tmf),("a",tma)],[])) =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   555
	    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   556
		val f = get_term_from_index thy thyname types terms tmf
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   557
		val a = get_term_from_index thy thyname types terms tma
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   558
	    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   559
		mk_comb(f,a)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   560
	    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   561
	  | gtfx (Elem("tml",[("x",tmx),("a",tma)],[])) =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   562
	    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   563
		val x = get_term_from_index thy thyname types terms tmx
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   564
		val a = get_term_from_index thy thyname types terms tma
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   565
	    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   566
		mk_abs(x,a)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   567
	    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   568
	  | gtfx (Elem("tmi",[("i",iS)],[])) =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   569
	    get_term_from_index thy thyname types terms iS
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   570
	  | gtfx (Elem(tag,_,_)) =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   571
	    raise ERR "get_term" ("Not a term: "^tag)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   572
    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   573
	gtfx
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   574
    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   575
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   576
fun input_terms thyname types (Elem("tmlist",[("i",i)],xtms)) =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   577
    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   578
	val terms = Array.array(valOf(Int.fromString i),XMLtm (Elem("",[],[])))
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   579
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   580
	fun IT _ [] = ()
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   581
	  | IT n (xtm::xtms) =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   582
	    (Array.update(terms,n,XMLtm xtm);
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   583
	     IT (n+1) xtms)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   584
	val _ = IT 0 xtms
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   585
    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   586
	terms
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   587
    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   588
  | input_terms _ _ _ = raise ERR "input_terms" "Bad term list"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   589
end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   590
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   591
fun get_proof_dir (thyname:string) thy =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   592
    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   593
	val import_segment =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   594
	    case get_segment2 thyname thy of
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15463
diff changeset
   595
		SOME seg => seg
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15463
diff changeset
   596
	      | NONE => get_import_segment thy
16427
9975aab75d72 refer to HOL4_PROOFS setting;
wenzelm
parents: 16363
diff changeset
   597
	val path = space_explode ":" (getenv "HOL4_PROOFS")
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15463
diff changeset
   598
	fun find [] = NONE
14620
1be590fd2422 Minor cleanup of headers and some speedup of the HOL4 import.
skalberg
parents: 14518
diff changeset
   599
	  | find (p::ps) =
1be590fd2422 Minor cleanup of headers and some speedup of the HOL4 import.
skalberg
parents: 14518
diff changeset
   600
	    (let
1be590fd2422 Minor cleanup of headers and some speedup of the HOL4 import.
skalberg
parents: 14518
diff changeset
   601
		 val dir = OS.Path.joinDirFile {dir = p,file=import_segment}
1be590fd2422 Minor cleanup of headers and some speedup of the HOL4 import.
skalberg
parents: 14518
diff changeset
   602
	     in
1be590fd2422 Minor cleanup of headers and some speedup of the HOL4 import.
skalberg
parents: 14518
diff changeset
   603
		 if OS.FileSys.isDir dir
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15463
diff changeset
   604
		 then SOME dir
14620
1be590fd2422 Minor cleanup of headers and some speedup of the HOL4 import.
skalberg
parents: 14518
diff changeset
   605
		 else find ps
1be590fd2422 Minor cleanup of headers and some speedup of the HOL4 import.
skalberg
parents: 14518
diff changeset
   606
	     end) handle OS.SysErr _ => find ps
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   607
    in
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   608
	Option.map (fn p => OS.Path.joinDirFile {dir = p, file = thyname}) (find path)
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   609
    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   610
			   
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   611
fun proof_file_name thyname thmname thy =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   612
    let
14620
1be590fd2422 Minor cleanup of headers and some speedup of the HOL4 import.
skalberg
parents: 14518
diff changeset
   613
	val path = case get_proof_dir thyname thy of
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15463
diff changeset
   614
		       SOME p => p
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15463
diff changeset
   615
		     | NONE => error "Cannot find proof files"
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   616
	val _ = OS.FileSys.mkDir path handle OS.SysErr _ => ()
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   617
    in
14620
1be590fd2422 Minor cleanup of headers and some speedup of the HOL4 import.
skalberg
parents: 14518
diff changeset
   618
	OS.Path.joinDirFile {dir = path, file = OS.Path.joinBaseExt {base = thmname, ext = SOME "prf"}}
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   619
    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   620
	
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   621
fun xml_to_proof thyname types terms prf thy =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   622
    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   623
	val xml_to_hol_type = TypeNet.get_type_from_xml thy thyname types
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   624
	val xml_to_term = TermNet.get_term_from_xml thy thyname types terms
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   625
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   626
	fun index_to_term is =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   627
	    TermNet.get_term_from_index thy thyname types terms is
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   628
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   629
	fun x2p (Elem("prefl",[("i",is)],[])) = mk_proof (PRefl (index_to_term is))
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   630
	  | x2p (Elem("pinstt",[],p::lambda)) =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   631
	    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   632
		val p = x2p p
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   633
		val lambda = implode_subst (map xml_to_hol_type lambda)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   634
	    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   635
		mk_proof (PInstT(p,lambda))
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   636
	    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   637
	  | x2p (Elem("psubst",[("i",is)],prf::prfs)) =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   638
	    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   639
		val tm = index_to_term is
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   640
		val prf = x2p prf
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   641
		val prfs = map x2p prfs
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   642
	    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   643
		mk_proof (PSubst(prfs,tm,prf))
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   644
	    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   645
	  | x2p (Elem("pabs",[("i",is)],[prf])) =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   646
	    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   647
		val p = x2p prf
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   648
		val t = index_to_term is
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   649
	    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   650
		mk_proof (PAbs (p,t))
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   651
	    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   652
	  | x2p (Elem("pdisch",[("i",is)],[prf])) =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   653
	    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   654
		val p = x2p prf
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   655
		val t = index_to_term is
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   656
	    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   657
		mk_proof (PDisch (p,t))
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   658
	    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   659
	  | x2p (Elem("pmp",[],[prf1,prf2])) =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   660
	    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   661
		val p1 = x2p prf1
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   662
		val p2 = x2p prf2
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   663
	    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   664
		mk_proof (PMp(p1,p2))
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   665
	    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   666
	  | x2p (Elem("phyp",[("i",is)],[])) = mk_proof (PHyp (index_to_term is))
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   667
	  | x2p (Elem("paxiom",[("n",n),("i",is)],[])) =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   668
	    mk_proof (PAxm(n,index_to_term is))
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   669
	  | x2p (Elem("pfact",atts,[])) =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   670
	    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   671
		val thyname = get_segment thyname atts
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   672
		val thmname = get_name atts
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   673
		val p = mk_proof PDisk
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   674
		val _  = set_disk_info_of p thyname thmname
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   675
	    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   676
		p
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   677
	    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   678
	  | x2p (Elem("pdef",[("s",seg),("n",name),("i",is)],[])) =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   679
	    mk_proof (PDef(seg,name,index_to_term is))
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   680
	  | x2p (Elem("ptmspec",[("s",seg)],p::names)) =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   681
	    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   682
		val names = map (fn Elem("name",[("n",name)],[]) => name
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   683
				  | _ => raise ERR "x2p" "Bad proof (ptmspec)") names
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   684
	    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   685
		mk_proof (PTmSpec(seg,names,x2p p))
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   686
	    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   687
	  | x2p (Elem("ptyintro",[("s",seg),("n",name),("a",abs_name),("r",rep_name)],[xP,xt,p])) =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   688
	    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   689
		val P = xml_to_term xP
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   690
		val t = xml_to_term xt
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   691
	    in
17322
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
   692
		mk_proof (PTyIntro(seg,protect_tyname name,abs_name,rep_name,P,t,x2p p))
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   693
	    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   694
	  | x2p (Elem("ptydef",[("s",seg),("n",name)],[p])) =
17322
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
   695
	    mk_proof (PTyDef(seg,protect_tyname name,x2p p))
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   696
	  | x2p (xml as Elem("poracle",[],chldr)) =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   697
	    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   698
		val (oracles,terms) = Library.partition (fn (Elem("oracle",_,_)) => true | _ => false) chldr
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   699
		val ors = map (fn (Elem("oracle",[("n",name)],[])) => name | xml => raise ERR "x2p" "bad oracle") oracles
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   700
		val (c,asl) = case terms of
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   701
				  [] => raise ERR "x2p" "Bad oracle description"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   702
				| (hd::tl) => (hd,tl)
15574
b1d1b5bfc464 Removed practically all references to Library.foldr.
skalberg
parents: 15570
diff changeset
   703
		val tg = foldr (fn (oracle,tg) => Tag.merge (Tag.read oracle) tg) Tag.empty_tag ors
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   704
	    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   705
		mk_proof (POracle(tg,map xml_to_term asl,xml_to_term c))
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   706
	    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   707
	  | x2p (Elem("pspec",[("i",is)],[prf])) =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   708
	    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   709
		val p = x2p prf
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   710
		val tm = index_to_term is
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   711
	    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   712
		mk_proof (PSpec(p,tm))
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   713
	    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   714
	  | x2p (Elem("pinst",[],p::theta)) =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   715
	    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   716
		val p = x2p p
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   717
		val theta = implode_subst (map xml_to_term theta)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   718
	    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   719
		mk_proof (PInst(p,theta))
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   720
	    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   721
	  | x2p (Elem("pgen",[("i",is)],[prf])) =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   722
	    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   723
		val p = x2p prf
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   724
		val tm = index_to_term is
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   725
	    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   726
		mk_proof (PGen(p,tm))
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   727
	    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   728
	  | x2p (Elem("pgenabs",[],prf::tms)) =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   729
	    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   730
		val p = x2p prf
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   731
		val tml = map xml_to_term tms
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   732
	    in
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15463
diff changeset
   733
		mk_proof (PGenAbs(p,NONE,tml))
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   734
	    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   735
	  | x2p (Elem("pgenabs",[("i",is)],prf::tms)) =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   736
	    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   737
		val p = x2p prf
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   738
		val tml = map xml_to_term tms
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   739
	    in
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15463
diff changeset
   740
		mk_proof (PGenAbs(p,SOME (index_to_term is),tml))
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   741
	    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   742
	  | x2p (Elem("pimpas",[],[prf1,prf2])) =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   743
	    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   744
		val p1 = x2p prf1
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   745
		val p2 = x2p prf2
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   746
	    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   747
		mk_proof (PImpAS(p1,p2))
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   748
	    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   749
	  | x2p (Elem("psym",[],[prf])) =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   750
	    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   751
		val p = x2p prf
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   752
	    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   753
		mk_proof (PSym p)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   754
	    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   755
	  | x2p (Elem("ptrans",[],[prf1,prf2])) =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   756
	    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   757
		val p1 = x2p prf1
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   758
		val p2 = x2p prf2
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   759
	    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   760
		mk_proof (PTrans(p1,p2))
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   761
	    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   762
	  | x2p (Elem("pcomb",[],[prf1,prf2])) =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   763
	    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   764
		val p1 = x2p prf1
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   765
		val p2 = x2p prf2
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   766
	    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   767
		mk_proof (PComb(p1,p2))
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   768
	    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   769
	  | x2p (Elem("peqmp",[],[prf1,prf2])) =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   770
	    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   771
		val p1 = x2p prf1
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   772
		val p2 = x2p prf2
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   773
	    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   774
		mk_proof (PEqMp(p1,p2))
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   775
	    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   776
	  | x2p (Elem("peqimp",[],[prf])) =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   777
	    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   778
		val p = x2p prf
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   779
	    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   780
		mk_proof (PEqImp p)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   781
	    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   782
	  | x2p (Elem("pexists",[("e",ise),("w",isw)],[prf])) =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   783
	    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   784
		val p = x2p prf
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   785
		val ex = index_to_term ise
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   786
		val w = index_to_term isw
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   787
	    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   788
		mk_proof (PExists(p,ex,w))
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   789
	    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   790
	  | x2p (Elem("pchoose",[("i",is)],[prf1,prf2])) =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   791
	    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   792
		val v  = index_to_term is
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   793
		val p1 = x2p prf1
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   794
		val p2 = x2p prf2
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   795
	    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   796
		mk_proof (PChoose(v,p1,p2))
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   797
	    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   798
	  | x2p (Elem("pconj",[],[prf1,prf2])) =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   799
	    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   800
		val p1 = x2p prf1
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   801
		val p2 = x2p prf2
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   802
	    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   803
		mk_proof (PConj(p1,p2))
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   804
	    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   805
	  | x2p (Elem("pconjunct1",[],[prf])) =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   806
	    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   807
		val p = x2p prf
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   808
	    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   809
		mk_proof (PConjunct1 p)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   810
	    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   811
	  | x2p (Elem("pconjunct2",[],[prf])) =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   812
	    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   813
		val p = x2p prf
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   814
	    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   815
		mk_proof (PConjunct2 p)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   816
	    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   817
	  | x2p (Elem("pdisj1",[("i",is)],[prf])) =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   818
	    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   819
		val p = x2p prf
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   820
		val t = index_to_term is
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   821
	    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   822
		mk_proof (PDisj1 (p,t))
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   823
	    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   824
	  | x2p (Elem("pdisj2",[("i",is)],[prf])) =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   825
	    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   826
		val p = x2p prf
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   827
		val t = index_to_term is
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   828
	    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   829
		mk_proof (PDisj2 (p,t))
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   830
	    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   831
	  | x2p (Elem("pdisjcases",[],[prf1,prf2,prf3])) =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   832
	    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   833
		val p1 = x2p prf1
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   834
		val p2 = x2p prf2
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   835
		val p3 = x2p prf3
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   836
	    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   837
		mk_proof (PDisjCases(p1,p2,p3))
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   838
	    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   839
	  | x2p (Elem("pnoti",[],[prf])) =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   840
	    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   841
		val p = x2p prf
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   842
	    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   843
		mk_proof (PNotI p)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   844
	    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   845
	  | x2p (Elem("pnote",[],[prf])) =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   846
	    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   847
		val p = x2p prf
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   848
	    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   849
		mk_proof (PNotE p)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   850
	    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   851
	  | x2p (Elem("pcontr",[("i",is)],[prf])) =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   852
	    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   853
		val p = x2p prf
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   854
		val t = index_to_term is
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   855
	    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   856
		mk_proof (PContr (p,t))
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   857
	    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   858
	  | x2p xml = raise ERR "x2p" "Bad proof"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   859
    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   860
	x2p prf
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   861
    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   862
17322
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
   863
fun import_proof_concl thyname thmname thy = 
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
   864
    let
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
   865
	val is = TextIO.openIn(proof_file_name thyname thmname thy)
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
   866
	val (proof_xml,_) = scan_tag (LazySeq.of_instream is)
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
   867
	val _ = TextIO.closeIn is
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
   868
    in 
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
   869
	case proof_xml of
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
   870
	    Elem("proof",[],xtypes::xterms::prf::rest) =>
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
   871
	    let
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
   872
		val types = TypeNet.input_types thyname xtypes
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
   873
		val terms = TermNet.input_terms thyname types xterms
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
   874
                fun f xtm thy = TermNet.get_term_from_xml thy thyname types terms xtm               
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
   875
	    in
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
   876
		case rest of
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
   877
		    [] => NONE
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
   878
		  | [xtm] => SOME (f xtm)
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
   879
		  | _ => raise ERR "import_proof" "Bad argument list"
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
   880
	    end
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
   881
	  | _ => raise ERR "import_proof" "Bad proof"
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
   882
    end
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
   883
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   884
fun import_proof thyname thmname thy =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   885
    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   886
	val is = TextIO.openIn(proof_file_name thyname thmname thy)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   887
	val (proof_xml,_) = scan_tag (LazySeq.of_instream is)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   888
	val _ = TextIO.closeIn is
17322
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
   889
    in 
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   890
	case proof_xml of
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   891
	    Elem("proof",[],xtypes::xterms::prf::rest) =>
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   892
	    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   893
		val types = TypeNet.input_types thyname xtypes
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   894
		val terms = TermNet.input_terms thyname types xterms
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   895
	    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   896
		(case rest of
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15463
diff changeset
   897
		     [] => NONE
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15463
diff changeset
   898
		   | [xtm] => SOME (fn thy => TermNet.get_term_from_xml thy thyname types terms xtm)
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   899
		   | _ => raise ERR "import_proof" "Bad argument list",
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   900
		 xml_to_proof thyname types terms prf)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   901
	    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   902
	  | _ => raise ERR "import_proof" "Bad proof"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   903
    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   904
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   905
fun uniq_compose m th i st =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   906
    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   907
	val res = bicompose false (false,th,m) i st
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   908
    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   909
	case Seq.pull res of
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15463
diff changeset
   910
	    SOME (th,rest) => (case Seq.pull rest of
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15463
diff changeset
   911
				   SOME _ => raise ERR "uniq_compose" "Not unique!"
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15463
diff changeset
   912
				 | NONE => th)
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15463
diff changeset
   913
	  | NONE => raise ERR "uniq_compose" "No result"
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   914
    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   915
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   916
val reflexivity_thm = thm "refl"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   917
val substitution_thm = thm "subst"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   918
val mp_thm = thm "mp"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   919
val imp_antisym_thm = thm "light_imp_as"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   920
val disch_thm = thm "impI"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   921
val ccontr_thm = thm "ccontr"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   922
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   923
val meta_eq_to_obj_eq_thm = thm "meta_eq_to_obj_eq"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   924
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   925
val gen_thm = thm "HOLallI"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   926
val choose_thm = thm "exE"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   927
val exists_thm = thm "exI"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   928
val conj_thm = thm "conjI"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   929
val conjunct1_thm = thm "conjunct1"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   930
val conjunct2_thm = thm "conjunct2"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   931
val spec_thm = thm "spec"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   932
val disj_cases_thm = thm "disjE"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   933
val disj1_thm = thm "disjI1"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   934
val disj2_thm = thm "disjI2"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   935
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   936
local
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   937
    val th = thm "not_def"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   938
    val sg = sign_of_thm th
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   939
    val pp = reflexive (cterm_of sg (Const("Trueprop",boolT-->propT)))
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   940
in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   941
val not_elim_thm = combination pp th
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   942
end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   943
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   944
val not_intro_thm = symmetric not_elim_thm
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   945
val abs_thm = thm "ext"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   946
val trans_thm = thm "trans"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   947
val symmetry_thm = thm "sym"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   948
val transitivity_thm = thm "trans"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   949
val eqmp_thm = thm "iffD1"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   950
val eqimp_thm = thm "HOL4Setup.eq_imp"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   951
val comb_thm = thm "cong"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   952
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   953
(* Beta-eta normalizes a theorem (only the conclusion, not the *
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   954
hypotheses!)  *)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   955
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   956
fun beta_eta_thm th =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   957
    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   958
	val th1 = Thm.equal_elim (Thm.beta_conversion true (cprop_of th))  th
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   959
	val th2 = Thm.equal_elim (Thm.eta_conversion       (cprop_of th1)) th1
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   960
    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   961
	th2
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   962
    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   963
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   964
fun implies_elim_all th =
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   965
    Library.foldl (fn (th,p) => implies_elim th (assume p)) (th,cprems_of th)
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   966
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   967
fun norm_hyps th =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   968
    th |> beta_eta_thm
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   969
       |> implies_elim_all
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   970
       |> implies_intr_hyps
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   971
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   972
fun mk_GEN v th sg =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   973
    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   974
	val c = HOLogic.dest_Trueprop (concl_of th)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   975
	val cv = cterm_of sg v
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   976
	val lc = Term.lambda v c
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   977
	val clc = Thm.cterm_of sg lc
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   978
	val cvty = ctyp_of_term cv
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   979
	val th1 = implies_elim_all th
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   980
	val th2 = beta_eta_thm (forall_intr cv th1)
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15463
diff changeset
   981
	val th3 = th2 COMP (beta_eta_thm (Drule.instantiate' [SOME cvty] [SOME clc] gen_thm))
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   982
	val c = prop_of th3
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   983
	val vname = fst(dest_Free v)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   984
	val (cold,cnew) = case c of
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   985
			      tpc $ (Const("All",allT) $ Abs(oldname,ty,body)) =>
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   986
			      (Abs(oldname,dummyT,Bound 0),Abs(vname,dummyT,Bound 0))
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   987
			    | tpc $ (Const("All",allT) $ rest) => (tpc,tpc)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   988
			    | _ => raise ERR "mk_GEN" "Unknown conclusion"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   989
	val th4 = Thm.rename_boundvars cold cnew th3
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   990
	val res = implies_intr_hyps th4
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   991
    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   992
	res
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   993
    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   994
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   995
(* rotate left k places, leaving the first j and last l premises alone
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   996
*)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   997
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   998
fun permute_prems j k 0 th = Thm.permute_prems j k th
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
   999
  | permute_prems j k l th =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1000
    th |> Thm.permute_prems 0 (~l)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1001
       |> Thm.permute_prems (j+l) k
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1002
       |> Thm.permute_prems 0 l
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1003
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1004
fun rearrange sg tm th =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1005
    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1006
	val tm' = Pattern.beta_eta_contract tm
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1007
	fun find []      n = permute_prems 0 1 0 (implies_intr (Thm.cterm_of sg tm) th)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1008
	  | find (p::ps) n = if tm' aconv (Pattern.beta_eta_contract p)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1009
			     then permute_prems n 1 0 th
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1010
			     else find ps (n+1)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1011
    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1012
	find (prems_of th) 0
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1013
    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1014
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1015
fun zip (x::xs) (y::ys) = (x,y)::(zip xs ys)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1016
  | zip [] [] = []
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1017
  | zip _ _ = raise ERR "zip" "arguments not of same length"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1018
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1019
fun mk_INST dom rng th =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1020
    th |> forall_intr_list dom
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1021
       |> forall_elim_list rng
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1022
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1023
val collect_vars =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1024
    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1025
	fun F vars (Bound _) = vars
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1026
	  | F vars (tm as Free _) =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1027
	    if tm mem vars
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1028
	    then vars
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1029
	    else (tm::vars)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1030
	  | F vars (Const _) = vars
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1031
	  | F vars (tm1 $ tm2) = F (F vars tm1) tm2
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1032
	  | F vars (Abs(_,_,body)) = F vars body
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1033
	  | F vars (Var _) = raise ERR "collect_vars" "Schematic variable found"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1034
    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1035
	F []
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1036
    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1037
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1038
(* Code for disambiguating variablenames (wrt. types) *)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1039
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1040
val disamb_info_empty = {vars=[],rens=[]}
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1041
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1042
fun rens_of {vars,rens} = rens
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1043
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1044
fun name_of_var (Free(vname,_)) = vname
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1045
  | name_of_var _ = raise ERR "name_of_var" "Not a variable"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1046
17322
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
  1047
fun disamb_term_from info tm = (info, tm)
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1048
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1049
fun swap (x,y) = (y,x)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1050
17322
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
  1051
fun has_ren (HOLThm _) = false
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1052
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1053
fun prinfo {vars,rens} = (writeln "Vars:";
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1054
			  app prin vars;
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1055
			  writeln "Renaming:";
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1056
			  app (fn(x,y)=>(prin x; writeln " -->"; prin y)) rens)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1057
17322
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
  1058
fun disamb_thm_from info (HOLThm (_,thm)) = (info, thm)
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1059
17322
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
  1060
fun disamb_terms_from info tms = (info, tms)
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1061
17324
0a5eebd5ff58 introduced internal function hthm2thm
obua
parents: 17322
diff changeset
  1062
fun disamb_thms_from info hthms = (info, map hthm2thm hthms)
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1063
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1064
fun disamb_term tm   = disamb_term_from disamb_info_empty tm
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1065
fun disamb_terms tms = disamb_terms_from disamb_info_empty tms
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1066
fun disamb_thm thm   = disamb_thm_from disamb_info_empty thm
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1067
fun disamb_thms thms = disamb_thms_from disamb_info_empty thms
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1068
17322
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
  1069
fun norm_hthm sg (hth as HOLThm _) = hth
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1070
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1071
(* End of disambiguating code *)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1072
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1073
val debug = ref false
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1074
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1075
fun if_debug f x = if !debug then f x else ()
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1076
val message = if_debug writeln
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1077
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1078
val conjE_helper = Thm.permute_prems 0 1 conjE
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1079
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1080
fun get_hol4_thm thyname thmname thy =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1081
    case get_hol4_theorem thyname thmname thy of
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15463
diff changeset
  1082
	SOME hth => SOME (HOLThm hth)
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15463
diff changeset
  1083
      | NONE => 
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1084
	let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1085
	    val pending = HOL4Pending.get thy
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1086
	in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1087
	    case StringPair.lookup (pending,(thyname,thmname)) of
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15463
diff changeset
  1088
		SOME hth => SOME (HOLThm hth)
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15463
diff changeset
  1089
	      | NONE => NONE
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1090
	end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1091
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1092
fun non_trivial_term_consts tm =
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
  1093
    List.filter (fn c => not (c = "Trueprop" orelse
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1094
			 c = "All" orelse
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1095
			 c = "op -->" orelse
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1096
			 c = "op &" orelse
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1097
			 c = "op =")) (Term.term_consts tm) 
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1098
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1099
fun match_consts t (* th *) =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1100
    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1101
	fun add_consts (Const (c, _), cs) =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1102
	    (case c of
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1103
		 "op =" => "==" ins_string cs
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1104
	       | "op -->" => "==>" ins_string cs
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1105
	       | "All" => cs
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1106
	       | "all" => cs
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1107
	       | "op &" => cs
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1108
	       | "Trueprop" => cs
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1109
	       | _ => c ins_string cs)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1110
	  | add_consts (t $ u, cs) = add_consts (t, add_consts (u, cs))
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1111
	  | add_consts (Abs (_, _, t), cs) = add_consts (t, cs)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1112
	  | add_consts (_, cs) = cs
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1113
	val t_consts = add_consts(t,[])
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1114
    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1115
	fn th => eq_set(t_consts,add_consts(prop_of th,[]))
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1116
    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1117
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1118
fun split_name str =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1119
    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1120
	val sub = Substring.all str
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1121
	val (f,idx) = apsnd Substring.string (Substring.splitr Char.isDigit sub)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1122
	val (newstr,u) = apboth Substring.string (Substring.splitr (fn c => c = #"_") f)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1123
    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1124
	if not (idx = "") andalso u = "_"
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15463
diff changeset
  1125
	then SOME (newstr,valOf(Int.fromString idx))
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15463
diff changeset
  1126
	else NONE
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1127
    end
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15463
diff changeset
  1128
    handle _ => NONE
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1129
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1130
fun rewrite_hol4_term t thy =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1131
    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1132
	val sg = sign_of thy
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1133
16427
9975aab75d72 refer to HOL4_PROOFS setting;
wenzelm
parents: 16363
diff changeset
  1134
	val hol4rews1 = map (Thm.transfer sg) (HOL4Rewrites.get thy)
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1135
	val hol4ss = empty_ss setmksimps single addsimps hol4rews1
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1136
    in
16427
9975aab75d72 refer to HOL4_PROOFS setting;
wenzelm
parents: 16363
diff changeset
  1137
	Thm.transfer sg (Simplifier.full_rewrite hol4ss (cterm_of sg t))
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1138
    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1139
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1140
fun get_isabelle_thm thyname thmname hol4conc thy =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1141
    let
15647
b1f486a9c56b Updated import configuration.
skalberg
parents: 15574
diff changeset
  1142
	val _ = message "get_isabelle_thm called..."
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1143
	val sg = sign_of thy
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1144
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1145
	val (info,hol4conc') = disamb_term hol4conc
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1146
	val i2h_conc = symmetric (rewrite_hol4_term (HOLogic.mk_Trueprop hol4conc') thy)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1147
	val isaconc =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1148
	    case concl_of i2h_conc of
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1149
		Const("==",_) $ lhs $ _ => lhs
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1150
	      | _ => error "get_isabelle_thm" "Bad rewrite rule"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1151
	val _ = (message "Original conclusion:";
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1152
		 if_debug prin hol4conc';
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1153
		 message "Modified conclusion:";
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1154
		 if_debug prin isaconc)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1155
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1156
	fun mk_res th = HOLThm(rens_of info,equal_elim i2h_conc th)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1157
    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1158
	case get_hol4_mapping thyname thmname thy of
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15463
diff changeset
  1159
	    SOME (SOME thmname) =>
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1160
	    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1161
		val _ = message ("Looking for " ^ thmname)
16486
1a12cdb6ee6b get_thm(s): Name;
wenzelm
parents: 16427
diff changeset
  1162
		val th1 = (SOME (transform_error (PureThy.get_thm thy) (Name thmname))
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1163
			   handle ERROR_MESSAGE _ =>
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1164
				  (case split_name thmname of
16486
1a12cdb6ee6b get_thm(s): Name;
wenzelm
parents: 16427
diff changeset
  1165
				       SOME (listname,idx) => (SOME (List.nth(PureThy.get_thms thy (Name listname),idx-1))
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15463
diff changeset
  1166
							       handle _ => NONE)
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15463
diff changeset
  1167
				     | NONE => NONE))
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1168
	    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1169
		case th1 of
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15463
diff changeset
  1170
		    SOME th2 =>
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1171
		    (case Shuffler.set_prop thy isaconc [(thmname,th2)] of
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15463
diff changeset
  1172
			 SOME (_,th) => (message "YES";(thy, SOME (mk_res th)))
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15463
diff changeset
  1173
		       | NONE => (message "NO2";error "get_isabelle_thm" "Bad mapping"))
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15463
diff changeset
  1174
		  | NONE => (message "NO1";error "get_isabelle_thm" "Bad mapping")
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1175
	    end
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15463
diff changeset
  1176
	  | SOME NONE => error ("Trying to access ignored theorem " ^ thmname)
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15463
diff changeset
  1177
	  | NONE =>
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1178
	    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1179
		val _ = (message "Looking for conclusion:";
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1180
			 if_debug prin isaconc)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1181
		val cs = non_trivial_term_consts isaconc
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1182
		val _ = (message "Looking for consts:";
15647
b1f486a9c56b Updated import configuration.
skalberg
parents: 15574
diff changeset
  1183
			 message (commas cs))
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1184
		val pot_thms = Shuffler.find_potential thy isaconc
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1185
		val _ = message ((Int.toString (length pot_thms)) ^ " potential theorems")
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1186
	    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1187
		case Shuffler.set_prop thy isaconc pot_thms of
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15463
diff changeset
  1188
		    SOME (isaname,th) =>
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1189
		    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1190
			val hth as HOLThm args = mk_res th
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1191
			val thy' =  thy |> add_hol4_theorem thyname thmname args
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1192
					|> add_hol4_mapping thyname thmname isaname
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1193
		    in
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15463
diff changeset
  1194
			(thy',SOME hth)
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1195
		    end
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15463
diff changeset
  1196
		  | NONE => (thy,NONE)
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1197
	    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1198
    end
15647
b1f486a9c56b Updated import configuration.
skalberg
parents: 15574
diff changeset
  1199
    handle e => (message "Exception in get_isabelle_thm"; if_debug print_exn e handle _ => (); (thy,NONE))
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1200
17322
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
  1201
fun get_isabelle_thm_and_warn thyname thmname hol4conc thy =
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
  1202
  let
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
  1203
    val (a, b) = get_isabelle_thm thyname thmname hol4conc thy
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
  1204
    fun warn () =
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
  1205
        let
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
  1206
            val sg = sign_of thy		     
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
  1207
	    val (info,hol4conc') = disamb_term hol4conc
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
  1208
	    val i2h_conc = symmetric (rewrite_hol4_term (HOLogic.mk_Trueprop hol4conc') thy)
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
  1209
	in
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
  1210
	    case concl_of i2h_conc of
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
  1211
		Const("==",_) $ lhs $ _ => 
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
  1212
		(warning ("Failed lookup of theorem '"^thmname^"':");
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
  1213
	         writeln "Original conclusion:";
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
  1214
		 prin hol4conc';
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
  1215
		 writeln "Modified conclusion:";
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
  1216
		 prin lhs)
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
  1217
	      | _ => ()
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
  1218
	end
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
  1219
  in
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
  1220
      case b of 
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
  1221
	  NONE => (warn () handle _ => (); (a,b))
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
  1222
	| _ => (a, b)
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
  1223
  end 
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
  1224
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1225
fun get_thm thyname thmname thy =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1226
    case get_hol4_thm thyname thmname thy of
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15463
diff changeset
  1227
	SOME hth => (thy,SOME hth)
17322
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
  1228
      | NONE => ((case import_proof_concl thyname thmname thy of
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
  1229
		      SOME f => get_isabelle_thm_and_warn thyname thmname (f thy) thy
15647
b1f486a9c56b Updated import configuration.
skalberg
parents: 15574
diff changeset
  1230
		    | NONE => (message "No conclusion"; (thy,NONE)))
b1f486a9c56b Updated import configuration.
skalberg
parents: 15574
diff changeset
  1231
		 handle e as IO.Io _ => (message "IO exception"; (thy,NONE))
b1f486a9c56b Updated import configuration.
skalberg
parents: 15574
diff changeset
  1232
		      | e as PK _ => (message "PK exception"; (thy,NONE)))
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1233
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1234
fun rename_const thyname thy name =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1235
    case get_hol4_const_renaming thyname name thy of
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15463
diff changeset
  1236
	SOME cname => cname
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15463
diff changeset
  1237
      | NONE => name
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1238
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1239
fun get_def thyname constname rhs thy =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1240
    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1241
	val constname = rename_const thyname thy constname
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1242
	val (thmname,thy') = get_defname thyname constname thy
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1243
	val _ = message ("Looking for definition " ^ thyname ^ "." ^ thmname)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1244
    in
17322
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
  1245
	get_isabelle_thm_and_warn thyname thmname (mk_teq (thyname ^ "." ^ constname) rhs thy') thy'
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1246
    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1247
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1248
fun get_axiom thyname axname thy =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1249
    case get_thm thyname axname thy of
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15463
diff changeset
  1250
	arg as (_,SOME _) => arg
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1251
      | _ => raise ERR "get_axiom" ("Trying to retrieve axiom (" ^ axname ^ ")")
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1252
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1253
fun intern_store_thm gen_output thyname thmname hth thy =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1254
    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1255
	val sg = sign_of thy
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1256
	val (hth' as HOLThm (args as (_,th))) = norm_hthm sg hth
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1257
	val _ = if has_ren hth' then warning ("Theorem " ^ thmname ^ " needs variable-disambiguating")
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1258
		else ()
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1259
	val rew = rewrite_hol4_term (concl_of th) thy
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1260
	val th  = equal_elim rew th
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1261
	val thy' = add_hol4_pending thyname thmname args thy
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1262
	val thy2 = if gen_output
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1263
		   then add_dump ("lemma " ^ thmname ^ ": " ^ (smart_string_of_thm th) ^ "\n  by (import " ^ thyname ^ " " ^ thmname ^ ")") thy'
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1264
		   else thy'
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1265
    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1266
	(thy2,hth')
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1267
    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1268
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1269
val store_thm = intern_store_thm true
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1270
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1271
fun mk_REFL ctm =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1272
    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1273
	val cty = Thm.ctyp_of_term ctm
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1274
    in
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15463
diff changeset
  1275
	Drule.instantiate' [SOME cty] [SOME ctm] reflexivity_thm
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1276
    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1277
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1278
fun REFL tm thy =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1279
    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1280
	val _ = message "REFL:"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1281
	val (info,tm') = disamb_term tm
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1282
	val sg = sign_of thy
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1283
	val ctm = Thm.cterm_of sg tm'
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1284
	val res = HOLThm(rens_of info,mk_REFL ctm)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1285
	val _ = if_debug pth res
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1286
    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1287
	(thy,res)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1288
    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1289
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1290
fun ASSUME tm thy =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1291
    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1292
	val _ = message "ASSUME:"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1293
	val (info,tm') = disamb_term tm
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1294
	val sg = sign_of thy
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1295
	val ctm = Thm.cterm_of sg (HOLogic.mk_Trueprop tm')
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1296
	val th = Thm.trivial ctm
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1297
	val res = HOLThm(rens_of info,th)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1298
	val _ = if_debug pth res
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1299
    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1300
	(thy,res)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1301
    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1302
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1303
fun INST_TYPE lambda (hth as HOLThm(rens,th)) thy =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1304
    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1305
	val _ = message "INST_TYPE:"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1306
	val _ = if_debug pth hth
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1307
	val sg = sign_of thy
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1308
	val tys_before = add_term_tfrees (prop_of th,[])
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1309
	val th1 = varifyT th
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1310
	val tys_after = add_term_tvars (prop_of th1,[])
15794
5de27a5fc5ed Adapted to new interface of instantiation and unification / matching functions.
berghofe
parents: 15647
diff changeset
  1311
	val tyinst = map (fn (bef, iS) =>
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1312
			     (case try (Lib.assoc (TFree bef)) lambda of
15794
5de27a5fc5ed Adapted to new interface of instantiation and unification / matching functions.
berghofe
parents: 15647
diff changeset
  1313
				  SOME ty => (ctyp_of sg (TVar iS), ctyp_of sg ty)
5de27a5fc5ed Adapted to new interface of instantiation and unification / matching functions.
berghofe
parents: 15647
diff changeset
  1314
				| NONE => (ctyp_of sg (TVar iS), ctyp_of sg (TFree bef))
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1315
			     ))
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1316
			 (zip tys_before tys_after)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1317
	val res = Drule.instantiate (tyinst,[]) th1
17328
7bbfb79eda96 removed clutter
obua
parents: 17324
diff changeset
  1318
	val hth = HOLThm([],res)
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1319
	val res = norm_hthm sg hth
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1320
	val _ = message "RESULT:"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1321
	val _ = if_debug pth res
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1322
    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1323
	(thy,res)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1324
    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1325
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1326
fun INST sigma hth thy =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1327
    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1328
	val _ = message "INST:"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1329
	val _ = if_debug (app (fn (x,y) => (prin x; prin y))) sigma
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1330
	val _ = if_debug pth hth
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1331
	val sg = sign_of thy
17335
7cff05c90a0e fixed INST: has same semantic now as INST_TYPE for repetitions
obua
parents: 17328
diff changeset
  1332
	val (sdom,srng) = ListPair.unzip (rev sigma)
17328
7bbfb79eda96 removed clutter
obua
parents: 17324
diff changeset
  1333
	val th = hthm2thm hth
7bbfb79eda96 removed clutter
obua
parents: 17324
diff changeset
  1334
	val th1 = mk_INST (map (cterm_of sg) sdom) (map (cterm_of sg) srng) th
7bbfb79eda96 removed clutter
obua
parents: 17324
diff changeset
  1335
	val res = HOLThm([],th1)
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1336
	val _ = message "RESULT:"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1337
	val _ = if_debug pth res
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1338
    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1339
	(thy,res)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1340
    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1341
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1342
fun EQ_IMP_RULE (hth as HOLThm(rens,th)) thy =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1343
    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1344
	val _ = message "EQ_IMP_RULE:"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1345
	val _ = if_debug pth hth
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1346
	val res = HOLThm(rens,th RS eqimp_thm)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1347
	val _ = message "RESULT:"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1348
	val _ = if_debug pth res
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1349
    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1350
	(thy,res)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1351
    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1352
17322
781abf7011e6 Added HOLLight support to importer.
obua
parents: 16486
diff changeset
  1353
fun mk_EQ_MP th1 th2 = [beta_eta_thm th1, beta_eta_thm th2] MRS eqmp_thm
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1354
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1355
fun EQ_MP hth1 hth2 thy =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1356
    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1357
	val _ = message "EQ_MP:"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1358
	val _ = if_debug pth hth1
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1359
	val _ = if_debug pth hth2
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1360
	val (info,[th1,th2]) = disamb_thms [hth1,hth2]
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1361
	val res = HOLThm(rens_of info,mk_EQ_MP th1 th2)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1362
	val _ = message "RESULT:"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1363
	val _ = if_debug pth res
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1364
    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1365
	(thy,res)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1366
    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1367
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1368
fun mk_COMB th1 th2 sg =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1369
    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1370
	val (f,g) = case concl_of th1 of
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1371
			_ $ (Const("op =",_) $ f $ g) => (f,g)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1372
		      | _ => raise ERR "mk_COMB" "First theorem not an equality"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1373
	val (x,y) = case concl_of th2 of
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1374
			_ $ (Const("op =",_) $ x $ y) => (x,y)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1375
		      | _ => raise ERR "mk_COMB" "Second theorem not an equality"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1376
	val fty = type_of f
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1377
	val (fd,fr) = dom_rng fty
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1378
	val comb_thm' = Drule.instantiate'
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15463
diff changeset
  1379
			    [SOME (ctyp_of sg fd),SOME (ctyp_of sg fr)]
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15463
diff changeset
  1380
			    [SOME (cterm_of sg f),SOME (cterm_of sg g),
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15463
diff changeset
  1381
			     SOME (cterm_of sg x),SOME (cterm_of sg y)] comb_thm
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1382
    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1383
	[th1,th2] MRS comb_thm'
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1384
    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1385
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1386
fun SUBST rews ctxt hth thy =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1387
    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1388
	val _ = message "SUBST:"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1389
	val _ = if_debug (app pth) rews
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1390
	val _ = if_debug prin ctxt
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1391
	val _ = if_debug pth hth
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1392
	val (info,th) = disamb_thm hth
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1393
	val (info1,ctxt') = disamb_term_from info ctxt
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1394
	val (info2,rews') = disamb_thms_from info1 rews
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1395
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1396
	val sg = sign_of thy
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1397
	val cctxt = cterm_of sg ctxt'
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1398
	fun subst th [] = th
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1399
	  | subst th (rew::rews) = subst (mk_COMB th rew sg) rews
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1400
	val res = HOLThm(rens_of info2,mk_EQ_MP (subst (mk_REFL cctxt) rews') th)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1401
	val _ = message "RESULT:"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1402
	val _ = if_debug pth res
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1403
    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1404
	(thy,res)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1405
    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1406
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1407
fun DISJ_CASES hth hth1 hth2 thy =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1408
    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1409
	val _ = message "DISJ_CASES:"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1410
	val _ = if_debug (app pth) [hth,hth1,hth2]
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1411
	val (info,th) = disamb_thm hth
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1412
	val (info1,th1) = disamb_thm_from info hth1
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1413
	val (info2,th2) = disamb_thm_from info1 hth2
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1414
	val sg = sign_of thy
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1415
	val th1 = norm_hyps th1
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1416
	val th2 = norm_hyps th2
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1417
	val (l,r) = case concl_of th of
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1418
			_ $ (Const("op |",_) $ l $ r) => (l,r)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1419
		      | _ => raise ERR "DISJ_CASES" "Conclusion not a disjunction"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1420
	val th1' = rearrange sg (HOLogic.mk_Trueprop l) th1
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1421
	val th2' = rearrange sg (HOLogic.mk_Trueprop r) th2
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1422
	val res1 = th RS disj_cases_thm
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1423
	val res2 = uniq_compose ((nprems_of th1')-1) th1' ((nprems_of th)+1) res1
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1424
	val res3 = uniq_compose ((nprems_of th2')-1) th2' (nprems_of res2) res2
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1425
	val res  = HOLThm(rens_of info2,res3)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1426
	val _ = message "RESULT:"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1427
	val _ = if_debug pth res
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1428
    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1429
	(thy,res)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1430
    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1431
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1432
fun DISJ1 hth tm thy =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1433
    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1434
	val _ = message "DISJ1:"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1435
	val _ = if_debug pth hth
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1436
	val _ = if_debug prin tm
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1437
	val (info,th) = disamb_thm hth
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1438
	val (info',tm') = disamb_term_from info tm
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1439
	val sg = sign_of thy
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1440
	val ct = Thm.cterm_of sg tm'
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15463
diff changeset
  1441
	val disj1_thm' = Drule.instantiate' [] [NONE,SOME ct] disj1_thm
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1442
	val res = HOLThm(rens_of info',th RS disj1_thm')
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1443
	val _ = message "RESULT:"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1444
	val _ = if_debug pth res
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1445
    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1446
	(thy,res)
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1447
    end
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1448
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1449
fun DISJ2 tm hth thy =
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1450
    let
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1451
	val _ = message "DISJ1:"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1452
	val _ = if_debug prin tm
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1453
	val _ = if_debug pth hth
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1454
	val (info,th) = disamb_thm hth
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1455
	val (info',tm') = disamb_term_from info tm
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1456
	val sg = sign_of thy
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1457
	val ct = Thm.cterm_of sg tm'
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15463
diff changeset
  1458
	val disj2_thm' = Drule.instantiate' [] [NONE,SOME ct] disj2_thm
14516
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1459
	val res = HOLThm(rens_of info',th RS disj2_thm')
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1460
	val _ = message "RESULT:"
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1461
	val _ = if_debug pth res
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1462
    in
a183dec876ab Added HOL proof importer.
skalberg
parents:
diff changeset
  1463