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(************************************************************************)
(* v * The Coq Proof Assistant / The Coq Development Team *)
(* <O___,, * CNRS-Ecole Polytechnique-INRIA Futurs-Universite Paris Sud *)
(* \VV/ **************************************************************)
(* // * This file is distributed under the terms of the *)
(* * GNU Lesser General Public License Version 2.1 *)
(************************************************************************)
(* $Id$ *)
type form=
Atom of int
| Arrow of form * form
| Bot
| Conjunct of form * form
| Disjunct of form * form
type proof =
Ax of int
| I_Arrow of proof
| E_Arrow of int*int*proof
| D_Arrow of int*proof*proof
| E_False of int
| I_And of proof*proof
| E_And of int*proof
| D_And of int*proof
| I_Or_l of proof
| I_Or_r of proof
| E_Or of int*proof*proof
| D_Or of int*proof
| Pop of int*proof
type state
val project: state -> proof
val init_state : ('a * form * 'b) list -> form -> state
val branching: state -> state list
val success: state -> bool
val pp: state -> unit
val pr_form : form -> unit
val reset_info : unit -> unit
val pp_info : unit -> unit
|
