(*
    ||M||  This file is part of HELM, an Hypertextual, Electronic        
    ||A||  Library of Mathematics, developed at the Computer Science     
    ||T||  Department, University of Bologna, Italy.                     
    ||I||                                                                
    ||T||  HELM is free software; you can redistribute it and/or         
    ||A||  modify it under the terms of the GNU General Public License   
    \   /  version 2 or (at your option) any later version.              
     \ /   This software is distributed as is, NO WARRANTY.              
      V_______________________________________________________________ *)

type kam

val empty_kam: kam

val get: (unit -> 'a) -> (Brg.bind -> 'a) -> kam -> int -> 'a

val push: (kam -> 'a) -> kam -> Brg.bind -> 'a

val xwhd: (kam -> Brg.term -> 'a) -> kam -> Brg.term -> 'a 

(* arguments: expected type, inferred type *) 
val are_convertible:
   (unit -> 'a) -> (unit -> 'a) -> 
   ?si:bool -> kam -> Brg.term -> kam -> Brg.term -> 'a

val specs: (kam, Brg.term) Log.specs