val transition : t -> state -> label -> formula
(** Give the formula which must hold for a current state and label *)
-val transitions : t -> state -> (label*formula) list
-(** Give the list of labels and formulae from transitions for a given state *)
+val transitions : t -> state -> ((label*formula) list)*((label*formula) list)
+(** Give the list of labels and formulae from queries and recognizing
+ transitions for a given state *)
val empty : t
(** The empty automaton *)
val new_state : unit -> state
(** Give a new state (different from all others states) *)
-val add_tr : t -> transition -> unit
-(** Add a transition to an asta *)
+val add_tr : t -> transition -> bool -> unit
+(** Add a query transition (recognizing transition if flag=false) to an asta *)
val add_reco : t -> state -> unit
(** Add a state to the recognizing states of an asta *)