module type G = sig .. end
sig
end
Sig.G
type t
val iter_vertex : (State.t -> unit) -> t -> unit
(State.t -> unit) -> t -> unit
val iter_succ : (State.t -> unit) -> t -> State.t -> unit
(State.t -> unit) -> t -> State.t -> unit
val in_degree : t -> State.t -> int
t -> State.t -> int