sig
val ( -- ) : int -> int -> int Biocaml_stream.t
val ( --^ ) : int -> int -> int Biocaml_stream.t
val ( --. ) : float * float -> float -> float Biocaml_stream.t
val ( --- ) : int -> int -> int Biocaml_stream.t
val ( /@ ) : 'a Biocaml_stream.t -> ('a -> 'b) -> 'b Biocaml_stream.t
val ( // ) : 'a Biocaml_stream.t -> ('a -> bool) -> 'a Biocaml_stream.t
val ( //@ ) :
'a Biocaml_stream.t -> ('a -> 'b option) -> 'b Biocaml_stream.t
end