Module Time.Period

module Period: sig  end

include S

val length : Time.t -> int

val mul : Time.t -> Time.t -> Time.t

val div : Time.t -> Time.t -> Time.t

val make : int -> int -> int -> Time.t

val lmake : ?hour:int -> ?minute:int -> ?second:int -> unit -> Time.t

val hour : int -> Time.t

val minute : int -> Time.t

val second : int -> Time.t

val to_seconds : Time.t -> int

val to_minutes : Time.t -> float

val to_hours : Time.t -> float