module Angle:sig..end
typet =AGeom.angle
val pi : float
val of_degrees : float -> t
val to_degrees : t -> float
val add : t -> t -> ta + bval sub : t -> t -> ta - bval mul : t -> float -> tv * kval div : t -> float -> tv / kval rand : ?max:t -> unit -> t
val srand : Random.State.t -> ?max:t -> unit -> t
val mean : t list -> t
module Infix:sig..end