You can search for identifiers within the package.
in-package search v0.2.0
val (+) : float -> float -> float
val (-) : float -> float -> float
val (/) : float -> float -> float
val (*) : float -> float -> float
val (+..) : int -> int -> int
val (-..) : int -> int -> int
val (/..) : int -> int -> int
val (*..) : int -> int -> int
val (+=) : float Stdlib.ref -> float -> unit