You can search for identifiers within the package.
in-package search v0.2.0
val mod_float : float -> float -> float
val sqrt : float -> float
val log : float -> float
val exp : float -> float
val (**) : float -> float -> float
val cos : float -> float
val sin : float -> float
val tan : float -> float
val asin : float -> float
val acos : float -> float
val atan2 : float -> float -> float
val atan : float -> float
val cosh : float -> float
val sinh : float -> float
val tanh : float -> float