You can search for identifiers within the package.
in-package search v0.2.0
type input = float
type t
val describe : t -> string
type spec = float array
val eval : t -> input -> float
val regress : spec option -> pred:input array -> resp:float array -> t
val residuals : t -> float array
val coefficients : t -> float array
val alpha : t -> float
val beta : t -> float
val confidence_interval : t -> alpha:float -> input -> float * float
val prediction_interval : t -> alpha:float -> input -> float * float