You can search for identifiers within the package.
in-package search v0.2.0
type t
val index : t -> t list -> int
val mem : t -> t list -> bool
val assoc : t -> (t * 'a) list -> 'a
val mem_assoc : t -> (t * 'a) list -> bool
val remove_assoc : t -> (t * 'a) list -> (t * 'a) list