You can search for identifiers within the package.
in-package search v0.2.0
type group = t
type scalar = t
val zero : Stubs.fr
val inverse_exn_scalar : Stubs.fr -> Stubs.fr
val scalar_of_z : Z.t -> Stubs.fr
val fft_inplace : Stubs.fr array -> Stubs.fr array -> int -> int
val mul_map_inplace : Stubs.fr array -> Stubs.fr -> int -> int
val copy : Stubs.fr -> Stubs.fr