You can search for identifiers within the package.
in-package search v0.2.0
include sig ... end
val (<$>) : ('a -> 'b) -> 'a Monad.t -> 'b Monad.t
val (<@>) : 'a Monad.t -> ('a -> 'b) -> 'b Monad.t
val (<*>) : ('a -> 'b) Monad.t -> 'a Monad.t -> 'b Monad.t
val (>>=) : 'a Monad.t -> ('a -> 'b Monad.t) -> 'b Monad.t
val (=<<) : ('a -> 'b Monad.t) -> 'a Monad.t -> 'b Monad.t
val (>=>) : ('a -> 'b Monad.t) -> ('b -> 'c Monad.t) -> 'a -> 'c Monad.t
val (<=<) : ('a -> 'b Monad.t) -> ('c -> 'a Monad.t) -> 'c -> 'b Monad.t