@@ -46,7 +46,7 @@ which happen to be radians.
4646@docs fst, snd
4747
4848# Higher-Order Helpers
49−@docs identity, always, (<|), (|>), (<<), (>>), flip, curry, uncurry
49+@docs identity, always, (<|), (|>), (<<), (>>), (.), flip, curry, uncurry
5050
5151-}
5252
@@ -340,6 +340,10 @@ reads nicely in expressions like: `filter (not << isRegistered) students`
340340(>>) : (a -> b) -> (b -> c) -> (a -> c)
341341(>>) f g x = g (f x)
342342
343+{-| DEPRECATED: use (<<) instead. -}
344+(.) : (b -> c) -> (a -> b) -> (a -> c)
345+(.) g f x = g (f x)
346+
343347{-| Forward function application `x |> f == f x`. This function is useful
344348for avoiding parenthesis and writing code in a more natural way.
345349Consider the following code to create a pentagon: