Add flipped fmap

[Nicolas Pouillard]

On Thu, 8 Apr 2010 16:06:12 -0400, Edward Kmett <ekmett at gmail.com> wrote:
> On Thu, Apr 8, 2010 at 3:38 PM, Isaac Dupree <ml at isaac.cedarswampstudios.org
> > wrote:
> 
> > This parallelism also suggests to me that <$$> should be placed (only) in
> > Control.Applicative, which is where <*>, <$>, and <**> reside.  Yeah, I know
> > that's annoying...
> 
> 
> <$> is defined or re-exported by both Data.Functor and Control.Applicative.
> This parallel would probably suggest exporting it from both Data.Functor and
> Control.Applicative, however.

Sure it make sense.

-- 
Nicolas Pouillard
http://nicolaspouillard.fr