
10 Dec
2010
10 Dec
'10
5:35 a.m.
Hi Antoine, On Thu, 2010-12-09 at 23:20 -0600, Antoine Latter wrote:
Are there any particular ones you're running into problems with?
Yes, I cannot find the instance for ((->) r). Even if I import Control.Monad Control.Monad.Reader Control.Applicative Data.Functor Data.Function I still get ghci> ((+) <$> id <*> id) 21 <interactive>:1:1: No instance for (Functor ((->) a)) Sebastian