[Haskell-cafe] Pointed, but not Applicative

Felipe Almeida Lessa felipe.lessa at gmail.com
Sun Aug 28 16:48:39 CEST 2011

On Sun, Aug 28, 2011 at 7:41 AM, Tony Morris <tonymorris at gmail.com> wrote:
> Pointed f => Pointed (StateT s f)
> but not
> Applicative f => Applicative (StateT s f)

But we do have

    (Functor m, Monad m) => Applicative (StateT s m)

so I'm not sure if this is a valid example.



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