[Haskell-beginners] Maybe monad and computations

[Emmanuel Touzery]

I got an helpful answer on stackoverflow that probably explains it all.
Otherwise if i add the type, i'll have to bind it to a concrete monad due
to the lack of typeclasses, that's why i didn't put a type. Thanks again.
On Sep 7, 2013 9:50 AM, "Daniel Trstenjak" <daniel.trstenjak at gmail.com>
wrote:

> > I thought I understood it, but looking at the difference in behaviour in
> the examples I posted, maybe I don't.
>
> I would try to add a type signature for liftM2, perhaps you're than
> getting a more helpful error message.
>
> Greetings,
> Daniel
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