[Haskell-cafe] Ratification for my understanding of functors

C K Kashyap ckkashyap at gmail.com
Mon Jan 10 12:00:33 CET 2011

> Yes, the combination of the type constructor (mapping from types/objects to
> types/objects) and the fmap instance (mapping from functions/arrows to
> functions/arrows) together constitute the functor. Saying "list is a
> functor" is a common sloppiness just like saying "list is a monad".

Thanks Wren and Eugene.

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