[Haskell-cafe] Restricted type classes

Stephen Tetley stephen.tetley at gmail.com
Mon Sep 6 16:29:38 EDT 2010


On 6 September 2010 20:18, John Lato <jwlato at gmail.com> wrote:

> Can you give an example of a Functor that doesn't have pure?  I think it's
> Pointed Functors which are useful; not Functor by itself.

Strictly speaking is Pair one? The current implementation tacks on monoid.

Best wishes

Stephen


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