[Haskell-cafe] Origins of '$'

Richard O'Keefe ok at cs.otago.ac.nz
Sun Dec 14 18:59:12 EST 2008

On 15 Dec 2008, at 12:52 pm, Derek Elkins wrote:
> I want to point out a quick categorical way of proving this (and  
> almost
> all the other "arithmetic" laws follow similarly.)  This is just
> continuity of right adjoints.  The interesting thing is the  
> adjunction,
> one that is commonly neglected in discussions of Cartesian closed
> categories.

December buds swell.
Categories unlimit
Haskell I once knew.

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