[Haskell-cafe] ANN: The Typeclassopedia, and request for feedback

George Pollard porges at porg.es
Mon Feb 16 18:32:36 EST 2009

On Mon, 2009-02-16 at 15:30 +0100, Fraser Wilson wrote:
> Super!  Also, best definition of bottom I've yet seen -- "ignoring _|
> _, which is a party pooper".  Like good code, it's short, to the
> point, and obviously correct.

This brings up something I've thought about: On page 8,  it is said that
Pointed doesn't need to be checked because the theorem comes for free,
but the free theorems paper was based upon total functions only; does
having _|_ affect the free theorem for Pointed?

- George
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