[Haskell-cafe] Re: [Haskell] Re: Announcing Djinn,
new version 2004-12-13
lennart at augustsson.net
Wed Dec 14 05:55:30 EST 2005
Well, the proof search is terminating (and complete) so
it has to stop somewhere. That happens to be result with
this particular search strategy.
Chung-chieh Shan wrote:
> Lennart Augustsson <lennart at augustsson.net> wrote in article <439F4539.4070205 at augustsson.net> in gmane.comp.lang.haskell.general:
>>There is a new version of Djinn available, with two notable
>>new features: Haskell data types can be defined and the
>>found functions are sorted (heuristically) to present the
>>best one first.
> I wonder why the only Church numerals Djinn found were 0 and 1?
> Djinn> :set +m
> Djinn> num ? (a -> a) -> (a -> a)
> num :: (a -> a) -> a -> a
> num x1 x2 = x1 x2
> -- or
> num _ x2 = x2
> Very cool, in any case.
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