On 8 March 2013 11:56, Brandon Allbery <allber...@gmail.com> wrote:
> On Thu, Mar 7, 2013 at 7:45 PM, Dan Lior <sitipo...@gmail.com> wrote:
>>
>> 1) Is this the right place for newbies to post questions about Haskell?
>
>
>
> This is most a list for announcements; beginn...@haskell.org is better for
> these kinds of questions, and haskell-c...@haskell.org for general
> discussion.
>
>> pred :: Int -> Int
>> pred 0 = 0
>> pred n+1 = n
>
>
> n+k patterns were part of Haskell '98, but removed from Haskell 2010. You
> may be able to use the pragma
>
> {-# LANGUAGE NPlusKPatterns #-}
>
> to turn them back on.
Even then, you need to have "pred (n+1) = n".
>
> --
> brandon s allbery kf8nh sine nomine associates
> allber...@gmail.com ballb...@sinenomine.net
> unix, openafs, kerberos, infrastructure, xmonad http://sinenomine.net
>
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--
Ivan Lazar Miljenovic
ivan.miljeno...@gmail.com
http://IvanMiljenovic.wordpress.com
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