[Haskell-cafe] Re: pi

Andrew Coppin andrewcoppin at btinternet.com
Wed Oct 10 16:37:35 EDT 2007

Henning Thielemann wrote:
> It would better to disallow negative bases completely for (**), 
> because integers should be explicitly typed as integers and then (^^) 
> can be used. I have already seen (x**2) and (e ** x) with (e = exp 1) 
> in a Haskell library. Even better would be support for statically 
> checked non-negative numbers.

Um... Data.Word?

(Now if you'd said "strictly positive", that's harder...)

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