[Haskell-cafe] Re: Type-level arithmetic
steve at fenestra.com
Fri Oct 12 13:52:36 EDT 2007
On Fri, 12 Oct 2007 18:24:38 +0100, you wrote:
>I was actually thinking more along the lines of a programming language
>where you can just write
> head :: (n > 1) => List n x -> x
> tail :: List n x -> List (n-1) x
> (++) :: List n x -> List m x -> List (n+m) x
>and so forth.
How, then, is that any different from a general-purpose programming
language? You're just drawing the "line in the sand" in a different
place. You end up with a programming system where compilation is a "side
effect" of executing the "real" program.
Fenestra Technologies Corp.
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