Wim-Jan Hilgenbos wrote:
>
> Hi,
>
> I've been trying some examples in functional programming. Most things
> work fine,
> but I have trouble with expressions with 'where' clauses that define
> more then one
> local definition.
> (I work with hugs98 version september 1999 under Linux)
>
> For example:
>
> ----------[ Mydiff.hs ]----------------------
> module Mydiff where
>
> mydiff f = f'
> where f' x = ( f (x+h) - f x) / h
> h = 0.0001
>
> ----------[ end Mydiff.hs ]-------------------
>
Try this:
mydiff f = f'
where
f' x = ( f (x+h) - f x) / h
h = 0.0001
It works fine with Hugs98 (feb2000).
regards
seb
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