[Haskell-beginners] Still confused
Ryan Bell
ryan.l.bell at gmail.com
Mon Jul 1 20:19:10 CEST 2013
Does it help to think of it like algebra?
let x = 4
where x / 8
On Mon, Jul 1, 2013 at 2:03 PM, Marc Gorenstein
<marc.gorenstein at gmail.com>wrote:
> Hi Brandon, Darren, and Michael,
>
> Thanks for you responses, but I'm still confused.
>
> Here are two examples of operator sections. The first takes the infix
> operator
> / and turns it into a prefix operator.
>
> Prelude> let eight_div_by = ((/) 8 )
> Prelude> eight_div_by 4
> 2.0
>
> I get that. But look at the following: We now have a prefix operator with
> the input on the "wrong" side.
>
> Prelude> let div_by_eight = ( / 8 )
> Prelude> div_by_eight 4
> 0.5
>
> Why should ( / 8) 4 = 0.5?
>
>
> Thanks again,
>
> Marc
>
>
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