[Haskell-cafe] CPS and the product function
sfvisser at cs.uu.nl
Mon Apr 20 10:39:30 EDT 2009
On Apr 20, 2009, at 4:32 PM, michael rice wrote:
> Hi Eugene,
> Clever solution.
> It didn't come right back so I interrupted it. Guess it would do all
> those multiplies by zero.
> Does anyone know how to define it to avoid that?
> --- On Mon, 4/20/09, Eugene Kirpichov <ekirpichov at gmail.com> wrote:
> From: Eugene Kirpichov <ekirpichov at gmail.com>
> Subject: Re: [Haskell-cafe] CPS and the product function
> To: "michael rice" <nowgate at yahoo.com>
> Cc: haskell-cafe at haskell.org
> Date: Monday, April 20, 2009, 9:40 AM
> Check that by experiment in ghci or by looking at the source:
> Prelude*> product [0..]
> Or search "product" at http://holumbus.fh-wedel.de/hayoo/hayoo.html
> and click on one of the Source links.
> 2009/4/20 michael rice <nowgate at yahoo.com>:
> > I've been looking at CPS in Haskell and wondering how many
> > the product function performs if it encounters a zero somewhere in
> the input
> > list. Zero?
> > Does anyone know the definition of the product function?
> > Michael
> Eugene Kirpichov
Making multiplication non-strict?
More information about the Haskell-Cafe