From: Jon Harrop <jon@ffconsultancy.com>
To: caml-list@yquem.inria.fr
Subject: Re: [Caml-list] lisp to ocaml
Date: Sun, 18 Sep 2005 16:44:58 +0100 [thread overview]
Message-ID: <200509181644.58661.jon@ffconsultancy.com> (raw)
In-Reply-To: <Pine.LNX.4.61.0509181558080.1141@eiger.cip.physik.uni-muenchen.de>
On Sunday 18 September 2005 15:06, Thomas Fischbacher wrote:
> You cannot directly compile LISP code to ML code in the sense that
>
> (defun factorial (n)
> (labels
> ((walk (so-far todo)
> (if (= todo 0)
> so-far
> (walk (* so-far todo) (- todo 1)))))
> (walk 1 n)))
>
> would become
>
> let factorial n =
> let rec walk so_far todo =
> if todo=0
> then so_far
> else walk (so_far*todo) (todo-1)
> in walk 1 n
> ;;
>
> for a ton of reasons.
In this case, what else is needed beyond replacing operators with those
suitable for a generalised numeric type and constructing numeric literals?
--
Dr Jon D Harrop, Flying Frog Consultancy Ltd.
Objective CAML for Scientists
http://www.ffconsultancy.com/products/ocaml_for_scientists
next prev parent reply other threads:[~2005-09-18 15:48 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-09-18 1:08 Jonathan Roewen
2005-09-18 2:56 ` Jon Harrop
2005-09-18 14:06 ` Thomas Fischbacher
2005-09-18 14:17 ` yoann padioleau
2005-09-18 14:37 ` Thomas Fischbacher
2005-09-18 15:44 ` Jon Harrop [this message]
2005-09-18 16:08 ` Thomas Fischbacher
2005-09-18 17:10 ` brogoff
2005-09-19 13:08 ` Christoph Bauer
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