From: Markus Mottl <markus.mottl@gmail.com>
To: yoann padioleau <padator@wanadoo.fr>
Cc: Caml-list List <caml-list@inria.fr>
Subject: Re: [Caml-list] typing problem with sexplib and mutually recursive polymorphic types
Date: Wed, 11 Mar 2009 10:20:37 -0400 [thread overview]
Message-ID: <f8560b80903110720u1e13b13fm1324f422c910a2fe@mail.gmail.com> (raw)
In-Reply-To: <21952156.346634.1236751878001.JavaMail.www@wwinf1b03>
On Wed, Mar 11, 2009 at 02:11, yoann padioleau <padator@wanadoo.fr> wrote:
> Yes on this example, but what if I can't move it out because
> the types really need to be mutually recursive ?
I'm afraid, I don't see any straightforward way of achieving this
goal. If the above were allowed in a truly recursive way, you'd
essentially end up with polymorphic recursion, which is undecidable.
Regards,
Markus
--
Markus Mottl http://www.ocaml.info markus.mottl@gmail.com
next prev parent reply other threads:[~2009-03-11 14:20 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-03-11 2:45 Yoann Padioleau
2009-03-11 4:25 ` [Caml-list] " Markus Mottl
2009-03-11 6:11 ` yoann padioleau
2009-03-11 14:20 ` Markus Mottl [this message]
2009-03-11 14:32 ` Yitzhak Mandelbaum
2009-03-11 14:44 ` Markus Mottl
2009-03-11 16:16 ` Damien Doligez
2009-03-11 16:43 ` Markus Mottl
2009-03-11 19:03 ` Till Varoquaux
2009-03-12 1:42 ` Jacques Garrigue
2009-03-11 23:08 ` Yoann Padioleau
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