From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from nez-perce.inria.fr (nez-perce.inria.fr [192.93.2.78]) by yquem.inria.fr (Postfix) with ESMTP id 0B468BC2F for ; Thu, 25 Nov 2004 19:20:56 +0100 (CET) Received: from pauillac.inria.fr (pauillac.inria.fr [128.93.11.35]) by nez-perce.inria.fr (8.13.0/8.13.0) with ESMTP id iAPIKteP018450 for ; Thu, 25 Nov 2004 19:20:55 +0100 Received: from nez-perce.inria.fr (nez-perce.inria.fr [192.93.2.78]) by pauillac.inria.fr (8.7.6/8.7.3) with ESMTP id TAA13187 for ; Thu, 25 Nov 2004 19:20:54 +0100 (MET) Received: from hedwig1.umh.ac.be (hedwig2.umh.ac.be [193.190.193.73]) by nez-perce.inria.fr (8.13.0/8.13.0) with ESMTP id iAPIKsB4018447 for ; Thu, 25 Nov 2004 19:20:54 +0100 Received: from poincare (wigner.swapping.umh.ac.be [10.102.100.18]) by hedwig1.umh.ac.be (8.13.1/8.13.1) with ESMTP id iAPIN9b81519698; Thu, 25 Nov 2004 19:23:13 +0100 Received: from poincare ([127.0.0.1] helo=localhost ident=trch) by poincare with esmtp (Exim 3.36 #1 (Debian)) id 1CXODx-0005lS-00; Thu, 25 Nov 2004 19:20:09 +0100 Date: Thu, 25 Nov 2004 19:19:33 +0100 (CET) Message-Id: <20041125.191933.88348027.debian00@tiscali.be> To: skaller@users.sourceforge.net Cc: caml-list@inria.fr Subject: Re: [Caml-list] What is an open type? From: Christophe TROESTLER In-Reply-To: <1101398230.9291.53.camel@pelican.wigram> References: <1101398230.9291.53.camel@pelican.wigram> Organization: None X-Spook: Perl-RSA national information infrastructure Albanian TELINT Ortega FIPS140 Ruby Ridge CIA terrorism Mossad X-Blessing: Om Ah Hum Vajra Guru Pema Siddhi Hum X-Operating-System: GNU/Linux (http://www.linux.org/) X-Mailer-URL: http://www.mew.org/ X-Mailer: Mew version 4.1 on Emacs 21.3 / Mule 5.0 (SAKAKI) Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Scanned-By: MIMEDefang 2.1 (www dot roaringpenguin dot com slash mimedefang) X-Miltered: at nez-perce with ID 41A62287.000 by Joe's j-chkmail (http://j-chkmail.ensmp.fr)! X-Miltered: at nez-perce with ID 41A62286.000 by Joe's j-chkmail (http://j-chkmail.ensmp.fr)! X-Spam: no; 0.00; caml-list:01 christophe:01 troestler:01 sourceforge:01 wrote:01 cheers:01 polymorphic:01 constraint:01 debian:02 chris:05 actually:10 isn't:13 type:14 type:14 can't:16 X-Spam-Checker-Version: SpamAssassin 3.0.0 (2004-09-13) on yquem.inria.fr X-Spam-Status: No, score=0.5 required=5.0 tests=FROM_ENDS_IN_NUMS autolearn=disabled version=3.0.0 X-Spam-Level: On 26 Nov 2004, skaller wrote: > > An open type like [> `X ] isn't actually a type, you can't > name it like: > > type xx = [> `X ] It is polymorphic: type 'a xx = 'a constraint 'a = [> `X];; Cheers, ChriS