X-VM-v5-Data: ([nil nil nil nil nil nil nil nil nil] ["400" "Mon" "30" "November" "1998" "19:52:04" "+0100" "Chris Rowley" "C.A.Rowley@OPEN.AC.UK" nil "16" "Re: portable LaTeX" "^Date:" nil nil "11" nil nil nil nil nil] nil) Received: from listserv.gmd.de (listserv.gmd.de [192.88.97.1]) by mail.Uni-Mainz.DE (8.8.8/8.8.8) with ESMTP id BAA24142; Tue, 1 Dec 1998 01:45:38 +0100 (MET) Received: from lsv1.listserv.gmd.de (192.88.97.2) by listserv.gmd.de (LSMTP for OpenVMS v1.1a) with SMTP id <2.C1B9357E@listserv.gmd.de>; Tue, 1 Dec 1998 1:45:37 +0100 Received: from RELAY.URZ.UNI-HEIDELBERG.DE by RELAY.URZ.UNI-HEIDELBERG.DE (LISTSERV-TCP/IP release 1.8b) with spool id 411112 for LATEX-L@RELAY.URZ.UNI-HEIDELBERG.DE; Tue, 1 Dec 1998 01:44:49 +0100 Received: from ixgate02.dfnrelay.d400.de (ixgate02.dfnrelay.d400.de [193.174.248.2]) by relay.urz.uni-heidelberg.de (8.8.8/8.8.8) with ESMTP id BAA10770 for ; Tue, 1 Dec 1998 01:44:19 +0100 (MET) X400-Received: by mta d400relay in /PRMD=dfnrelay/ADMD=d400/C=de/; Relayed; Tue, 1 Dec 1998 01:44:09 +0100 X400-Received: by mta venus in /PRMD=uk.ac/ADMD= /C=gb/; Relayed; Mon, 30 Nov 1998 19:51:34 +0100 X400-Received: by mta fell.open.ac.uk in /PRMD=UK.AC/ADMD= /C=GB/; Relayed; Mon, 30 Nov 1998 19:50:56 +0100 X400-Received: by mta UK.AC.MHS-RELAY.SUN2 in /PRMD=uk.ac/ADMD= /C=gb/; Relayed; Mon, 30 Nov 1998 19:52:04 +0100 X400-Originator: C.A.Rowley@open.ac.uk X400-Recipients: non-disclosure:; X400-MTS-Identifier: [/PRMD=UK.AC/ADMD= /C=GB/;<13922.59462.279452.122152@fell.] X400-Content-Type: P2-1988 (22) Content-Identifier: Re: portable ... Alternate-Recipient: Allowed References: <199811271514.KAA22026@hilbert.math.albany.edu> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Mailer: VM 6.44 under Emacs 19.34.1 Message-ID: <13922.59462.279452.122152@fell.open.ac.uk> Reply-To: Mailing list for the LaTeX3 project In-Reply-To: <199811271535.PAA22400@nag.co.uk> Date: Mon, 30 Nov 1998 19:52:04 +0100 From: Chris Rowley Sender: Mailing list for the LaTeX3 project To: Multiple recipients of list LATEX-L Subject: Re: portable LaTeX Status: R X-Status: X-Keywords: X-UID: 2997 David Carlisle wrote -- ... mostly about normalisation and concrete syntax. He did not mention the lack of extensibility: was this deliberate? It is tortuously difficult in SGML to have bothe extendabilty and portability; it is therefore impossible to have extendability in XML (correct?). I know that it is not, in general, a Good Thing to have extendability but ... see other message. chris