From mboxrd@z Thu Jan 1 00:00:00 1970 Received: (from majordomo@localhost) by pauillac.inria.fr (8.7.6/8.7.3) id BAA23523; Sun, 11 Apr 2004 01:51:45 +0200 (MET DST) X-Authentication-Warning: pauillac.inria.fr: majordomo set sender to owner-caml-list@pauillac.inria.fr using -f 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 BAA23416 for ; Sun, 11 Apr 2004 01:51:41 +0200 (MET DST) Received: from smtp1.adl2.internode.on.net (smtp1.adl2.internode.on.net [203.16.214.181]) by nez-perce.inria.fr (8.12.10/8.12.10) with ESMTP id i3ANqXjq021880 for ; Sun, 11 Apr 2004 01:52:37 +0200 Received: from [192.168.1.200] (ppp116-94.lns1.syd2.internode.on.net [150.101.116.94]) by smtp1.adl2.internode.on.net (8.12.9/8.12.9) with ESMTP id i3ANpTeZ005655 for ; Sun, 11 Apr 2004 09:21:30 +0930 (CST) Subject: [Caml-list] tree automata From: skaller Reply-To: skaller@users.sourceforge.net To: caml-list Content-Type: text/plain Message-Id: <1081641087.20677.282.camel@pelican> Mime-Version: 1.0 X-Mailer: Ximian Evolution 1.2.2 (1.2.2-4) Date: 11 Apr 2004 09:51:28 +1000 Content-Transfer-Encoding: 7bit X-Miltered: at nez-perce by Joe's j-chkmail ("http://j-chkmail.ensmp.fr")! X-Loop: caml-list@inria.fr X-Spam: no; 0.00; sourceforge:01 xduce:01 9660:01 glebe:01 ocaml:01 nsw:01 snail:02 match:02 tree:02 tree:02 checkout:02 2037:03 tail:03 tail:03 wondering:04 Sender: owner-caml-list@pauillac.inria.fr Precedence: bulk X-Status: X-Keywords: X-UID: 234 I just ran across the need to pattern match a list against: P1 :: P2 * :: P3 where P2* means "any number of occurences of P2". It happens in this case I want to forget P2*. I can do this with P1 :: tail when f(tail) for suitable f, however I'm wondering if XDuce would handle this.. and if the tree automata technology would fit into Ocaml. -- John Skaller, mailto:skaller@users.sf.net voice: 061-2-9660-0850, snail: PO BOX 401 Glebe NSW 2037 Australia Checkout the Felix programming language http://felix.sf.net ------------------- To unsubscribe, mail caml-list-request@inria.fr Archives: http://caml.inria.fr Bug reports: http://caml.inria.fr/bin/caml-bugs FAQ: http://caml.inria.fr/FAQ/ Beginner's list: http://groups.yahoo.com/group/ocaml_beginners