From phma@oltronics.net Thu Apr 26 12:34:53 2001 Return-Path: X-Sender: phma@ixazon.dynip.com X-Apparently-To: lojban@yahoogroups.com Received: (EGP: mail-7_1_2); 26 Apr 2001 19:34:52 -0000 Received: (qmail 70716 invoked from network); 26 Apr 2001 19:34:52 -0000 Received: from unknown (10.1.10.142) by l9.egroups.com with QMQP; 26 Apr 2001 19:34:52 -0000 Received: from unknown (HELO neofelis.ixazon.lan) (207.15.133.44) by mta3 with SMTP; 26 Apr 2001 19:34:50 -0000 Received: by neofelis.ixazon.lan (Postfix, from userid 500) id 1CCA73C579; Thu, 26 Apr 2001 14:56:10 -0400 (EDT) Reply-To: phma@oltronics.net To: lojban@yahoogroups.com Subject: Chemistry Date: Thu, 26 Apr 2001 14:44:31 -0400 X-Mailer: KMail [version 1.0.29.2] Content-Type: text/plain MIME-Version: 1.0 Message-Id: <0104261456100E.01394@neofelis> Content-Transfer-Encoding: 8bit Sender: phma@ixazon.dynip.com From: Pierre Abbat X-Yahoo-Message-Num: 6944 I think that, to express chemistry in Lojban, we need a set of gismu (preferably with convenient rafsi) for such concepts as: x1 is an aldehyde derived from x2 x1 is derived from x2 by adding a C-C double bond at position x3 ditto but a triple bond x1 is a ketone of x2 and x3 x1 is an ester of x2 and x3. I managed to express a statement about the arrangement of double bonds in fatty acids in Lojban, but Lojbab had trouble understanding it. (It's on Nuzban.) But if I tried to say "2,3-dimethyl octa-5-enyl 2,4,6-methyl benzoate", I'd be completely lost. phma