From mboxrd@z Thu Jan 1 00:00:00 1970 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on polar.synack.me X-Spam-Level: X-Spam-Status: No, score=-0.3 required=5.0 tests=BAYES_00, REPLYTO_WITHOUT_TO_CC autolearn=no autolearn_force=no version=3.4.4 X-Google-Thread: 103376,99e73f65ea2533b9 X-Google-Attributes: gid103376,domainid0,public,usenet X-Google-Language: ENGLISH,ASCII-7-bit Path: g2news2.google.com!news1.google.com!news3.google.com!feeder1-2.proxad.net!proxad.net!feeder1-1.proxad.net!club-internet.fr!feedme-small.clubint.net!newsfeed.freenet.de!news-lei1.dfn.de!news1.uni-leipzig.de!news.uni-jena.de!news.uni-weimar.de!not-for-mail From: stefan-lucks@see-the.signature Newsgroups: comp.lang.ada Subject: Re: and then... (a curiosity) Date: Thu, 4 Sep 2008 21:31:21 +0200 Organization: Bauhaus-Universitaet Weimar Message-ID: References: <18b41828-bda4-4484-8884-ad62ce1c831d@f36g2000hsa.googlegroups.com> <57qdnfULQ9tzKCHVnZ2dnUVZ_tHinZ2d@comcast.com> <48bd0003$1@news.post.ch> <48bf90bf$0$30032$dbd4d001@news.euronet.nl> <1tm4gzcy6psv7$.xon8yk0ehqlf.dlg@40tude.net> Reply-To: stefan-lucks@see-the.signature NNTP-Posting-Host: medsec1.medien.uni-weimar.de Mime-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII X-Trace: tigger.scc.uni-weimar.de 1220552369 3027 141.54.178.228 (4 Sep 2008 18:19:29 GMT) X-Complaints-To: news@tigger.scc.uni-weimar.de NNTP-Posting-Date: Thu, 4 Sep 2008 18:19:29 +0000 (UTC) X-X-Sender: lucks@medsec1.medien.uni-weimar.de In-Reply-To: <1tm4gzcy6psv7$.xon8yk0ehqlf.dlg@40tude.net> Xref: g2news2.google.com comp.lang.ada:7649 Date: 2008-09-04T21:31:21+02:00 List-Id: On Thu, 4 Sep 2008, Dmitry A. Kazakov wrote: > "X/0 > 100 = T" means that neither is possible (contradiction). This > "contradiction" is closer to an intuitive understanding of X/0 > 100, yet > it is not the standard mathematical meaning of, which is that X/0 > 100 is > not a formula at all. Well, "X/=0 and Y/X<100" is a common notation with a well-defined meaning, even for X=0 (false, of course). On the other hand an isolated "Y/X<100" only has a well-defined meaning if X/=0. -- ------ Stefan Lucks -- Bauhaus-University Weimar -- Germany ------ Stefan dot Lucks at uni minus weimar dot de ------ I love the taste of Cryptanalysis in the morning! ------