Path: ...!eternal-september.org!feeder3.eternal-september.org!news.eternal-september.org!.POSTED!not-for-mail From: Moebius Newsgroups: sci.logic,sci.math Subject: Re: Replacement of Cardinality Date: Fri, 9 Aug 2024 02:27:59 +0200 Organization: A noiseless patient Spider Lines: 28 Message-ID: References: <42d2b329-5394-47e0-b8c9-098908b2e9a8@att.net> <__cCn6h6Ey1Kz0BrIf6EShypg4M@jntp> Reply-To: invalid@example.invalid MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Injection-Date: Fri, 09 Aug 2024 02:28:00 +0200 (CEST) Injection-Info: dont-email.me; posting-host="b1e9f2d409ea2b6d1cf69b9debede1b8"; logging-data="367922"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX1/n2EhEGKdRcq2od3qRjTv3" User-Agent: Mozilla Thunderbird Cancel-Lock: sha1:g+lxG6Snhk6lPsWzmpMci67q+Tw= In-Reply-To: Content-Language: de-DE Bytes: 2681 Am 09.08.2024 um 02:09 schrieb Moebius: > Am 09.08.2024 um 01:59 schrieb Moebius: >> Am 08.08.2024 um 22:36 schrieb Chris M. Thomasson: >>> On 8/8/2024 3:30 AM, FromTheRafters wrote: >>>> on 8/8/2024, WM supposed : >>>>> Le 08/08/2024 à 00:17, Moebius a écrit : >>>>> >>>>>> Actually, his "thinking process" is simple: >>>>>> >>>>>> "Since there is a gap (space) between adjacent unit fractions and >>>>>> all unit fractions are in the interval (0, 1], there *must* be >>>>>> FINITELY MANY of them (i.e. a first/smallest one)." >>>>> >>>>> No, that is nonsense. There are not finitely many unit fractions. >>>> >>>> Then stop assuming that there is a first [i.e. smallest] element. >>> >>> The first unit fraction is 1/1, there is no last one... >> >> Nope. We are using the usual order < defined on IR to determine if >> there is a first (smallest) / last (largest) unit fraction. >> >> So there is no first/smallest unit fraction and there is a last/ >> largest unit farction (namely 1/1), in respect to <. > > Hint: WM is just a complete idiot. Hmmm... writing this John Gabriel comes to mind ...