Path: ...!weretis.net!feeder9.news.weretis.net!i2pn.org!i2pn2.org!.POSTED!not-for-mail From: joes Newsgroups: sci.math Subject: Re: Incompleteness of Cantor's enumeration of the rational numbers (extra-ordinary) Date: Tue, 3 Dec 2024 15:01:38 -0000 (UTC) Organization: i2pn2 (i2pn.org) Message-ID: <0366b93ff0e858f4eb676c0bea61e5ab713e1cd7@i2pn2.org> References: <4a810760-86a1-44bb-a191-28f70e0b361b@att.net> <23311c1a-1487-4ee4-a822-cd965bd024a0@att.net> <71758f338eb239b7419418f49dfd8177c59d778b@i2pn2.org> <9bcc128b-dea8-4397-9963-45c93d1c14c7@att.net> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Injection-Date: Tue, 3 Dec 2024 15:01:38 -0000 (UTC) Injection-Info: i2pn2.org; logging-data="1091866"; mail-complaints-to="usenet@i2pn2.org"; posting-account="nS1KMHaUuWOnF/ukOJzx6Ssd8y16q9UPs1GZ+I3D0CM"; User-Agent: Pan/0.145 (Duplicitous mercenary valetism; d7e168a git.gnome.org/pan2) X-Spam-Checker-Version: SpamAssassin 4.0.0 Bytes: 2919 Lines: 26 Am Tue, 03 Dec 2024 14:02:05 +0100 schrieb WM: > On 03.12.2024 01:32, Jim Burns wrote: >> On 12/2/2024 9:28 AM, WM wrote: > >> A quantifier shift tells you (WM) what you (WM) _expect_ >>  but a quantifier shift is untrustworthy. > Here is no quantifier shift but an identity: This is an equality: >>> E(1), E(2), E(3), ... >>> and E(1), E(1)∩E(2), E(1)∩E(2)∩E(3), ... >>> are identical for every n and in the limit because E(1)∩E(2)∩...∩E(n) >>> = E(n). > >> No. >> For the set of finite cardinals, >> EVEN IF NO END.SEGMENT IS EMPTY, >>  the intersection of all end segments is empty. > I cannot read or understand the above. The following is gibberish. >> ⎜ EVEN IF NO END.SEGMENT IS EMPTY, >> ⎝  the intersection of all end segments is empty. > E(1)∩E(2)∩...∩E(n) = E(n). > Sequences which are identical in every term have identical limits. That limit being the empty set. -- Am Sat, 20 Jul 2024 12:35:31 +0000 schrieb WM in sci.math: It is not guaranteed that n+1 exists for every n.