Path: news.eternal-september.org!eternal-september.org!feeder3.eternal-september.org!news.quux.org!news.nk.ca!rocksolid2!i2pn2.org!.POSTED!not-for-mail From: joes Newsgroups: sci.math Subject: Re: collective and individual removal Date: Thu, 1 May 2025 15:11:15 -0000 (UTC) Organization: i2pn2 (i2pn.org) Message-ID: <532b434928d2ea6214456beb5e869e99df037b87@i2pn2.org> References: <95712772f0073bf94d029467a41b1ccecc889790@i2pn2.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Injection-Date: Thu, 1 May 2025 15:11:15 -0000 (UTC) Injection-Info: i2pn2.org; logging-data="2672466"; 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 Am Wed, 30 Apr 2025 22:34:26 +0200 schrieb WM: > On 30.04.2025 15:15, joes wrote: >> Am Wed, 30 Apr 2025 14:43:46 +0200 schrieb WM: >>> On 29.04.2025 15:34, FromTheRafters wrote: >>>> on 4/29/2025, WM supposed : >>>>> On 29.04.2025 01:30, FromTheRafters wrote: >>>>>> WM formulated the question : >>>>> >>>>>>> That is wrong because you cannot remove all natural numbers by >>>>>>> removing only definable numbers >>>> Each and every non-initial natural number is *DEFINED* as being one >>>> more than the previously defined one. >>> This chain fails. Otherwise you could remove all numbers by removing >>> only defined ones. But that is impossible. >> It could only fail if one didn't have a successor.# > It fails. It is impossible to remove all natural numbers by defining > each one. No. It is possible, every one has a successor, there are none that don't, those are all naturals, numbers that don't aren't naturals. -- 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.