Path: ...!news.misty.com!weretis.net!feeder9.news.weretis.net!news.nk.ca!rocksolid2!i2pn2.org!.POSTED!not-for-mail From: joes Newsgroups: sci.math Subject: Re: How many different unit fractions are lessorequal than all unit fractions? (infinitary) Date: Mon, 28 Oct 2024 16:33:47 -0000 (UTC) Organization: i2pn2 (i2pn.org) Message-ID: References: <5e5ccee7-0c98-4701-aeaa-4950a3ce2938@att.net> <08a00c75-bf8d-4f9c-816a-83b8517ca04e@att.net> <062a0fa5-9a15-4649-8095-22c877af5ebf@att.net> <276fc9df-619b-4a10-b414-a04a74aa7378@att.net> <88e6a631-417a-4dd0-9443-a57116dcbd28@att.net> <7a1e34df-ffee-4d30-ae8c-2af5bcb1d932@att.net> <6a90a2e2-a4fa-4a8d-83e9-2e451fa8dd51@att.net> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Injection-Date: Mon, 28 Oct 2024 16:33:47 -0000 (UTC) Injection-Info: i2pn2.org; logging-data="4017989"; mail-complaints-to="usenet@i2pn2.org" User-Agent: Pan/0.145 (Duplicitous mercenary valetism; d7e168a git.gnome.org/pan2) Bytes: 3159 Lines: 28 Am Sun, 27 Oct 2024 17:20:17 +0100 schrieb WM: > Am 27.10.2024 um 12:38 schrieb Richard Damon: >> On 10/27/24 3:38 AM, WM wrote: >>> Am 26.10.2024 um 21:35 schrieb Chris M. Thomasson: >>>> On 10/26/2024 9:04 AM, WM wrote: >>>>> On 26.10.2024 05:21, Jim Burns wrote: >>>>>> On 10/25/2024 3:15 PM, WM wrote: >>>>> >>>>>>> Mainly, among other points, the claim that all unit fractions can >>>>>>> be defined and the claim that a Bob can disappear in lossless >>>>>>> exchanges. >>>>>> The proof that all unit fractions can be defined is to define them >>>>>> as reciprocals of positive countable.to.from.0 numbers. >>>>>> That describes all of them and only them. >>>>> No, you falsely assume that all natnumbers can be defined. >>>> Huh? Confusing to me. Humm... Are you trying to suggest that a >>>> natural number can _not_ be a natural number? >>> No. But most natnumbers cannot be defined. This can best be understood >>> by the unit fractions. >> So, what is the line between the DEFINED natural numbers and the "not >> defined"? > There is no line. The defined natural numbers are a potentially infinite > set, i.e. it can grow without end. Thus the set of undefined numbers shrinks to size zero like the endsegments. -- 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.