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Path: ...!eternal-september.org!feeder3.eternal-september.org!news.eternal-september.org!.POSTED!not-for-mail From: WM <wolfgang.mueckenheim@tha.de> Newsgroups: sci.math Subject: Re: How many different unit fractions are lessorequal than all unit fractions? Date: Fri, 4 Oct 2024 11:53:50 +0200 Organization: A noiseless patient Spider Lines: 27 Message-ID: <vdodvf$5sti$5@dont-email.me> References: <vb4rde$22fb4$2@solani.org> <283c426f-ab1c-4ef0-a06c-1bf7d28a2cfa@att.net> <vcpo5e$29qe5$1@dont-email.me> <6b50a171-8127-4ce6-9bd3-2dc213638e9b@att.net> <vcroj3$2nfvb$2@dont-email.me> <519db81b-4a4d-417d-8cd2-7fef5a342efd@att.net> <6704347e-2f99-40f2-887f-de93f6fdd659@tha.de> <d10dbfab-9235-4fcd-a892-b407029e8f1d@att.net> <8b3e744d-3419-40c3-a7c6-fe59edd528a9@tha.de> <851e9929-8ab7-49d1-b478-e65c61fba2e3@att.net> <vd1bis$3njbp$7@dont-email.me> <d0da206d-e1c9-4a32-8ec7-64e1365a8f3e@att.net> <vd6v0d$qj9u$2@dont-email.me> <78a0f795-f1c0-4ba5-90f9-acf667968011@att.net> <vdef52$29746$3@dont-email.me> <aec625a9-581f-4692-b20f-831b9f121e52@att.net> <vdes49$2bj6r$2@dont-email.me> <adea0828-b2b1-4273-8e99-8c143f17f4f1@att.net> <vdhbhg$2qovr$1@dont-email.me> <fd9f0e31-89f5-46db-b1d9-f6f818901b2c@att.net> <vdj9rn$3713m$2@dont-email.me> <67e26dda-ec44-4927-82ac-dfc17dc3d07d@att.net> <vdmni6$3r0us$1@dont-email.me> <f2fd1874cd1db3afdce65e1fab820d103a648403@i2pn2.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Injection-Date: Fri, 04 Oct 2024 11:53:51 +0200 (CEST) Injection-Info: dont-email.me; posting-host="f4b38fa814833d08fac49dd116a99714"; logging-data="193458"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX19ywE9EnVJegKxe1EB5KoQ8Nnch7EXwvYE=" User-Agent: Mozilla Thunderbird Cancel-Lock: sha1:4diV4HO98zCc7fLGjMB9QYkDHgE= Content-Language: en-US In-Reply-To: <f2fd1874cd1db3afdce65e1fab820d103a648403@i2pn2.org> Bytes: 3129 On 04.10.2024 10:29, joes wrote: > Am Thu, 03 Oct 2024 20:25:07 +0200 schrieb WM: >> On 02.10.2024 22:07, Jim Burns wrote: >>> On 10/2/2024 7:12 AM, WM wrote: >>>> On 01.10.2024 22:05, Jim Burns wrote: >>> >>>>> For every nonzero distance d from 0 there are ℵ₀.many unit.fractions >>>>> closer than d >>>> That means there is no d by what you can distinguish ℵ₀ unit >>>> fractions? >>> You (WM) require us to guess what you mean by 'distinguish'. >> You distinguish two unit fractions 1/n and 1/m if you place a point in >> distance d from 0 between them: 1/n < d < 1/m. > Which is always possible. For a finite collection of unit fractions. For almost all unit fractions it is impossible. > >>> There is no d between ℵ₀.many.smaller.unit.fractions and >>> slightly.fewer.than.ℵ₀.many.smaller.unit.fractions. >> That means you cannot distinguish ℵ₀ smaller unit fractions. > Misconception: there is no „slightly fewer than ℵ₀”. Of course there is fewer, namely zero. If slightly fewer is not possible, then ℵ₀ unit fractions sit at one point. Regards, WM