Path: ...!eternal-september.org!feeder2.eternal-september.org!news.eternal-september.org!.POSTED!not-for-mail From: WM Newsgroups: sci.math Subject: Re: How many different unit fractions are lessorequal than all unit fractions? (infinitary) Date: Tue, 29 Oct 2024 09:48:51 +0100 Organization: A noiseless patient Spider Lines: 25 Message-ID: References: <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; format=flowed Content-Transfer-Encoding: 8bit Injection-Date: Tue, 29 Oct 2024 09:48:52 +0100 (CET) Injection-Info: dont-email.me; posting-host="e50a683728b58df22e55831d1e46b0f4"; logging-data="1567317"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX195MGFpPwrFSvAFPUP6DHNh1WaxS3Qv3MU=" User-Agent: Mozilla Thunderbird Cancel-Lock: sha1:lgJgYM0Ojsg4+VEfEpXIDpIhx5M= Content-Language: en-US In-Reply-To: Bytes: 2645 On 29.10.2024 09:36, joes wrote: > Am Mon, 28 Oct 2024 20:55:19 +0100 schrieb WM: >> On 28.10.2024 12:21, Richard Damon wrote: >>> On 10/28/24 6:30 AM, WM wrote: >>>> On 27.10.2024 18:05, Moebius wrote: >>>>> Am 27.10.2024 um 17:07 schrieb WM: >>>>> >>>>>> After NUF(x') = 1 >>>>> There is no x' e IR such that NUF(x') = 1. >>>> There is NUF(0) = 0. NUF(1) > 0. Hence NUF increases. This cannot >>>> happen by more than single unitfractions with interruptions, according >>>> to mathematics: >>>> ∀n ∈ ℕ: 1/n - 1/(n+1) > 0 . >>> It can not happen AT FINITE VALUES, but can "between" them, >> Yes, at undefinable values. > Yes, they are infinitesimal. There are no infinitesimal x > 0 on the real axis. But your claim may be interpreted as dark numbers x because they cannot be determined. > >>> like just above 0, where it jumps from 0 to Aleph_0 >> Not at one point, definable or not. Regards, WM