Path: ...!eternal-september.org!feeder3.eternal-september.org!news.eternal-september.org!eternal-september.org!.POSTED!not-for-mail From: Moebius Newsgroups: sci.math Subject: Re: Dark numbers Date: Tue, 8 Apr 2025 21:29:08 +0200 Organization: A noiseless patient Spider Lines: 19 Message-ID: References: Reply-To: invalid@example.invalid MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Injection-Date: Tue, 08 Apr 2025 21:29:08 +0200 (CEST) Injection-Info: dont-email.me; posting-host="8e92cf618eb0868e7486ccc6b5791f84"; logging-data="3056908"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX1+uXYU/jgEG3yi54rtIWsJS" User-Agent: Mozilla Thunderbird Cancel-Lock: sha1:IGUjD6zGtRJhkn0hwhF2w9p88ss= Content-Language: de-DE In-Reply-To: Bytes: 1536 Am 08.04.2025 um 20:56 schrieb Alan Mackenzie: > WM wrote: >> The harmonic series diverges. Kempner has shown in 1914 that when all >> terms containing the digit 9 are removed, the serie converges. Here is a >> simple derivation: https://www.hs-augsburg.de/~mueckenh/HI/ p. 15. > > [ .... ] > > This is the same as a previous thread you started a few weeks ago. It > is thus spam. You think? > Please stop spamming this newsgroup. > >> Regards, WM >