Path: ...!eternal-september.org!feeder3.eternal-september.org!news.eternal-september.org!.POSTED!not-for-mail From: FromTheRafters Newsgroups: sci.math Subject: Re: How many different unit fractions are lessorequal than all unit fractions? (infinitary) Date: Sun, 20 Oct 2024 10:31:52 -0400 Organization: Peripheral Visions Lines: 23 Message-ID: References: <47ada01f-e2a7-42e7-bb63-390a73412938@tha.de> <38ff5b86-5ef1-4a19-b99e-f0f930641911@tha.de> Reply-To: erratic.howard@gmail.com MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-15"; format=flowed Content-Transfer-Encoding: 8bit Injection-Date: Sun, 20 Oct 2024 16:31:54 +0200 (CEST) Injection-Info: dont-email.me; posting-host="0703cd44d0473c7f6a65a7d1771cecfa"; logging-data="487099"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX1+lvTcS9m7lPYgor78T7llbLnEQRgf3rJE=" Cancel-Lock: sha1:jmShsmzbi4KSpG+9Q3uwFFUI2M8= X-ICQ: 1701145376 X-Newsreader: MesNews/1.08.06.00-gb Bytes: 2498 WM formulated on Sunday : > On 20.10.2024 14:20, Alan Mackenzie wrote: > > WM wrote: > > >> Say mapping or multiplying, it is a process. But that is not important. > >> Important is only that in the image there are numbers which have not > >> been mapped because 2n > n. > > > > That "because" attempts to connect two unrelated statements there are no > > "numbers which have not been mapped". If you think there are, give an > > example. > > They can be proven by mathematics: Density reduced, fixed number, interval > enlarged. > >> If this is not accepted, then not all natural numbers of the image have > >> been in the original set. > > > > . The sets are infinite. > > Infinite does not mean inaccessible to logic. It also doesn't mean accessible to intuition. What you like to call logic, is merely your intuition which seems to be malfunctioning.