Path: ...!weretis.net!feeder9.news.weretis.net!i2pn.org!i2pn2.org!.POSTED!not-for-mail From: Richard Damon Newsgroups: sci.logic,sci.math Subject: Re: Replacement of Cardinality Date: Tue, 27 Aug 2024 22:16:16 -0400 Organization: i2pn2 (i2pn.org) Message-ID: References: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Injection-Date: Wed, 28 Aug 2024 02:16:16 -0000 (UTC) Injection-Info: i2pn2.org; logging-data="4162070"; mail-complaints-to="usenet@i2pn2.org"; posting-account="diqKR1lalukngNWEqoq9/uFtbkm5U+w3w6FQ0yesrXg"; User-Agent: Mozilla Thunderbird Content-Language: en-US In-Reply-To: X-Spam-Checker-Version: SpamAssassin 4.0.0 Bytes: 2167 Lines: 23 On 8/27/24 3:57 PM, WM wrote: > Le 27/08/2024 à 21:31, Moebius a écrit : >>>>> On 8/25/2024 3:45 PM, WM wrote: >>>> >>>>>> This function exists because >>>>>> nothing contradicts its existence. >> >> Right. But the values of the function NUF are: >> >> 0 for all real arguments <= 0 and aleph_0 for all real arguments > 0. > > Correction: For all ends of real intervals containing ℵo unit fractions. > The interval (0, x) cannot contain ℵo unit fractions unless x is > sufficiently large. > > Regards, WM But sufficiently large is just being any finite positive number. Then it contains the Aleph_0 unit fractions starting at 1/ceil(1/x) Since it is a fact that for ANY Natural Number n, there are aleph_0 other Natural Numbers after it, since aleph_0 is not exhausted by trying to reduce it by finite amounts.