Path: ...!eternal-september.org!feeder3.eternal-september.org!news.eternal-september.org!eternal-september.org!.POSTED!not-for-mail From: FromTheRafters Newsgroups: sci.math Subject: Re: The set of necessary FISONs Date: Fri, 31 Jan 2025 05:43:52 -0500 Organization: Peripheral Visions Lines: 10 Message-ID: References: <27377646-137a-4f8f-a7bb-a75707b2da96@att.net> <4d349964-211f-42f1-936f-81c22ae54cb5@att.net> <6e0c8ab2-402a-43a5-a348-0c727eae6a2e@att.net> 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: Fri, 31 Jan 2025 11:43:59 +0100 (CET) Injection-Info: dont-email.me; posting-host="9274ab2b78f5dd5f213264c9b0375417"; logging-data="3650590"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX1/Km8OCg2kut0C54rc/gCU8ERklwE6kTRs=" Cancel-Lock: sha1:AQuxBR7WPhLQAxV/eTOToV00cJs= X-Newsreader: MesNews/1.08.06.00-gb X-ICQ: 1701145376 Bytes: 2232 WM explained : > On 31.01.2025 11:02, FromTheRafters wrote: > >> Ordinals aren't guaranteed to increase. > > What ordinal has not a greater successor? > Ordinals n are well-ordered. The distance from 0 is n - 0 = n. Starting with omega, they are all countably infinite until you reach the uncountably infinite.