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: Sat, 22 Feb 2025 12:09:59 -0500 Organization: Peripheral Visions Lines: 13 Message-ID: References: <865ffa4c4c1091981c5b3b93ddf3dba690cd5ad2@i2pn2.org> <559d228c01ea290aec13e735ec85036862578165@i2pn2.org> <5220af0cb7d579f20d58809659d8dcb8d7ba046c@i2pn2.org> <685c1274-e22f-409d-b39c-c3a5430c2f57@att.net> <69f56ce0-08a2-4614-b102-e333175c643d@att.net> <9a88665f-211f-4260-b585-97c72c7b6d1b@att.net> <8bed122d8b355eff96158e6f5cb76cffcc42925c@i2pn2.org> <4909c3c162f948930321987279d0e04864f68f9d@i2pn2.org> <19fefec518c0b56123bb205075abc749f97d42d2@i2pn2.org> 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: Sat, 22 Feb 2025 18:10:06 +0100 (CET) Injection-Info: dont-email.me; posting-host="7c26a6f785c58bda4533875532e14e1b"; logging-data="68089"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX1/uBAZ23qd/ViyWxFy5IGDxNb8XWaYilCU=" Cancel-Lock: sha1:a9Oway4A8D9TmAC1M63okIVA01g= X-Newsreader: MesNews/1.08.06.00-gb X-ICQ: 1701145376 Bytes: 2442 After serious thinking WM wrote : > On 22.02.2025 13:15, Richard Damon wrote: > >> Peano's successors are not induction. >> >> Induction is the axiom that lets your prove that a set contains the set of >> Natural Numbers. It isn't a "construction" technique. > > Induction is the feature, proven or claimed, that an element exists in the > set and with any element also its successor. No, it is essentially the idea or notion that since any individual k has a successor is true, that all of them do.