Path: ...!weretis.net!feeder8.news.weretis.net!eternal-september.org!feeder3.eternal-september.org!news.eternal-september.org!.POSTED!not-for-mail From: "Chris M. Thomasson" Newsgroups: sci.math Subject: Re: how Date: Fri, 19 Apr 2024 21:31:51 -0700 Organization: A noiseless patient Spider Lines: 32 Message-ID: References: <8nAwOP_dNTnKX2uwIwDAqJz8Sxo@jntp> <5LBLnYAjUgXgTK4Y5LH6e8fCibw@jntp> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Injection-Date: Sat, 20 Apr 2024 06:31:51 +0200 (CEST) Injection-Info: dont-email.me; posting-host="5eaea31a3ed2a899286d00bdf92a80a0"; logging-data="3655188"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX1/uqHGetyruHKObAtqnOU/djnkuLJJV3eM=" User-Agent: Mozilla Thunderbird Cancel-Lock: sha1:zlQcxi6gvywAztkZzUHTxMn3qD8= Content-Language: en-US In-Reply-To: Bytes: 2750 On 4/19/2024 1:57 PM, Tom Bola wrote: > Chris M. Thomasson schrieb: > >> On 4/19/2024 8:37 AM, WM wrote: >>> Le 19/04/2024 à 00:42, Richard Damon a écrit : >>>> On 4/18/24 10:59 AM, WM wrote: >>> >>>>> >>>>> ω follows upon all natural numbers. There is nothing between them and ω. >>> >>>> Right, and any Natural Number * 2 is a Natural Number, so less than ω. >>> >>> If all elements of the set {1, 2, 3, ...} are doubled and nevertheless >>> remain below ω, then you have created new natural numbers which have not >>> been doubled. Hence you have not doubled all natural numbers. But that >>> is what has to be done and, according to actual infinity, can be done. >>>> >>>> Your logic can't handle the fact that the set of Natural  Numbers is >>>> unbounded on the high side, so it doesn't understand that. >>> >>> Your logic can't double all natural numbers such that none below ω is >>> missing. You create always new natural numbers. They have  not been >>> doubled. >> >> Multiplying any natural number by two gives a natural number that is >> already in the set of all natural numbers. > > WM knows that definition but he doesn't ACCEPT it in his own math > since 30++ years (which he doesn't mention this difference) because > he feels that the used logic in today's mathematics is very wrong. Yikes!