Path: ...!eternal-september.org!feeder2.eternal-september.org!news.eternal-september.org!.POSTED!not-for-mail From: WM Newsgroups: sci.math Subject: Re: Incompleteness of Cantor's enumeration of the rational numbers Date: Fri, 15 Nov 2024 12:43:47 +0100 Organization: A noiseless patient Spider Lines: 17 Message-ID: References: <6d9f3b10-47ad-459c-9536-098ce91f514b@att.net> <16028da0-456b-47ad-8baa-7982a7cbdf10@att.net> <1fca3a53-1cb4-4fd2-85b6-85e9b69ca23b@att.net> <97304048-24f5-4625-82a7-d17427f2f6e3@att.net> <65febd06-662b-4fa4-9aa8-f7353a79a110@att.net> <157a949d-6c19-4693-8cee-9e067268ae45@att.net> <8165b44b-1ba5-429d-8317-0b043b214b53@att.net> <5b085f20fd9f5ec67026fb86f41654bb79e4868c@i2pn2.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Injection-Date: Fri, 15 Nov 2024 12:43:48 +0100 (CET) Injection-Info: dont-email.me; posting-host="5be5ddc0cd157e179a3380074c75b3ad"; logging-data="3573609"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX19fEqZ3vP6qMsejIjY3H2F7iUSXfZyvbQc=" User-Agent: Mozilla Thunderbird Cancel-Lock: sha1:zaIGSXDmhvKEiBekJclJuXHkXFk= Content-Language: en-US In-Reply-To: <5b085f20fd9f5ec67026fb86f41654bb79e4868c@i2pn2.org> Bytes: 2666 On 15.11.2024 12:31, joes wrote: > Am Fri, 15 Nov 2024 11:04:33 +0100 schrieb WM: > >> It can be proven for every finite geometric figure that covering it by >> small pieces or intervals does not depend on the individuality and >> therefore on the order of the pieces. >> That means if there is a configuration where the figure is not covered >> completely, every possible shuffling will also fail. > Duh. If some configuration doesn't cover it, shuffling the pieces changes > nothing. But there may be other configurations that do cover the figure. All configurations possible by the initial set of pieces can be obtained by shifting them. Regards, WM