Path: ...!eternal-september.org!feeder3.eternal-september.org!news.eternal-september.org!eternal-september.org!.POSTED!not-for-mail From: Moebius Newsgroups: sci.math Subject: Re: Equation complexe Date: Thu, 27 Feb 2025 08:05:38 +0100 Organization: A noiseless patient Spider Lines: 19 Message-ID: References: Reply-To: invalid@example.invalid MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Injection-Date: Thu, 27 Feb 2025 08:05:39 +0100 (CET) Injection-Info: dont-email.me; posting-host="89fc04ce91c4998405b8dac3dfe5ab73"; logging-data="3170269"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX1+5AYhYIp+BXlPd7+TxyvgF" User-Agent: Mozilla Thunderbird Cancel-Lock: sha1:B8QphcwDPdVpKHi4FznkLSopBbc= In-Reply-To: Content-Language: de-DE Bytes: 1902 Am 26.02.2025 um 20:38 schrieb Python: > Le 26/02/2025 à 20:32, Richard Hachel a écrit : >> Le 26/02/2025 à 20:16, Python a écrit : >>> Your new "system" with i² = -1 and i^4 = -1 is not even consistent. Indeed, especially if i^4 = i² * i². After all, if i² = -1, then i^4 = i² * i² = (-1) * (-1) = 1. And 1 =/= -1. >>  It is the system i² * i² = i^4 = 1 that does not seem coherent to me. Strange. After all, if i² = -1, then i^4 = i² * i² = (-1) * (-1) = 1. Looks quite coherent (to me).