Path: ...!eternal-september.org!feeder3.eternal-september.org!news.eternal-september.org!eternal-september.org!.POSTED!not-for-mail From: "Chris M. Thomasson" Newsgroups: sci.math Subject: Re: Division of two complex numbers Date: Mon, 20 Jan 2025 13:56:19 -0800 Organization: A noiseless patient Spider Lines: 50 Message-ID: References: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Injection-Date: Mon, 20 Jan 2025 22:56:20 +0100 (CET) Injection-Info: dont-email.me; posting-host="f83ba5790de8b51aa60b613f63b035eb"; logging-data="3613930"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX1/xR4Ti1UneIRZy+R9QCcFa2nedW1GHeiU=" User-Agent: Mozilla Thunderbird Cancel-Lock: sha1:HHAMz7QM7TzpNhZ4fPSxE36s6mw= Content-Language: en-US In-Reply-To: Bytes: 2911 On 1/20/2025 1:52 PM, Python wrote: > Le 20/01/2025 à 22:51, Moebius a écrit : >> Am 20.01.2025 um 22:47 schrieb Chris M. Thomasson: >>> On 1/20/2025 1:36 PM, Moebius wrote: >>>> Am 20.01.2025 um 22:28 schrieb Chris M. Thomasson: >>>>> On 1/20/2025 1:09 PM, Python wrote: >> >>>> Note though: >>>> >>>>>>>> This is quite off-topic to point out that multiplication of >>>>>>>> complex numbers in C/C++ can be done. >>>>>>>> >>>>>>>> The discussion is not about that it can be done, even crank >>>>>>>> Hachel would admit this. It is *why* it makes sense to define >>>>>>>> multiplication *that way*. >>>> >>>> See?! >>>> >>>> Your C code doesn't answer the latter "question". >>> >>> Sorry for missing something here. The division of complex numbers? >> >> You are missing what Python told you: >> >>       The  discussion is not about that it can be done, even crank Hachel >>       would admit this. It is *why* it makes sense to define >>       multiplication *that way* [i.e the usualy way --Moebius]. >> >> Again: >> >>        Hachel didn't write that it cannot be done (he's not that silly), >>        he claimed (wrongly) that it is the wrong way to define >>        multiplication between complex numbers. >> >> See?! >> >> . >> . >> . > > Maybe autistic syndrome? > > Yikes! I totally missed that underlying point. Damn! Sorry. Did Hachel present a new formula for it? I did not have time to read the whole thread. Again, sorry everybody! ;^o