Path: ...!eternal-september.org!feeder3.eternal-september.org!news.eternal-september.org!.POSTED!not-for-mail From: Python Newsgroups: sci.physics.relativity Subject: Re: New version of my annotations to SRT Date: Fri, 19 Apr 2024 10:23:56 +0200 Organization: CCCP Lines: 21 Message-ID: References: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Injection-Date: Fri, 19 Apr 2024 10:23:59 +0200 (CEST) Injection-Info: dont-email.me; posting-host="db7a68a485257af67b3ad0a614134daa"; logging-data="2996758"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX19uE2Vp2c+byNCoW8pkXoQY" User-Agent: Mozilla Thunderbird Cancel-Lock: sha1:blXlun1akh46cp8mowtbPwGz10Q= Content-Language: en-US In-Reply-To: Bytes: 2592 Le 19/04/2024 à 07:50, Thomas Heger a écrit : [...] > The system k had tall Greek letters as names of the axes: > Xsi, Eta and Zeta. > > Here Einstein made an error, too, because once defined these names had > to be used. Xsi intervenes several times from the sentence "For a ray of light emitted at the time $\tau =0$ in the direction of the increasing $\xi$" a few paragraphs later. All of them intervenes after the sentence "Substituting for x' its value, we obtain :" > In my role as a hypothetical professor, who had to write corrections, I > freaked out a little at this point and wrote a big red 'F' on the first > page on the paper. In my role as a hypothetical ophthalmologist I freak out a lot and advise you to buy glasses.