| Deutsch English Français Italiano |
|
<jBxUcP6BzIhx3lL1WyQctHmm7jo@jntp> View for Bookmarking (what is this?) Look up another Usenet article |
Path: ...!weretis.net!feeder8.news.weretis.net!pasdenom.info!from-devjntp Message-ID: <jBxUcP6BzIhx3lL1WyQctHmm7jo@jntp> JNTP-Route: news2.nemoweb.net JNTP-DataType: Article Subject: Re: Space-time interval (2) References: <YqTjbAPdSf8P-veYFHQCI8eskLU@jntp> <v9dmer$3dtvr$3@dont-email.me> <3lzcd1NKCT13xkV8yvlh8oaa3Mg@jntp> <v9fdeg$3rh2a$1@dont-email.me> Newsgroups: sci.physics.relativity JNTP-HashClient: BZbTsQfdaeI9xFB-wdYIxWcSkkw JNTP-ThreadID: L0IgA2CWtv7gPeDAAk57TJ-BbeQ JNTP-Uri: http://news2.nemoweb.net/?DataID=jBxUcP6BzIhx3lL1WyQctHmm7jo@jntp User-Agent: Nemo/0.999a JNTP-OriginServer: news2.nemoweb.net Date: Tue, 13 Aug 24 12:46:55 +0000 Organization: Nemoweb JNTP-Browser: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36 Injection-Info: news2.nemoweb.net; posting-host="e8cbf2474b472b9bb79db3dccb6a856bc1d05409"; logging-data="2024-08-13T12:46:55Z/8985273"; posting-account="4@news2.nemoweb.net"; mail-complaints-to="julien.arlandis@gmail.com" JNTP-ProtocolVersion: 0.21.1 JNTP-Server: PhpNemoServer/0.94.5 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-JNTP-JsonNewsGateway: 0.96 From: Richard Hachel <r.hachel@jesauspu.fr> Bytes: 2167 Lines: 25 Le 13/08/2024 à 12:44, "Paul.B.Andersen" a écrit : > Den 12.08.2024 22:25, skrev Richard Hachel: >> Le 12/08/2024 à 21:06, Python a écrit : >> >>>> Finally, what is ds²? It is just -c².Tr² >>> >>> No! ds^2 = c^2 dt^2 - dl^2. >> >> LOL. >> >> Non : ds²=dl²-c²dt² > > https://paulba.no/pdf/TwinsByMetric.pdf > Chapter 1. There are equations that are correct in your pdf, but also equations that are incorrect. Unfortunately, I don't have time to do a thorough search, and to circle in red everything that is wrong and tell you why. Anyway, it would be useless, and I no longer have the courage (I'm old, you know now) to want at all costs to give water to donkeys that are not thirsty. I post here for fun, but I don't want to exhaust myself gesticulating in the void anymore. R.H.