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Path: ...!feeds.phibee-telecom.net!news.mixmin.net!proxad.net!feeder1-2.proxad.net!usenet-fr.net!pasdenom.info!from-devjntp Message-ID: <x-GUA3gSMM7qoJxNKwowFL7PlL0@jntp> JNTP-Route: news2.nemoweb.net JNTP-DataType: Article Subject: Re: SpaceTime References: <6249F967.3B4A@ix.netcom.com> <17d537553944a2de$5$422432$c2265aab@news.newsdemon.com> <51a50934574cfb09144c2a6c26eceb74@www.novabbs.com> <udidndQOHOqpNcH7nZ2dnZfqnPudnZ2d@giganews.com> <5dba54ad373d3e9a50644c063f71a5b1@www.novabbs.com> <LkiaDz8Otko5Q-u5wJLOx98bx6k@jntp> <c1c87b515e8d35ea861b9ce9c93806a4@www.novabbs.com> <QuGdnWLN2ex2k8D7nZ2dnZfqn_WdnZ2d@giganews.com> <5a03b3defc4af4304b84f5d6059306b0@www.novabbs.com> <HqK7tE25UvDlFWACDo6XkDlMmc8@jntp> Newsgroups: sci.physics.relativity JNTP-HashClient: 5E65QoLyVkWqGuC82HFJVSsty98 JNTP-ThreadID: 6249F967.3B4A@ix.netcom.com JNTP-ReferenceUserID: 4@news2.nemoweb.net JNTP-Uri: http://news2.nemoweb.net/?DataID=x-GUA3gSMM7qoJxNKwowFL7PlL0@jntp User-Agent: Nemo/0.999a JNTP-OriginServer: news2.nemoweb.net Date: Tue, 04 Jun 24 19:26:20 +0000 Organization: Nemoweb JNTP-Browser: Mozilla/5.0 (X11; Linux x86_64; rv:109.0) Gecko/20100101 Firefox/115.0 Injection-Info: news2.nemoweb.net; posting-host="0407bb36f28baf3782f66d28065baf1337db1425"; logging-data="2024-06-04T19:26:20Z/8888019"; posting-account="190@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: Python <python@org.invalid> Bytes: 3040 Lines: 39 Le 04/06/2024 à 16:51, Richard Hachel a écrit : > Le 03/06/2024 à 04:12, hitlong@yahoo.com (gharnagel) a écrit : >> That's the problem with the conventional view of FTL phenomena. >> It comes from the Lorentz transform: >> >> (1) dx' = gamma(dx - v dt) >> (2) dt' = gamma(dt - v dx/c^2) >> >> From that comes >> >> dx'/dt' = u' = (dx - v dt)/(dt - v dx/c^2) >> >> u' = (u - v)/(1 - uv/c^2) >> >> u' becomes infinite when u = c^2/v, and infinity is a red flag >> in physics. It means that the math becomes useless at and beyond >> that point. Physicists, who should know better, have persisted >> into that real and come up with all kinds of frivolous assertions > > Absolutely. > >> like time going backwards, negative energy, causality violation >> and a "reinterpretation principle." > > > Yes, all this is not very normal. > > Pour ce qui est des transformations de Poincaré-Lorentz, données par le fameux > mathématicien français, > qui était plus fort que Newton, Einstein et Leibniz réunis, elles conduisent > directement à: > > <http://news2.nemoweb.net/jntp?HqK7tE25UvDlFWACDo6XkDlMmc8@jntp/Data.Media:1> This is a formula that is part of standard SR (i.e. Einstein), unrelated to your idiotic rant. You've done that before, numerous time. You want a medal for that?