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Failed to connect to MySQL: (1203) User howardkn already has more than 'max_user_connections' active connectionsPath: ...!local-3.nntp.ord.giganews.com!Xl.tags.giganews.com!local-4.nntp.ord.giganews.com!news.giganews.com.POSTED!not-for-mail NNTP-Posting-Date: Fri, 27 Sep 2024 02:54:40 +0000 Subject: Re: Langevin traveler and simultaneity. Newsgroups: sci.physics.relativity References: <5acyt35ufD_JOsFm569ZOhEfuPY@jntp> From: Ross Finlayson Date: Thu, 26 Sep 2024 19:54:50 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.6.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit Message-ID: Lines: 80 X-Usenet-Provider: http://www.giganews.com X-Trace: sv3-7OWFvB9BLu1YBXXTe58MVwSVEg+SxuuFPbTL8IrFxJVoqxCSO/yUVbPcaAqcnqagj5OzuAmBn1f8zdN!FyxMK6EXGDwLC57Jj9RLEfBsYkiIO1kKLleIVKrEOl4/xcWpxeaKOzzbXGCqlDtuVJZmaqjhnQ== X-Complaints-To: abuse@giganews.com X-DMCA-Notifications: http://www.giganews.com/info/dmca.html X-Abuse-and-DMCA-Info: Please be sure to forward a copy of ALL headers X-Abuse-and-DMCA-Info: Otherwise we will be unable to process your complaint properly X-Postfilter: 1.3.40 Bytes: 4324 On 09/26/2024 07:30 PM, Ross Finlayson wrote: > On 09/26/2024 06:23 PM, Richard Hachel wrote: >> Le 27/09/2024 à 02:35, Ross Finlayson a écrit : >>> On 09/26/2024 03:34 PM, Richard Hachel wrote: >> >>> You mean Terrell? >>> >>> https://en.wikipedia.org/wiki/Terrell_rotation >> >> This is unfortunately very poor work. >> >> R.H. >> > > That's funny, I can barely scratch two dimes together. > > Luckily though Uncle Abe's on both sides of the money, > coins and bills, or, you know, while pennies circulate. > It's usually good to have your face on the money, usually. > > > The numbers one would expect are naturally _very_ frugal, > what with regards to the give-and-take of the dimensional > analysis, also always provide exact change. > > > Now, besides as taking a perceived slight as a chance to > crow a bit, then, perhaps instead you intended Terrell, > or, it's kind of like that one fellow "physics is broken", > and it's like, "is it perhaps, est-ce que peut-etre ainsi, > that you have a better one?", and when it's like, "physics > is broken", then it's like, "no thanks, I don't want > another broken physics, the one we have is pretty well understood". > > > Besides, it's pretty clear that actual development, progress > in physics, requires actual development, progress in mathematics, > thus to improve the mathematical model to thusly equip the > physical model, what otherwise is sort of inflexible, > the usual development and its usual derivations. > > > Then, Terrell rotation, has that Terrell rotation is also > considered _outside_ of just special relativity, Terrell > has some things going on in "relativistic dynamics". Then, > the write-up there is pretty much "we got extra credit > for saying Special Relativity twice", that I'd agree it's > more the reference to the wider surrounds, like the, > FLRW metric and this kind of thing?, including Terrell, > > https://en.wikipedia.org/wiki/Friedmann%E2%80%93Lema%C3%AEtre%E2%80%93Robertson%E2%80%93Walker_metric > > > ... that Terrell: also writes in _General_ Relativity. > > > Then, if you make it so that there's that "the Galilean _is_ > Lorentzian for the linear and furthermore starts bringing > space along in the frame", while "the rotational is Lorentzian > and observes specially the mass/energy equivalency", helping > sort out those are two different things, both gives what > appears to be clock skews, and, explains how clock skews > occur in the gravitational wave, and, always has forward time, > then your co-moving travellers you could notice would add > back up as with regards to a clock hypothesis. > > > I.e., the goal is not so much to contrive a paradox, > as to contrive how there aren't any more. > > Nobody's got much use for a paradox. > > I suppose one can always invoke Zeno and point out that naive inference arrives at nothing going, to help illustrate that breaking physics is easy: it's fixing it that's hard.