Path: ...!Xl.tags.giganews.com!local-2.nntp.ord.giganews.com!news.giganews.com.POSTED!not-for-mail NNTP-Posting-Date: Wed, 03 Jul 2024 19:37:28 +0000 Subject: Re: In relativity "s" is for "spin" Newsgroups: sci.physics.relativity References: <218bad07e23f4a46a00f34853e2bcf1d@www.novabbs.com> <96bd84ece14deb22140e6550e8fb0b66@www.novabbs.com> <66830d36$0$11690$426a74cc@news.free.fr> <6683add0$0$8240$426a74cc@news.free.fr> <6685a090$0$3885$426a34cc@news.free.fr> From: Ross Finlayson Date: Wed, 3 Jul 2024 12:37:33 -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: <6685a090$0$3885$426a34cc@news.free.fr> Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit Message-ID: Lines: 52 X-Usenet-Provider: http://www.giganews.com X-Trace: sv3-XBh0i3WEdAlRBNsZyOaGDzoYvsH89Uhf9QSLz7KSL2wKzq/TZCbL9iGjSAj+a2TqLB6UEldfbP1eofH!S5AZxTINWcQuyQoAt7DwVkZBOdXyU+iC0QUJjqg+OeZX7V8EK1OfBk+RNNv9j7sRIUi/Shw/COtz 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: 3254 On 07/03/2024 12:03 PM, J. J. Lodder wrote: > Ross Finlayson wrote: > >> On 07/02/2024 12:35 AM, J. J. Lodder wrote: >>> Ross Finlayson wrote: >>> >>>> On 07/01/2024 01:10 PM, J. J. Lodder wrote: >>>>> LaurenceClarkCrossen wrote: >>>>> >>>>>> Incorrect. Relativity says light is affected twice as much as anything >>>>>> else going the same speed, that is, twice Newtonian. >>>>> >>>>> Relatvity tells us that nothing else is going at the same speed, >>>>> >>>>> Jan >>>>> >>>> >>>> Relativity says that SR is local. >>>> >>>> The idea that information cannot go faster than light, basically >>>> has that the light-like is free information itself. >>>> >>>> Yet, light is local, >>> >>> Where did you pick up that piece of misinformation? >>> >>> Jan >>> >> >> Einstein says so, and, "Relativity of Simultaneity is non-local", >> and, "SR is local" is something at least I've arrived at since >> quite a few years ago. >> >> Einstein defines two different milieus for "Space-Time", >> the "spatial" for GR and "spacial" for SR. > > relativity != light, > > Jan > It's pretty simple that Einstein combined his theories of GR and SR into a theory "Relativity", with GR governing SR not the other way around, and: that the L-principle, for light's speed constancy, is a precept of SR, and, Relativity. The "no absolute motion" bit, or "Relativity", doesn't address itself neither the Galilean linear or gyroscopic rotational space-contraction, the one going out the other in, nor does it address "absolute space", nor "absolute time".