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Groups > sci.physics.relativity > #627569
| From | Thomas Heger <ttt_heg@web.de> |
|---|---|
| Newsgroups | sci.physics.relativity |
| Subject | Re: Ehrenfest paradox |
| Date | 2024-01-22 07:28 +0100 |
| Message-ID | <l16g11Fbr3oU1@mid.individual.net> (permalink) |
| References | (17 earlier) <uo5njc$1d4o0$1@dont-email.me> <l0pbs8Fj91bU1@mid.individual.net> <uoe8jj$378s9$3@dont-email.me> <l11iejFdtelU1@mid.individual.net> <uojpgr$b1e4$2@dont-email.me> |
Am 21.01.2024 um 19:58 schrieb Volney: > On 1/20/2024 4:39 AM, Thomas Heger wrote: >> Am 19.01.2024 um 17:39 schrieb Volney: >>> On 1/17/2024 1:58 AM, Thomas Heger wrote: >>> >>>> But 2AB is not twice the distance from A to B. >>> >>> And why do you claim that? >> >> Multiplication is assumed, if no operator is present between two >> variables in an equation. > > A and B are points, not variables. AB is the distance between A and B. Sure. But usually the path from A to B is a vector. The length of this vector is called 'distance'. therefore distance(A,B) = |vect(A->B)| AB is not really a distance, but a shorthand for distance (used by a lazy physicist). I had ciriticised this, because I had the role of a professor, who had to write corrections for the homework of a student (Albert Einstein in this case) and have a policy of formal striktness. It is a very small error, but is not correct neither. So I took my virtuall pen and marked this equation as faulty. Not that small was Einstein's habit to switch between vectors and scalars without any notice and not to mark vectors as such at all. ... TH
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Re: Ehrenfest paradox Thomas Heger <ttt_heg@web.de> - 2024-01-10 09:53 +0100
Re: Ehrenfest paradox Richard Hachel <pourquoi-pas@tiscali.fr> - 2024-01-10 14:05 +0000
Re: Ehrenfest paradox Thomas Heger <ttt_heg@web.de> - 2024-01-14 07:23 +0100
Re: Ehrenfest paradox Richard Hachel <pourquoi-pas@tiscali.fr> - 2024-01-14 16:26 +0000
Re: Ehrenfest paradox Gus Bähr Schultheiß <igsu@ybonrurg.dd> - 2024-01-14 19:49 +0000
Re: Ehrenfest paradox Volney <volney@invalid.invalid> - 2024-01-14 18:50 -0500
Re: Ehrenfest paradox Richard Hachel <pourquoi-pas@tiscali.fr> - 2024-01-15 00:14 +0000
Re: Ehrenfest paradox Python <python@invalid.org> - 2024-01-15 01:17 +0100
Re: Ehrenfest paradox Richard Hachel <pourquoi-pas@tiscali.fr> - 2024-01-15 00:51 +0000
Re: Ehrenfest paradox Thomas Heger <ttt_heg@web.de> - 2024-01-15 08:12 +0100
Re: Ehrenfest paradox Richard Hachel <pourquoi-pas@tiscali.fr> - 2024-01-15 13:37 +0000
Re: Ehrenfest paradox Thomas Heger <ttt_heg@web.de> - 2024-01-16 09:37 +0100
Re: Ehrenfest paradox Ross Finlayson <ross.a.finlayson@gmail.com> - 2024-01-16 20:37 -0800
Re: Ehrenfest paradox Ross Finlayson <ross.a.finlayson@gmail.com> - 2024-01-17 18:46 -0800
Re: Ehrenfest paradox Volney <volney@invalid.invalid> - 2024-01-15 15:42 -0500
Re: Ehrenfest paradox Thomas Heger <ttt_heg@web.de> - 2024-01-16 09:44 +0100
Re: Ehrenfest paradox Python <python@invalid.org> - 2024-01-16 11:59 +0100
Re: Ehrenfest paradox Maciej Wozniak <maluwozniak@gmail.com> - 2024-01-16 03:31 -0800
Re: Ehrenfest paradox Thomas Heger <ttt_heg@web.de> - 2024-01-17 07:58 +0100
Re: Ehrenfest paradox Reid Chu Foong <cdiu@ceehueru.cn> - 2024-01-17 11:47 +0000
Re: Ehrenfest paradox Richard Hachel <pourquoi-pas@tiscali.fr> - 2024-01-17 19:02 +0000
Re: Ehrenfest paradox Maciej Wozniak <maluwozniak@gmail.com> - 2024-01-17 12:38 -0800
Re: Ehrenfest paradox Thomas Heger <ttt_heg@web.de> - 2024-01-18 07:45 +0100
Re: Ehrenfest paradox Richard Hachel <pourquoi-pas@tiscali.fr> - 2024-01-18 14:32 +0000
Re: Ehrenfest paradox Ross Finlayson <ross.a.finlayson@gmail.com> - 2024-01-18 09:15 -0800
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Re: Ehrenfest paradox Richard Hachel <pourquoi-pas@tiscali.fr> - 2024-01-19 18:56 +0000
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Re: Ehrenfest paradox Raydel Walentowicz Dubanowski <naar@lrcllolo.pl> - 2024-01-20 12:34 +0000
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Re: Ehrenfest paradox Physfitfreak <Physfitfreak@gmail.com> - 2024-01-19 14:42 -0600
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Re: Ehrenfest paradox Volney <volney@invalid.invalid> - 2024-01-21 00:31 -0500
Re: Ehrenfest paradox Thomas Heger <ttt_heg@web.de> - 2024-01-21 08:00 +0100
Re: Ehrenfest paradox Volney <volney@invalid.invalid> - 2024-01-21 14:05 -0500
Re: Ehrenfest paradox Volney <volney@invalid.invalid> - 2024-01-21 13:58 -0500
Re: Ehrenfest paradox Thomas Heger <ttt_heg@web.de> - 2024-01-22 07:28 +0100
Re: Ehrenfest paradox Volney <volney@invalid.invalid> - 2024-01-22 12:28 -0500
Re: Ehrenfest paradox Athel Cornish-Bowden <me@yahoo.com> - 2024-01-22 19:31 +0100
Re: Ehrenfest paradox Richard Hachel <pourquoi-pas@tiscali.fr> - 2024-01-22 20:51 +0000
Re: Einstein's Relativity contains a HUGE Loophole. Its Implications Can't Be Ignored. PNA <pnalsing@gmail.com> - 2024-01-23 02:58 +0000
Re: Ehrenfest paradox Volney <volney@invalid.invalid> - 2024-01-23 11:58 -0500
Re: Ehrenfest paradox Maciej Wozniak <maluwozniak@gmail.com> - 2024-01-23 09:07 -0800
Re: Ehrenfest paradox Athel Cornish-Bowden <me@yahoo.com> - 2024-01-23 19:11 +0100
Re: Ehrenfest paradox Richard Hachel <pourquoi-pas@tiscali.fr> - 2024-01-23 23:25 +0000
Re: Ehrenfest paradox Thomas Heger <ttt_heg@web.de> - 2024-01-24 08:29 +0100
Re: Ehrenfest paradox Richard Hachel <pourquoi-pas@tiscali.fr> - 2024-01-23 22:11 +0000
Re: Ehrenfest paradox Volney <volney@invalid.invalid> - 2024-01-24 00:55 -0500
Re: Ehrenfest paradox Maciej Wozniak <maluwozniak@gmail.com> - 2024-01-23 23:28 -0800
Re: Ehrenfest paradox Thomas Heger <ttt_heg@web.de> - 2024-01-24 08:33 +0100
Re: Ehrenfest paradox Laurence Clark Crossen <l.c.crossen@hotmail.com> - 2024-01-22 14:08 -0800
Re: Ehrenfest paradox Thomas Heger <ttt_heg@web.de> - 2024-01-23 09:47 +0100
Re: Ehrenfest paradox Athel Cornish-Bowden <me@yahoo.com> - 2024-01-23 11:21 +0100
Re: Ehrenfest paradox Athel Cornish-Bowden <me@yahoo.com> - 2024-01-23 11:23 +0100
Re: Ehrenfest paradox Maciej Wozniak <maluwozniak@gmail.com> - 2024-01-23 05:33 -0800
Re: Ehrenfest paradox Laurence Clark Crossen <l.c.crossen@hotmail.com> - 2024-01-23 19:26 -0800
Re: Ehrenfest paradox Thomas Heger <ttt_heg@web.de> - 2024-01-24 08:10 +0100
Re: Ehrenfest paradox Athel Cornish-Bowden <me@yahoo.com> - 2024-01-24 09:29 +0100
Re: Ehrenfest paradox Volney <volney@invalid.invalid> - 2024-01-18 00:06 -0500
Re: Ehrenfest paradox Thomas Heger <ttt_heg@web.de> - 2024-01-18 07:52 +0100
Re: Ehrenfest paradox Volney <volney@invalid.invalid> - 2024-01-19 11:37 -0500
Re: Ehrenfest paradox Thomas Heger <ttt_heg@web.de> - 2024-01-21 08:02 +0100
Re: Ehrenfest paradox Volney <volney@invalid.invalid> - 2024-01-21 13:51 -0500
Re: Ehrenfest paradox Thomas Heger <ttt_heg@web.de> - 2024-01-22 07:34 +0100
Re: Ehrenfest paradox Volney <volney@invalid.invalid> - 2024-01-22 12:40 -0500
Re: Ehrenfest paradox Thomas Heger <ttt_heg@web.de> - 2024-01-23 09:53 +0100
Re: Ehrenfest paradox Volney <volney@invalid.invalid> - 2024-01-23 11:51 -0500
Re: Ehrenfest paradox Thomas Heger <ttt_heg@web.de> - 2024-01-24 08:15 +0100
Re: Ehrenfest paradox Archie Rusnak Dunajski <circ@rkuuarka.pl> - 2024-01-19 16:01 +0000
Re: Ehrenfest paradox Ross Finlayson <ross.a.finlayson@gmail.com> - 2024-01-19 12:31 -0800
Re: Ehrenfest paradox Levon Havroshin Babenkov <ahoo@enioheno.ru> - 2024-01-16 13:25 +0000
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