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From: Mikko <mikko.levanto@iki.fi>
Newsgroups: sci.physics.relativity
Subject: =?utf-8?Q?Re:_I_dare_to_relativists_to_explain_local_time:_t-vx/c=C2=B2?=
Date: Wed, 9 Oct 2024 12:59:54 +0300
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On 2024-10-08 07:28:20 +0000, Thomas Heger said:

> Am Sonntag000006, 06.10.2024 um 10:43 schrieb Mikko:
>> On 2024-10-03 00:55:55 +0000, rhertz said:
>> 
>>> Originally, local time was FOUND by Voigt in 1887. Here is the link:
>>> 
>>> https://en.wikisource.org/wiki/Translation:On_the_Principle_of_Doppler
>>> 
>>> Go to equations 8 and 10.
>>> 
>>> Lorentz "borrowed" Voigt's local time, without crediting him.
>> 
>> Lirentz' local time is not the same as Voigt's.
>> 
>> Local time is the isometric coordinate time of an isometric
>> coordinate system. An important aspect to understand about
>> it is that it is not local. It is valid for the region where
>> the coordinate system is valid. At the time Voigt, Larmor and
>> Lorentz presented their transformations it was assumed that
>> the entire Universe could be covered with one such system.

> What is more interesting than Hendrik Lorentz, that is Einstein's 'On 
> the electrodynamics of moving bodies'.

No "local time" there so irrelevant to the topic of this discussion.

-- 
Mikko