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From: Mikko <mikko.levanto@iki.fi>
Newsgroups: sci.physics.relativity
Subject: =?utf-8?Q?Re:_Le_pi=C3=A8ge_parfait_(the_perfect_trap)?=
Date: Sat, 20 Jul 2024 13:02:27 +0300
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On 2024-07-18 20:41:13 +0000, Paul B. Andersen said:

> Den 18.07.2024 21:02, skrev Stefan Ram:
>> "Paul.B.Andersen" <relativity@paulba.no> wrote or quoted:
>>> Both SR and GR "covers accelerated frames of reference".
>> 
>> In special relativity, one can still talk about the proper time
>> length of a section of an accelerated dude's world line from the
>> perspective of a non-accelerated guy.
> 
> The proper time is invariant, and doesn't depend on "perspective".

However, the effor needed to determine it may depend.

-- 
Mikko