Frank Wappler · @MisterRelativity
16 followers · 68 posts · Server mathstodon.xyz
Frank Wappler · @MisterRelativity
11 followers · 45 posts · Server mathstodon.xyz

@RefurioAnachro
> <em> hesitate to say acceleration is _the cause_ for </em>

Alright!
Only a flat region or a (therefore so called) [[normal]] region allow this strong statement about paths connecting 1 initial and 1 final event:

exhibiting unequal lengths (durations) is then _sufficient + necessary_ for (all but 1 of) them exhibiting acceleration (bends, even kinks/knees).

But not more general.

> <em> already a property of the metric </em>

Primary in are

#coincidencedeterminations #rt #td

Last updated 2 years ago

Frank Wappler · @MisterRelativity
10 followers · 36 posts · Server mathstodon.xyz

@heafnerj
Joe Heafner wrote:
> <em> [...] concept of in [... the ST] of arxiv.org/abs/2103.15570 </em>

So ... author Boris Čulina, who

- doesn't even acknowledge a distinction of "good " vs. "bad " (cmp. MTW, Fig. 1.9),

- much less define + measure such a distinction by [](einsteinpapers.press.princeton),

is nevertheless arxiv.org/auth/show-endorsers/ ?!? ...

Well, therefore, we have

#mastodon #coincidencedeterminations #howto #clock #relativity #inertialframe

Last updated 2 years ago