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Re: Fermat

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JanPB wrote:

> On Thursday, July 5, 2018 at 12:08:03 PM UTC-7, Koobee Wublee wrote:
>> On Thursday, July 5, 2018 at 11:09:43 AM UTC-7, tjrob137 wrote:
>> 
>> > In GR, light rays follow null geodesic paths in vacuum.
>> 
>> Yes, the spacetime trajectory for light is null, but the mathematics of
>> GR cannot propagate in a coherent path.  When we dropped a ball at
>> height, the path of straight down follows the shortest distance in
>> spacetime.  When light propagates from point A to B, null spacetime
>> occurs in any path you can imagine so.  GR is fatally flawed.  <shrug>
> 
> It's not "fatally flawed", it's simply that all light paths would have
> length zero when considered as paths in spacetime, so the principle does
> not apply in that context. It's a bit like asking what's the shortest
> path from the north to the south pole: ALL meridional paths are of equal
> length, and this doesn't mean that "geodesy and airplane navigation is
> fatally flawed". What have you been smoking.

You fell into the trap with both legs. The photon feels no time and 
distance. Your analogy is something without o, g and y.

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Fermat RichD <r_delaney2001@yahoo.com> - 2018-07-03 09:52 -0700
  Re: Fermat Tom Roberts <tjroberts137@sbcglobal.net> - 2018-07-03 13:50 -0500
    Re: Fermat Oren Woodcock <uw@osiweoq.lp> - 2018-07-04 10:13 +0000
    Re: Fermat Koobee Wublee <koobee.wublee@gmail.com> - 2018-07-04 11:58 -0700
      Re: Fermat Tom Roberts <tjroberts137@sbcglobal.net> - 2018-07-04 15:08 -0500
        Re: Fermat Koobee Wublee <koobee.wublee@gmail.com> - 2018-07-04 22:23 -0700
    Re: Fermat alsor@interia.pl - 2018-07-04 12:54 -0700
      Re: Fermat Tom Roberts <tjroberts137@sbcglobal.net> - 2018-07-04 17:12 -0500
        Re: Fermat Koobee Wublee <koobee.wublee@gmail.com> - 2018-07-04 22:25 -0700
        Re: Fermat JanPB <filmart@gmail.com> - 2018-07-05 09:45 -0700
          Re: Fermat Tom Roberts <tjroberts137@sbcglobal.net> - 2018-07-05 12:05 -0500
          Re: Fermat Koobee Wublee <koobee.wublee@gmail.com> - 2018-07-05 10:40 -0700
        Re: Fermat alsor@interia.pl - 2018-08-11 11:42 -0700
    Re: Fermat RichD <r_delaney2001@yahoo.com> - 2018-07-05 09:19 -0700
      Re: Fermat Tom Roberts <tjroberts137@sbcglobal.net> - 2018-07-05 13:09 -0500
        Re: Fermat Koobee Wublee <koobee.wublee@gmail.com> - 2018-07-05 12:08 -0700
          Re: Fermat JanPB <filmart@gmail.com> - 2018-08-11 16:55 -0700
            Re: Fermat Owen Scharff <nehh@fenvhw.ho> - 2018-08-12 11:21 +0000
              Re: Fermat JanPB <filmart@gmail.com> - 2018-08-13 12:29 -0700
                Re: Fermat Lovu Biftek <ufeli@fupuks.cl> - 2018-08-13 21:35 +0000
                Re: Fermat JanPB <filmart@gmail.com> - 2018-08-13 14:44 -0700
            Re: Fermat Koobee Wublee <koobee.wublee@gmail.com> - 2018-08-12 11:36 -0700
              Re: Fermat JanPB <filmart@gmail.com> - 2018-08-13 12:31 -0700
                Re: Fermat Koobee Wublee <koobee.wublee@gmail.com> - 2018-08-13 16:26 -0700
            Re: Fermat alsor@interia.pl - 2018-08-13 09:08 -0700
              Re: Fermat JanPB <filmart@gmail.com> - 2018-08-13 12:33 -0700
                Re: Fermat Koobee Wublee <koobee.wublee@gmail.com> - 2018-08-13 16:36 -0700
                Re: Fermat JanPB <filmart@gmail.com> - 2018-08-13 19:18 -0700
                Re: Fermat Koobee Wublee <koobee.wublee@gmail.com> - 2018-08-13 22:11 -0700
                Re: Fermat Lovu Biftek <ufeli@fupuks.cl> - 2018-08-16 19:15 +0000
                Re: Fermat alsor@interia.pl - 2018-08-14 12:36 -0700
                Re: Fermat JanPB <filmart@gmail.com> - 2018-08-14 13:21 -0700
                Re: Fermat Lovu Biftek <ufeli@fupuks.cl> - 2018-08-14 20:26 +0000
                Re: Fermat alsor@interia.pl - 2018-08-16 09:29 -0700
                Re: Fermat alsor@interia.pl - 2018-08-16 09:25 -0700
                Re: Fermat Tom Roberts <tjroberts137@sbcglobal.net> - 2018-08-16 12:19 -0500
                Re: Fermat alsor@interia.pl - 2018-08-16 10:44 -0700

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