On 2 March 2014 11:51, Jesse Mazer <laserma...@gmail.com> wrote: > On Sat, Mar 1, 2014 at 5:35 PM, Edgar L. Owen <edgaro...@att.net> wrote: > >> Jesse, >> >> Let me ask you one simple question. >> >> In the symmetric case where the twins part and then meet up again with >> the exact same real actual ages isn't it completely logical to conclude >> they must also have been the exact same real actual ages all during the >> trip? >> >> If, as you claim, the same exact proper accelerations do NOT result in >> the exact same actual ages all during the trip then how in hell can the >> twins actually have the exact same actual ages when they meet up? >> > The same answer as usual. Because the lengths of their worldlines through space-time between the start and end points are the same.
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