Welcome to the BABB, Verlan! [img]/phpBB/images/smiles/icon_smile.gif[/img]
Quote:
On 2002-10-02 15:49, Verlan J. Kliewer wrote:
. . . The mathematical model involves multiple observers moving relative to each other, and arriving at contradictory results, without changing their velocities. I would like to explain it with a story . . . speed away in opposite directions. Then they speed back and meet again.
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(Emphasis mine)
Your astronauts did, in fact, change their velocities.
There are no mathematical contradictions or paradoxes in Special Relativity (or General Relativity, for that matter), despite what you may have been told.