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edpell
edpell is offline
#19
Dec21-09, 08:48 PM
P: 446
In space/time every thing is always traveling at the speed of light. That is

[tex]
(vt)^2 + (ct)^2 = c^2
[/tex]

It is only a question of how much of the traveling is done in the spacial direction and how much is done in the time direction.