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Moataz is offline
Feb26-12, 03:03 AM
P: 8
Also, my book says that this formula only works in inertial frames.

[tex]\Delta \tau = \int \sqrt[]{1-v^2}dt ; v=speed[/tex]

Bu that does not make sense because v is in terms of t and it is supposed to change over time which means there must be acceleration!?