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Mathematicsresear
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Homework Statement
Mavis boards a spaceship and zips Stanley on Earth a constant speed of 0.600c at the instant mavis passes, both start timers.
At the instant mavis reads 0.400 s on her timer, what does Stanley read on his?
Homework Equations
The Attempt at a Solution
since time from an stationary observer = gamma proper time, so the dilated time is 0.400s/the gamma factor which gives 1/2, why is this wrong?