kochanskij's latest activity
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Kkochanskij replied to the thread Undergrad Special Relativity in a closed universe.Yes, there is a preferred at-rest frame. A person in that frame will experience the most proper time compared to a person who...
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Kkochanskij replied to the thread Undergrad Special Relativity in a closed universe.Yes, there is a preferred at-rest reference frame in a closed universe. But special relativity still applies locally, doesn't it? In...
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Kkochanskij posted the thread Undergrad Special Relativity in a closed universe in Special and General Relativity.In this thought experiment, I am assuming a finite but unbounded flat space with a 3-torus topology. There is no concern about...