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what is the kinematics of a particle with complex mass?
particles with real-mass have time-like kinematics ($ds^2 > 0$). particles with zero-mass have light-like kinematics ($ds^2 = 0$). particles with imaginary-mass have space-like kinematics ($ds^2 < ...
Oct 26 '11 at 15:44
newest tachyon kinematics questions feed
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