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Orodruin
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Orodruin2018-01-06 18:34:102018-09-08 11:50:55Coordinate Dependent Statements in an Expanding Universe
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robphy
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robphy2017-03-24 15:41:042018-08-19 08:06:41Relativity Variables: Velocity, Doppler-Bondi k, and Rapidity
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robphy
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robphy2016-07-17 14:29:152018-09-08 15:42:49Relativity on Rotated Graph Paper
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robphy
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robphy2016-06-16 15:31:032018-09-08 15:42:07Spacetime Diagrams of Light Clocks