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Le 16/12/2024 à 15:59, Sylvia Else a écrit :But even such an idiot was unable to stick to suchEinstein defined the the word precisely, in the sense in which he used it in his analysis. Since it is a definition, it needs only be applied.Einstein does not define anything at all. For the speed of light, Einstein postulates that it is invariant, but
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As it happens, his definition is very easy to understand, though nothing turns on that.
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Sylvia.
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