Combining Texts
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'fragments/reports', 'The Evolution of Physics' and 'Frege's Concept of Numbers as Objects'
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2 ideas
27. Natural Reality / B. Modern Physics / 2. Electrodynamics / b. Fields
18202
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The concept of a field gradually replaced the substances in explaining relations between charges [Einstein/Infeld]
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27. Natural Reality / D. Time / 1. Nature of Time / d. Time as measure
20820
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Time is an interval of motion, or the measure of speed [Posidonius, by Stobaeus]
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