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'fragments/reports', 'On the Conservation of Force' and 'fragments/reports'
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5 ideas
27. Natural Reality / A. Classical Physics / 2. Thermodynamics / a. Energy
20646
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Helmholtz used 'energy' to mathematically link heat, light, electricity and magnetism [Helmholtz, by Watson]
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27. Natural Reality / A. Classical Physics / 2. Thermodynamics / c. Conservation of energy
20973
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All forces conserve the sum of kinetic and potential energy [Helmholtz, by Papineau]
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27. Natural Reality / D. Time / 1. Nature of Time / h. Presentism
20819
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The past and the future subsist, but only the present exists [Chrysippus, by Plutarch]
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27. Natural Reality / D. Time / 3. Parts of Time / e. Present moment
20818
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The present does not exist, so our immediate experience is actually part past and part future [Chrysippus, by Plutarch]
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20821
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Time is continous and infinitely divisible, so there cannot be a wholly present time [Chrysippus, by Stobaeus]
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