Combining Texts

All the ideas for 'works', 'On the Conservation of Force' and 'Philosophy in the Tragic Age of the Greeks'

expand these ideas     |    start again     |     specify just one area for these texts

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4 ideas

5. Theory of Logic / G. Quantification / 2. Domain of Quantification

17743

De Morgan introduced a 'universe of discourse', to replace Boole's universe of 'all things' [De Morgan, by Walicki]

23. Ethics / F. Existentialism / 5. Existence-Essence

20130

It is absurd to think you can change your own essence, like a garment [Nietzsche]

27. Natural Reality / A. Classical Physics / 2. Thermodynamics / a. Energy

20646

Helmholtz used 'energy' to mathematically link heat, light, electricity and magnetism [Helmholtz, by Watson]

27. Natural Reality / A. Classical Physics / 2. Thermodynamics / c. Conservation of energy

20973

All forces conserve the sum of kinetic and potential energy [Helmholtz, by Papineau]