4 ideas
10855 | Actual infinities are not allowed in mathematics - only limits which may increase without bound [Gauss] |
5655 | Happiness is not satisfaction of desires, but fulfilment of values [Bradley, by Scruton] |
20646 | Helmholtz used 'energy' to mathematically link heat, light, electricity and magnetism [Helmholtz, by Watson] |
20973 | All forces conserve the sum of kinetic and potential energy [Helmholtz, by Papineau] |