5 ideas
3340 | Von Neumann defines each number as the set of all smaller numbers [Neumann, by Blackburn] |
3355 | Von Neumann wanted mathematical functions to replace sets [Neumann, by Benardete,JA] |
22716 | Von Neumann defined ordinals as the set of all smaller ordinals [Neumann, by Poundstone] |
7667 | There are two sides to men - the pleasantly social, and the violent and creative [Diderot, by Berlin] |
22254 | Economic capitalist liberty naturally leads to democratic political liberty [Novak] |