6 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] |
19043 | Bivalence applies not just to sentences, but that general terms are true or false of each object [Quine] |
22716 | Von Neumann defined ordinals as the set of all smaller ordinals [Neumann, by Poundstone] |
19042 | Terms learned by ostension tend to be vague, because that must be quick and unrefined [Quine] |
19398 | Minds are best explained by their ends, and bodies by efficient causes [Leibniz] |