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Ideas for 'Parmenides', 'works' and 'works'

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4. Formal Logic / F. Set Theory ST / 4. Axioms for Sets / a. Axioms for sets

3340	Von Neumann defines each number as the set of all smaller numbers [Neumann, by Blackburn]
	Full Idea: Von Neumann defines each number as the set of all smaller numbers.
	From: report of John von Neumann (works [1935]) by Simon Blackburn - Oxford Dictionary of Philosophy p.280

4. Formal Logic / F. Set Theory ST / 8. Critique of Set Theory

3355	Von Neumann wanted mathematical functions to replace sets [Neumann, by Benardete,JA]
	Full Idea: Von Neumann suggested that functions be pressed into service to replace sets.
	From: report of John von Neumann (works [1935]) by José A. Benardete - Metaphysics: the logical approach Ch.23