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Single Idea 3340

[filed under theme 4. Formal Logic / F. Set Theory ST / 4. Axioms for Sets / a. Axioms for sets ]

Full Idea

Von Neumann defines each number as the set of all smaller numbers.

Gist of Idea

Von Neumann defines each number as the set of all smaller numbers

Source

report of John von Neumann (works [1935]) by Simon Blackburn - Oxford Dictionary of Philosophy p.280

Book Ref

Benardete,José A.: 'Metaphysics: The Logical Approach' [OUP 1989], p.280