Combining Texts

All the ideas for 'Reply to Hellman', 'Remarks on the forces of inorganic Nature' and 'On the Introduction of Transfinite Numbers'

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7 ideas

6. Mathematics / A. Nature of Mathematics / 3. Nature of Numbers / c. Priority of numbers
13489 Von Neumann treated cardinals as a special sort of ordinal [Neumann, by Hart,WD]
6. Mathematics / A. Nature of Mathematics / 3. Nature of Numbers / e. Ordinal numbers
12336 A von Neumann ordinal is a transitive set with transitive elements [Neumann, by Badiou]
6. Mathematics / B. Foundations for Mathematics / 5. Definitions of Number / g. Von Neumann numbers
18179 For Von Neumann the successor of n is n U {n} (rather than {n}) [Neumann, by Maddy]
18180 Von Neumann numbers are preferred, because they continue into the transfinite [Maddy on Neumann]
15925 Each Von Neumann ordinal number is the set of its predecessors [Neumann, by Lavine]
12. Knowledge Sources / A. A Priori Knowledge / 2. Self-Evidence
9379 A sentence is obvious if it is true, and any speaker of the language will instantly agree to it [Quine]
27. Natural Reality / A. Classical Physics / 1. Mechanics / d. Gravity
13605 Gravity isn't a force, because it produces effects without diminishing [Mayer]