Combining Philosophers
Ideas for Augustin-Louis Cauchy, Pyrrho and John von Neumann
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5 ideas
6. Mathematics / A. Nature of Mathematics / 3. Nature of Numbers / c. Priority of numbers
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13489
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Von Neumann treated cardinals as a special sort of ordinal [Neumann, by Hart,WD]
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6. Mathematics / A. Nature of Mathematics / 3. Nature of Numbers / e. Ordinal numbers
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22716
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Von Neumann defined ordinals as the set of all smaller ordinals [Neumann, by Poundstone]
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12336
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A von Neumann ordinal is a transitive set with transitive elements [Neumann, by Badiou]
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6. Mathematics / A. Nature of Mathematics / 5. The Infinite / k. Infinitesimals
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18085
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Values that approach zero, becoming less than any quantity, are 'infinitesimals' [Cauchy]
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6. Mathematics / A. Nature of Mathematics / 5. The Infinite / l. Limits
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18084
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When successive variable values approach a fixed value, that is its 'limit' [Cauchy]
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