Combining Texts

Ideas for 'How the Laws of Physics Lie', 'The Nature of Mathematics' and 'Investigations in the Foundations of Set Theory I'

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2 ideas

2. Reason / B. Laws of Thought / 3. Non-Contradiction

14787

Self-contradiction doesn't reveal impossibility; it is inductive impossibility which reveals self-contradiction [Peirce]

2. Reason / D. Definition / 8. Impredicative Definition

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Predicative definitions are acceptable in mathematics if they distinguish objects, rather than creating them? [Zermelo, by Lavine]