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Ideas for 'fragments/reports', 'The Will to Power (notebooks)' and 'The Philosophy of Logic'

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3 ideas

6. Mathematics / C. Sources of Mathematics / 4. Mathematical Empiricism / b. Indispensability of mathematics

18199

Indispensability strongly supports predicative sets, and somewhat supports impredicative sets [Putnam]

8857	We must quantify over numbers for science; but that commits us to their existence [Putnam]

6. Mathematics / C. Sources of Mathematics / 9. Fictional Mathematics

4533	Logic and maths refer to fictitious entities which we have created [Nietzsche]