Combining Texts

All the ideas for 'The Birth of Tragedy', 'What Price Bivalence?' and 'Set Theory and related topics (2nd ed)'

expand these ideas     |    start again     |     specify just one area for these texts

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4 ideas

1. Philosophy / D. Nature of Philosophy / 1. Philosophy

7848	Philosophy begins in the horror and absurdity of existence [Nietzsche, by Ansell Pearson]

4. Formal Logic / F. Set Theory ST / 3. Types of Set / e. Equivalence classes

8920	Equivalence relations are reflexive, symmetric and transitive, and classify similar objects [Lipschutz]

5. Theory of Logic / D. Assumptions for Logic / 1. Bivalence

19043

Bivalence applies not just to sentences, but that general terms are true or false of each object [Quine]

7. Existence / D. Theories of Reality / 10. Vagueness / d. Vagueness as linguistic

19042

Terms learned by ostension tend to be vague, because that must be quick and unrefined [Quine]