Combining Texts

All the ideas for 'Introduction to Russell's Theory of Types', 'Natural Science (lost)' and 'Dispositional Modality'

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

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3 ideas

4. Formal Logic / F. Set Theory ST / 4. Axioms for Sets / p. Axiom of Reducibility

18170

The Axiom of Reducibility is self-effacing: if true, it isn't needed [Quine]

7. Existence / A. Nature of Existence / 6. Criterion for Existence

527	Everything exists which anyone perceives [Metrodorus of Chios]

10. Modality / A. Necessity / 1. Types of Modality

17535

Dispositionality has its own distinctive type of modality [Mumford/Anjum]