Combining Texts

All the ideas for 'Identity and Spatio-Temporal Continuity', 'Elements of Mathematical Logic' and 'Phil of Mathematics: why nothing works'

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3 ideas

4. Formal Logic / E. Nonclassical Logics / 3. Many-Valued Logic

8942	Lukasiewicz's L3 logic has three truth-values, T, F and I (for 'indeterminate') [Lukasiewicz, by Fisher]

6. Mathematics / C. Sources of Mathematics / 1. Mathematical Platonism / b. Against mathematical platonism

3663	How can you contemplate Platonic entities without causal transactions with them? [Putnam]

9. Objects / A. Existence of Objects / 5. Individuation / e. Individuation by kind

13128

'Ultimate sortals' cannot explain ontological categories [Westerhoff on Wiggins]