Combining Texts

All the ideas for 'The Dappled World', 'Noneism or Allism?st2=David Lewis' and 'On the Nature of Mathematical Reasoning'

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

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6 ideas

5. Theory of Logic / G. Quantification / 4. Substitutional Quantification

15533

We can quantify over fictions by quantifying for real over their names [Lewis]

5. Theory of Logic / G. Quantification / 7. Unorthodox Quantification

15534

We could quantify over impossible objects - as bundles of properties [Lewis]

6. Mathematics / A. Nature of Mathematics / 5. The Infinite / d. Actual infinite

15923

Poincaré rejected the actual infinite, claiming definitions gave apparent infinity to finite objects [Poincaré, by Lavine]

7. Existence / A. Nature of Existence / 1. Nature of Existence

15532

'Allists' embrace the existence of all controversial entities; 'noneists' reject all but the obvious ones [Lewis]

7. Existence / A. Nature of Existence / 2. Types of Existence

15535

We can't accept a use of 'existence' that says only some of the things there are actually exist [Lewis]

14. Science / B. Scientific Theories / 1. Scientific Theory

17503

Theories can never represent accurately, because their components are abstract [Cartwright,N, by Portides]