Combining Texts

All the ideas for 'Mathematics and Indispensibility', 'works' and 'Counterfactuals'

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

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5 ideas

7. Existence / D. Theories of Reality / 11. Ontological Commitment / e. Ontological commitment problems

9558	All scientific tests will verify mathematics, so it is a background, not something being tested [Sober]

10. Modality / B. Possibility / 8. Conditionals / c. Truth-function conditionals

14361

Lewis says indicative conditionals are truth-functional [Lewis, by Jackson]

10. Modality / B. Possibility / 9. Counterfactuals

8434	In good counterfactuals the consequent holds in world like ours except that the antecedent is true [Lewis, by Horwich]

21. Aesthetics / B. Nature of Art / 4. Art as Expression

8120	Objects can be beautiful which express nothing at all, such as the rainbow [Herbart, by Tolstoy]

26. Natural Theory / D. Laws of Nature / 4. Regularities / b. Best system theory

9419	A law of nature is a general axiom of the deductive system that is best for simplicity and strength [Lewis]