Combining Philosophers

Ideas for Diogenes Laertius, Timothy Williamson and Peter Koellner

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2 ideas

10. Modality / B. Possibility / 8. Conditionals / a. Conditionals

14623

Strict conditionals imply counterfactual conditionals: □(A⊃B)⊃(A□→B) [Williamson]

10. Modality / B. Possibility / 9. Counterfactuals

14624

Counterfactual conditionals transmit possibility: (A□→B)⊃(◊A⊃◊B) [Williamson]