Combining Texts

Ideas for 'Essays on Intellectual Powers: Conception', 'Knowledge and the Philosophy of Number' and 'Ways Worlds Could Be'

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2 ideas

10. Modality / D. Knowledge of Modality / 4. Conceivable as Possible / b. Conceivable but impossible

11958

Impossibilites are easily conceived in mathematics and geometry [Reid, by Molnar]

10. Modality / E. Possible worlds / 2. Nature of Possible Worlds / a. Nature of possible worlds

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Structural universals might serve as possible worlds [Forrest, by Lewis]