Combining Texts

All the ideas for 'Scientific Explanation', 'works' and 'Letters to Paul Pellison-Fontinier'

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

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5 ideas

2. Reason / F. Fallacies / 4. Circularity

9355	One sort of circularity presupposes a premise, the other presupposes a rule being used [Braithwaite, by Devitt]

4. Formal Logic / D. Modal Logic ML / 3. Modal Logic Systems / h. System S5

7791	The simplest of the logics based on possible worlds is Lewis's S5 [Lewis,CI, by Girle]

10. Modality / A. Necessity / 2. Nature of Necessity

11002

Equating necessity with informal provability is the S4 conception of necessity [Lewis,CI, by Read]

27. Natural Reality / A. Classical Physics / 1. Mechanics / c. Forces

12719

Clearly, force is that from which action follows, when unimpeded [Leibniz]

27. Natural Reality / D. Time / 1. Nature of Time / i. Denying time

12720

Time doesn't exist, since its parts don't coexist [Leibniz]