Combining Texts

All the ideas for 'Science and Method', 'On Fate ('De fato')' and 'The Runabout Inference Ticket'

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8 ideas

5. Theory of Logic / D. Assumptions for Logic / 1. Bivalence
21677 How can the not-true fail to be false, or the not-false fail to be true? [Cicero]
5. Theory of Logic / E. Structures of Logic / 2. Logical Connectives / a. Logical connectives
11021 Prior rejected accounts of logical connectives by inference pattern, with 'tonk' his absurd example [Prior,AN, by Read]
13836 Maybe introducing or defining logical connectives by rules of inference leads to absurdity [Prior,AN, by Hacking]
17896 We need to know the meaning of 'and', prior to its role in reasoning [Prior,AN, by Belnap]
17898 Prior's 'tonk' is inconsistent, since it allows the non-conservative inference A |- B [Belnap on Prior,AN]
6. Mathematics / A. Nature of Mathematics / 2. Geometry
10245 One geometry cannot be more true than another [Poincaré]
19. Language / F. Communication / 1. Rhetoric
21667 Oratory and philosophy are closely allied; orators borrow from philosophy, and ornament it [Cicero]
22. Metaethics / A. Ethics Foundations / 1. Nature of Ethics / g. Moral responsibility
21678 If desire is not in our power then neither are choices, so we should not be praised or punished [Cicero]