display all the ideas for this combination of texts
3 ideas
2971 | Perhaps logical positivism showed that there is no dividing line between science and metaphysics [Lockwood] |
19538 | Entailment is modelled in formal semantics as set inclusion (where 'mammals' contains 'cats') [Dougherty/Rysiew] |
11214 | We learn 'not' along with affirmation, by learning to either affirm or deny a sentence [Rumfitt] |