8 ideas
11211 | If a sound conclusion comes from two errors that cancel out, the path of the argument must matter [Rumfitt] |
11210 | Standardly 'and' and 'but' are held to have the same sense by having the same truth table [Rumfitt] |
16974 | The nature of each logical concept is given by a collection of inference rules [Correia] |
11212 | The sense of a connective comes from primitively obvious rules of inference [Rumfitt] |
9182 | Ancient names like 'Obadiah' depend on tradition, not on where the name originated [Dummett] |
16973 | Explain logical necessity by logical consequence, or the other way around? [Correia] |
9181 | The causal theory of reference can't distinguish just hearing a name from knowing its use [Dummett] |
11214 | We learn 'not' along with affirmation, by learning to either affirm or deny a sentence [Rumfitt] |