6 ideas
11211 | If a sound conclusion comes from two errors that cancel out, the path of the argument must matter [Rumfitt] |
11212 | The sense of a connective comes from primitively obvious rules of inference [Rumfitt] |
11210 | Standardly 'and' and 'but' are held to have the same sense by having the same truth table [Rumfitt] |
14289 | There are some assertable conditionals one would reject if one learned the antecedent [Jackson, by Edgington] |
22200 | If you eliminate the impossible, the truth will remain, even if it is weird [Conan Doyle] |
11214 | We learn 'not' along with affirmation, by learning to either affirm or deny a sentence [Rumfitt] |