4 ideas
3750 | "It is true that x" means no more than x [Ramsey] |
7946 | The memory criterion has a problem when one thing branches into two things [Williams,B, by Macdonald,C] |
18818 | Sentence meaning is given by the actions to which it would lead [Ramsey] |
12702 | Causes can be inferred from perfect knowledge of their effects [Leibniz] |