display all the ideas for this combination of philosophers
3 ideas
11066 | Deduction is justified by the semantics of its metalanguage [Dummett, by Hanna] |
9244 | Logic is easy, but what about logic to the point of death? [Camus] |
9820 | In classical logic, logical truths are valid formulas; in higher-order logics they are purely logical [Dummett] |