display all the ideas for this combination of texts
3 ideas
9848 | Content is replaceable if identical, so replaceability can't define identity [Dummett, by Dummett] |
9842 | Frege introduced criteria for identity, but thought defining identity was circular [Dummett] |
13945 | A token isn't a unique occurrence, as the case of a word or a number shows [Cartwright,R] |