Combining Texts

Ideas for 'Idealism: a critical survey', 'Frege philosophy of mathematics' and 'Universal Prescriptivism'

expand these ideas     |    start again     |     choose another area for these texts

display all the ideas for this combination of texts


2 ideas

9. Objects / F. Identity among Objects / 2. Defining Identity
Content is replaceable if identical, so replaceability can't define identity [Dummett, by Dummett]
Frege introduced criteria for identity, but thought defining identity was circular [Dummett]