Combining Texts

Ideas for 'fragments/reports', 'Identity and Existence in Logic' and 'On the Concept of Number'

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

display all the ideas for this combination of texts


1 idea

4. Formal Logic / E. Nonclassical Logics / 6. Free Logic
Free logics has terms that do not designate real things, and even empty domains [Anderson,CA]