Combining Texts

Ideas for 'Metaphysics', 'Dion and Theon: an essentialist solution' and 'What Does It Take to Refer?'

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

display all the ideas for this combination of texts

---

3 ideas

4. Formal Logic / B. Propositional Logic PL / 2. Tools of Propositional Logic / e. Axioms of PL

562	Axioms are the underlying principles of everything, and who but the philosopher can assess their truth? [Aristotle]

573	The axioms of mathematics are part of philosophy [Aristotle]

4. Formal Logic / E. Nonclassical Logics / 6. Free Logic

10455

Free logic at least allows empty names, but struggles to express non-existence [Bach]