Combining Philosophers

Ideas for Crawford L. Elder, Jos�� L. Zalabardo and Steven Lukes

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

display all the ideas for this combination of philosophers

---

1 idea

5. Theory of Logic / A. Overview of Logic / 5. First-Order Logic

10897

A first-order 'sentence' is a formula with no free variables [Zalabardo]