Combining Philosophers

Ideas for Rescher,N/Oppenheim,P, E.J. Lemmon and James Robert Brown

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 / D. Assumptions for Logic / 2. Excluded Middle

9605	If a proposition is false, then its negation is true [Brown,JR]