Combining Philosophers

All the ideas for Archimedes, Thomas Jefferson and Fabrice Correia

expand these ideas     |    start again     |     specify just one area for these philosophers

---

4 ideas

5. Theory of Logic / E. Structures of Logic / 2. Logical Connectives / a. Logical connectives

16974

The nature of each logical concept is given by a collection of inference rules [Correia]

6. Mathematics / B. Foundations for Mathematics / 3. Axioms for Geometry

13007

Archimedes defined a straight line as the shortest distance between two points [Archimedes, by Leibniz]

10. Modality / A. Necessity / 6. Logical Necessity

16973

Explain logical necessity by logical consequence, or the other way around? [Correia]

24. Political Theory / A. Basis of a State / 3. Natural Values / b. Natural equality

20565

Men are created equal, and with certain inalienable rights [Jefferson]