Combining Philosophers

All the ideas for Archimedes, Mark Jago and Saunders MacLane

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3 ideas

4. Formal Logic / E. Nonclassical Logics / 7. Paraconsistency

15382

Paraconsistent reasoning can just mean responding sensibly to inconsistencies [Jago]

4. Formal Logic / F. Set Theory ST / 4. Axioms for Sets / a. Axioms for sets

18189

ZFC could contain a contradiction, and it can never prove its own consistency [MacLane]

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]