Combining Philosophers

Ideas for Luitzen E.J. Brouwer, Daniel Statman and Gideon Rosen

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2 ideas

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

12452

Our dislike of contradiction in logic is a matter of psychology, not mathematics [Brouwer]

4. Formal Logic / F. Set Theory ST / 4. Axioms for Sets / c. Axiom of Pairing II

18851

Pairing (with Extensionality) guarantees an infinity of sets, just from a single element [Rosen]