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| | The Math Forum - Math Library - Set Theory |
 | | Notes on set theory, symbolic logic, methods of proof, basic proofs, functions, relations, binary operations, and groups. |
 | | About 30 "informal notes" by Kevin Brown on set theory and foundations: what is fuzzy logic, fractal logic, Cantor's diagonal proof, are all triangles isosceles?, on Gauss's mountains, problems with the luminiferous aether, and many more. |
 | | The Math Forum is a research and educational enterprise of the Drexel School of Education. |
| mathforum.org /library/topics/set_theory/?keyid=21272098&start_at=51&num_to_see=50 (806 words) |
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