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- 22:49, October 12, 2009 diff hist +973 New! Bourbaki Created page with ''''Nicolas Bourbaki''' was a fictional mathematician invented by a group of French academics in the 1930s. Over a period of about fifty years, the group published a series of de...'
- 21:47, October 7, 2009 diff hist +78 m Set theory
- 13:46, October 7, 2009 diff hist +134 Zermelo-Fraenkel Corrected the claim that AD is a weaker axiom than AC; they are incompatible