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- 02:43, 13 September 2022 OfficialURL talk contribs created page Burali–Forti paradox (Created page with "The '''Burali–Forti paradox''' refers to the theorem that there is no set containing all von Neumann ordinals. Essentially, if there were such a set, then it would itself be a von Neumann ordinal, contradicting well-foundedness (or more directly the axiom of regularity).")