When1: 1900
What: mathematician
Where: Europe
Detail: European mathematicians studied topology or analysis situs, as in neighborhood, completeness, compactness, connectedness, winding number, homeomorphy, Königsberg bridges problem, four-color theorem or map problem, manifold, simplex, and tesselation. They studied impredicative definition, as in Burali-Forti paradox, barber paradox, Richard's paradox, heterological paradox, Russell's paradox, hangman's paradox, and Newcomb's problem.
Mathematical Sciences>Mathematics>History
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Date Modified: 2022.0224