Nikolai Lobachevsky

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11	PDF Document Add to Reading List Source URL: www.math.uwaterloo.ca Language: English - Date: 2003-09-23 14:50:08 Carl Friedrich Gauss Vesta Non-Euclidean geometry Parallel postulate János Bolyai Euclidean geometry Space Axiom Nikolai Lobachevsky Mathematics Geometry Dimension
12	PDF Document Add to Reading List Source URL: www.math.wsu.edu Language: English - Date: 2010-05-26 12:13:37 Johann Christian Martin Bartels Kazan (Volga region) Federal University Kazan Gymnasium Lobachevsky Lobachevsky Prize Nikolai Lobachevsky Kazan Mathematics