| 释义 |
〔Riemann〕German mathematician who was a pioneer of non-Euclidean geometry.黎曼,格奥尔格·弗雷德里希·伯恩哈德:(1826-1866) 德国数学家,他是非欧几里得几何学的先驱〔Lobachevski〕Russian mathematician who developed (1826) hyperbolic geometry, a system that challenged Euclidean theory.罗巴车夫斯基,尼科莱·伊万诺维奇:(1792-1856) 俄国数学家,发展了(1826年)双曲线几何,这一体系是对欧几里得几何的挑战 |