Read Edit View history 罗式几何 Luóshìjǐhé hyperbolic geometry Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 罗式几何/羅式幾何 · Luóshìjǐhé · hyperbolic geometry 2026/03/04 罗式几何 / 羅式幾何 Luóshìjǐhé hyperbolic geometry A non-Euclidean geometry, also known as Lobachevskian geometry, characterized by a constant negative curvature. 罗式几何是非欧几何的一个重要分支。 created sense Mar 4, 2026, 02:25 AM