球极投影是发源于中国《周髀算经》中对地球坐标系的发明,是有证有据的,能够从逻辑上考证的。有人认为是托勒密(C.Ptolemy, 100-170),有人认为是喜帕恰斯(Hipparchus, BC180-BC125),还有人认为是更早的欧多克斯(Eudoxus,BC400-BC347),这些都是没有证据的猜想。
利玛窦与西方投影几何之东来的论文_数学论文_中国论文网 关键词:利玛窦;球极投影;投影几何;透视法 [gap=411]key words: matteo ricci; stereographic projection; projection geometry; scenography
基于258个网页-相关网页
基于球极投影保持PH性质这一特性,通过球极投影把球面数据投影到平面上,构造一条平面PH曲线。
Based on the stereographic projection that preserves Pythagorean-Hodographs, a spherical rational ph curve is constructed to solve this problem.
借助于四维坐标的球极平面投影验证SO(4,2)与SU(2,2)间的同态特性。
Demonstrated Homomorphic Characteristic Between SO (4, 2) and SU (2, 2) by Stereographically Projecting of Four-dimensional Coordinates.
应用推荐