Spherical Pythagorean-hodograph curves

被引:0
|
作者
Ueda, K [1 ]
机构
[1] Ricoh Co Ltd, Bunkyo Ku, Tokyo 1120002, Japan
关键词
D O I
暂无
中图分类号
TP31 [计算机软件];
学科分类号
081202 ; 0835 ;
摘要
Geometric inversion preserves Pythagorean hodographs. Stereographic projection, that is, a composition of the three mappings: translations, inversion and dilatation, maps Pythagorean hodograph (PH) plane curves onto the unit sphere. These stereographic image curves are spherical PH curves. The rotated curves and the geodesic offset curves of a spherical curve are also spherical PH curves. A great number of PH plane curves can be obtained as the preimage curves of such derived spherical PH curves.
引用
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页码:485 / 492
页数:8
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