The hyperbolic surface, which has so-called negative curvature because its surface curves up and down at the same time, like a saddle.
双曲曲面,即通常所称的负曲率,因为它的表面同时向上和向下弯曲,就像一个马鞍。
The hyperbolic surface, which has so-called negative curvature because its surface curves up and down at the same time, like a saddle, just might represent the shape of the universe.
双曲表面,即通常所称的负曲率,因为它的表面曲线同时有的向上和有的向下,像一个马鞍,也许这样就可以代表宇宙的形状。
This paper explores three ruled surfaces geometry properties about columnar surface, cone surface and hyperbolic parabobid.
研究建筑上常用的柱状面、锥状面和双曲抛物面等不可展直纹曲面的几何性质。
This paper explores three ruled surfaces geometry properties about columnar surface, cone surface and hyperbolic parabobid.
研究建筑上常用的柱状面、锥状面和双曲抛物面等不可展直纹曲面的几何性质。
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