pseudo sphere是什么意思

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The author not only presents pseudo sphere,ellipsoid,conoid,uniported hyperboloid,elliptic biparted hyperboloid,paraboloid and hyperbolic paraboloid of the second elemental form,but also curve of the second elemental form.

不但给以了伪球面、椭圆面、劈锥曲面、单叶双曲面、双叶双曲面、椭圆抛物面及双曲抛物面的第二基本形式,而且给以了一般曲面的第二基本形式。

Decomposing the position vectors of a submanifold into the tangential and normal components,the present paper studies the conditions under which a compact space-like submanifold of pseudo-Euclidean space is pseudo-spherical submanifold.

将子流形的位置向量分解成水平分量和垂直分量,运用活动标架法研究伪欧氏空间的伪球面子流形。

An image filter called the pseudosphere filter is presented in this paper.

提出了一种图像滤波器——伪球滤波器。