Therefore, the form of dimensional conicoide can be well researched by discussing the orthogonally cha.
空间二次曲面是一类特殊的、结构简单的空间曲面。
The Research of Dimensional Conicoide by Using the Orthogonality of Real Symmetric Matrix;
用实对称矩阵的正定性研究空间二次曲面
The Classification of Quadratic Surfaces in Three-Dimensional Minkowski Space;
三维Minkowski空间中二次曲面的分类
Hypersurfaces in the Euclidean Space Whose Quadric Representations Satisfy L_k(?)=B(?)+C;
二次表示满足L_k(?)=B(?)+C的欧氏空间的超曲面
Research of Interpolation on Cubic NURBS Space Curve
双三次NURBS空间曲面的插值研究
tangent-cone of a qualric
二次曲面的切线锥面
conjugate diametral plane
共轭径面 -二次曲面的
conjugate diametral planes of a quadric
二次曲面的共轭径面
Study On The Oblique Dimetric Projection Of The Hyperconical Surface In Four-Dimensional Space And Its Orthographic Projections Upon The Four Three- Dimensional Projection Spaces;
E~4中二次锥型超曲面立体图及其在三维投影空间正投影图的研究
conjugate lines in a quadric
二次曲面的共轭直线
bifocal chord of a quadric
二次曲面的两焦点弦
We call this surface the stress quadric.
我们称这个曲面为应力二次曲面。
The Curved Surface Deformation of Negative Curvity in Minkowski Space;
Minkowski空间中的常负曲率类空曲面的形变
Lorentzian Hypersurface in Anti De Sitter n-Space;
Ads~n空间中的Lorentzian超曲面
the curve structure and projective structure of the normal quadric surface;
常态二次曲面的曲线结构和射影结构
Inner point and exterior point of a quadric and its plane of the type of contact plane;
二次曲面的内、外点及切平面型平面
Spatial Structure Analysis of Land Using Based on Lorenz's Curve--Take the Second Research Datas of Nanchang County as an Example
基于空间洛伦茨曲线的土地利用空间结构分析——以南昌县二次调查数据为例
Projection Classifly the Conics at Projective Space of Dimension 2;
二维射影空间的二级曲线的射影分类
Geometric construction of the tangent plane at a poin on the quadratic surface;
二次曲面上一点处切平面的几何画法
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