radical of a quadratic space

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。YUk汉语字典

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YUk汉语字典

The Classification of Quadratic Surfaces in Three-Dimensional Minkowski Space;三维Minkowski空间中二次曲面的分类YUk汉语字典

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YUk汉语字典

Research of Interpolation on Cubic NURBS Space Curve双三次NURBS空间曲面的插值研究YUk汉语字典

tangent-cone of a qualric二次曲面的切线锥面YUk汉语字典

conjugate diametral plane共轭径面 -二次曲面的YUk汉语字典

conjugate diametral planes of a quadric二次曲面的共轭径面YUk汉语字典

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YUk汉语字典

conjugate lines in a quadric二次曲面的共轭直线YUk汉语字典

bifocal chord of a quadric二次曲面的两焦点弦YUk汉语字典

We call this surface the stress quadric.我们称这个曲面为应力二次曲面。YUk汉语字典

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YUk汉语字典

Lorentzian Hypersurface in Anti De Sitter n-Space;Ads～n空间中的Lorentzian超曲面YUk汉语字典

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YUk汉语字典

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YUk汉语字典

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YUk汉语字典

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YUk汉语字典

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YUk汉语字典