symmetric space

Space-like Hypersurfaces in a locally symmetric Lorentzian manifold

局部对称洛仑兹流形的类空超曲面

Microcomputer bused Real time Modulation Method of Inverter Space Vector Symmetric PWM Signal

逆变器空间向量对称PWM信号微机实时调制方法

To solve axially symmetrical electrostatic field, the method of cylindrical function expansion is presented. The series expansion for the potential distribution in whole space with the potential distribution on the symmetric axis is derived, some examples are given.

提出了求解轴对称静电场的柱函数展开法，推导出用对称轴上的电势分布表示空间电势分布的级数展开式，并给出了求解轴对称静电场的例子。

Submanifolds with the Vanishing Normal Curvature Tensor in Locally Symmetric Space

局部对称黎曼流形中法曲率张量场消失的子流形

The defence county land use type space layout is bounded extend in heihe big axial symmetric distribution, by inside and outside ordinal it is wetland-agricultural land-desert.

高台县土地利用类型的空间布局大致以黑河为界呈轴向对称分布，由内而外依次是湿地农用地荒漠。

In this thesis we offer detailed proof of main theorem on tori which take symmetric space as the main tool.

用对称空间的有关知识给出了极大子环群定理的详细证明。

Space-like Hypersurfaces in Locally Symmetric Lorentz Spaces

局部对称Lorentz空间中的类空超曲面

A necessary and sufficient condition satisfied by decomposable elements the v~(( 2)) completely symmetric tensor space

二阶完全对称张量空间可合元素的一个充分必要条件

Generalizing a single involutive automorphism to a finite Abelian group of automorphisms of G, we obtain a homogeneous space called generalized symmetric space and some of its properties.

本文把李群的单个对合自同构推广为由李群G的一些自同构组成的有限可换群，从而决定了一个广义对称空间，并讨论了它的某些性质。

Complete space-like hypersurfaces with constant mean curvature in locally symmetric Lorentz spaces

局部对称Lorentz空间中具有常平均曲率的完备类空超曲面

The author describes those additive mappings from a second symmetric product space to another, over a? eld of characteristic not 2 or 3, which preserve decomposable elements of the form λ u · u where u is a vector and λ is a scalar.

刻划了特征不为2及3的域上所有从一个第二对称积空间到另一个的保形如λu·u（u是向量且λ是纯量）的可分解元素的加法映射。