反对称的

Convergence of semi-iterative method was discussed by Varga, Young and HU Jia-gan when iterative matrix is symmetric. In this paper, using Chebyshev polynomial and its properties, we obtain the convergence of semi-iterative method for a class of antisymmetric iterative matrix.

本文依据Varga， Young，胡家赣书中介绍的迭代矩阵为对称阵时，半迭代法的收敛性的理论，以Chebyshev多项式及其基本性质作为基本工具，对一类反对称迭代矩阵，研究其半迭代法的收敛情况。

Results show that, the double side excitation method, compared with the traditional single side one, can inhibit the multi-mode characteristic of Lamb waves and generate fundamental symmetric and antisymmetric modes at the relatively low exciting frequency. It can heighten the exciting effect and make it easy to analyze monitoring signals.

研究结果表明：与传统的单面激励方法相比，该激励方法能够抑制Lamb波的多模式特性，在频率较低的情况下可实现基本对称或反对称模式的产生，提高了Lamb波的激励效果，便于监测信号的分析。

In this paper, a class of matrix equation AXB = C is discussed.

中文摘要：本文针对一类一般意义下的矩阵方程，即AXB=C，应用矩阵分块的技巧，并结合特定矩阵的结构特征，采用合适的分解方法，给出了它有双对称，双反对称解的充要条件以及在条件满足时的通解表达式，并给出了各自在不同情况下的最佳逼近解。

However in studying the transpose of matrix much focus has been given on the definition of symmetric matrix and anti-symmetric matrix while their properties have not been fully explored.

在高等代数中矩阵是研究问题很重要的工具，在讨论矩阵转置时给出了对称矩阵和反对称矩阵的定义，但对它们的性质研究很少。

A coding scheme is proposed to eliminate the redundancy of output vectors in pyramidal lattice vector quantization .

并证明了，存在唯一的滤波长度为5的对称双正交小波，不存在滤波长度为5的反对称双正交小波。

In this paper, we study in detail some basic properties of network state graphs such as the number of components of a network which is equal to the sum of the numbers of stable states and cyclic stable state, and the network state graphs of symmetrical and antisymmetrical discrete neural networks in a fully parallel mode.

在这篇文章里，比较详细地讨论了网络状态图的一些基本性质，诸如网络的分支数等于网络稳定吸引子与环吸引子数目之和对称离散神经网络、反对称离散神经网络在全并行运行条件下网络状态图的结构特征等。

Ni6 cluster is an octahedron belonging to Oh point group. Its 3Eg orbital presents strong negative exchange coupling and has a trend of antiferromagnetic couplings. Ni5 cluster is of three-side pyramidal structure belonging to point group C3v. The magnetic moment direction of Ni atom lying on vertex of the pyramid is antiparallel to the moment direction of the Ni atoms lying on underside of the pyramid, which present the characteristic of ferrimagnetic couplings.

具有Oh点群对称的八面体原子簇Ni6的3Eg轨道上存在很强的负交换耦合，呈现反铁磁耦合趋势；具有C3v点群对称的三边金字塔结构的原子簇Ni5位于塔顶点的Ni原子与基面上的Ni原子磁矩方向相反，但大小不等，呈现出亚铁磁交换耦合特征。

A simplified mathematical model for solving construction machinery outriggers reaction calculation problems is developed.

基于变形设计中小型工程机械支腿反力的求解问题，给出了非完全对称支腿支反力计算的简化数学模型，用此数学模型对模拟试验样车进行了计算。

The Laser Raman Microprobe study of these quenching melts has obviously shown that within the high frequency region (900~1200cm-1), the higher the pressure, the smaller the frequency of T-Onb symmetry and antisymmetry stretching vibration.

其激光拉曼微探针研究表明：随压力增大，T-Onb在高频区(900~1200cm-1)的对称和反对称伸缩振动频率明显减小；过铝质熔体中存在六配位铝，且随压力增大，铝的配位数可能有从四配位向六配位转化的倾向。

The superposition is formed between the bound state and the autoionization state for the intense Rabi frequencies. The population of symmetric superposition is the same to that of asymmetric superposition, and the both are modulated by the delay tune.

由于中间激发态和自电离态之间的Rabi频率较大而形成了叠加态，对叠加态的分析显示，粒子在对称叠加态和反对称叠加态上的布居完全相同，并且受到延迟时间的调制。

I am accused of being overreligious," she said in her quiet, frank manner,"but that does not prevent me thinking the children very cruel who obstinately commit such suicide.""

客人们在卡罗利娜·埃凯家里，举止就文雅一些，因为卡罗利娜的母亲治家很严厉。

Designed by French fashion house Herm è s, this elegant uniform was manufactured in our home, Hong Kong, and was the first without a hat.

由著名品牌 Herm è s 设计，这件高贵的制服是香港本土制造，是我们第一套不配帽子的制服。