矩阵的矩阵

The point source model for calculating transfer matrix of two-dimensional rectangular cavity has been extensively used.

计算二维矩形声腔传递矩阵的点源模型已在实际工程中取得了广泛应用，但是点源模型本身的奇异性使得传递矩阵的计算不精确。

The main contents are as follows:(1) Derive recursive Householder transformation formula for transforming the original rectangular matrix column by column into upper triangular matrix, solve the problem of fast upper triangularization of columnvariable matrix.

主要开展的工作有：（1）、导出长方矩阵逐列上三角化的递推Householder变换公式，解决了可变列矩阵的快速上三角化问题。

The reluctivity matrix is obtained by using the trigonometric function transformation and the form of coefficient matrix is simplified.

该方法利用递推公式进行三角函数的积化和差运算求取谐波平衡有限元算法中的磁阻矩阵，简化了方程组系数矩阵的形成。

We firstly introduce several common linear algorithms of fundamental matrix, and then we give the algorithm named as six point Random Sample Consensus algorithm.

首先介绍了几种常见的求基本矩阵的线性算法；然后给出基本矩阵的6点随机抽样一致算法—Random Sample Consensus。

It is shown that the self-motion is regular by the extended Jacobian method, while the self-motion is chaotic by the pseudoinverse of the Jacobian method.

研究表明：基于扩展Jacobian矩阵方法求解冗余度机器人运动学逆解时其自运动是规则的周期运动，而基于Jacobian矩阵的伪逆求解冗余度机器人运动学逆解时其自运动是混沌的

If m = n, the matrix is square, and the number of rows is the order of the matrix.

如果m=n，矩阵是正方形的，行的数量即矩阵的序。

Based on the principle of total potential energy with stationary value in elastic system dynamics and the rule of "set-in-right-position" for formulating system matrixes, the vertical vibration equation set of the high-speed train and slab track time-dependent system was established considering the vertical connecting condition between the wheel and the rail.

考虑轮轨竖向位移衔接条件，基于弹性系统动力学总势能不变值原理及形成系统矩阵的"对号入座"法则，建立了高速列车－板式轨道时变系统竖向振动矩阵方程；分析了CA砂浆的刚度和阻尼时此系统竖向振动响应的影响规律。

Then, the convergence and convergence rate of three kinds of GA above are analyzed comprehensively from the point of view of stochastic matrix and matrix eigenvalue. The general convergence analysis methods of GA by Markov chains are presented and the convergence rates are discussed emphatically.

然后，利用有限Markov链从随机矩阵和矩阵特征值两个角度全面分析了上述三种类型GA的收敛性和收敛速度，给出了利用Markov链分析GA收敛性的通用方法，重点讨论了它们的收敛速度问题。

For weak nonnegativesplittings of a singular irreducible M-matrix,the structure theorem of the iterationmatrix is also given.

同时，我们也给出了奇异不可约M-矩阵的弱非负分裂的迭代矩阵的结构定理。

And three special kind of triangular decomposition is introduced. In addition, the calculation of matrix's triangular decomposition and the application on matrix's triangular decomposition are detailedly discussed.

并介绍了三类特殊矩阵的三角分解，且对矩阵三角分解的计算及应用作了较详细的论述。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。