查询词典 augmented matrices

The cyclic symmetric conditions of node points are presented to modify the stiffness and mass matrices of the substructure.With the use of the structural cyclic symmetry and the complex constraint conditions,the eigenvalue ...

这证明复约束法既极大地减少了计算所需内存和机时，又可建立包含轮齿和轮体在内的计算模型，保证了齿轮结构特征值问题计算的完整性和准确性。

Almost defference sets have strong relationship with binary sequences with optimal 3-level autocorrelation, which are of significant applied bachground. We constructed 2 new infinite families of almost difference sets by using cyclotomy; Perfect binary sequences and perfect binary sequences pairs are of significant theoretical value and applied background, they correspond to cycle Hadamard matrices and difference sets pairs respectively.

几乎差集与具有最优3级自相关二元序列密切相关，具有强烈的应用背景，我们借助分圆方法构造了几乎差集的两个新的无穷类；最佳二进序列和最佳二进序列偶有着重要的理论价值和应用背景，它们分别对应着循环Hadamard矩阵和差集偶。

After a cubic polynomial with several elements is represents as a product of matrices , a sufficient and necessary condifion for decomposability is given , i.e.

首先介绍实数域和复数域上的二元二次多项式的分解问题，然后引入多元三次多项式分解。

In Chapter 2, using space decomposition and block operator matrices, we study the infimum and supremun of operators in a complex Hilbert space with respect to the *-order.

我们给出了存在A和B关于Gudder序的上确界A∨_G B的充要条件并且我们也具体地给出了A∨_G B。

In Chapter 3, using space decomposition and block operator matrices, we study theΓ-inverse of operators in a complex Hilbert space.

我们刻画了算子A的关于算子P和Q的Γ-广义逆A_~+存在的充要条件，并且当存在A_~+时，我们具体地给出了A_~+。

A simultaneous decomposition theorem of a matrix triplet over an arbitrary division ring F and its practical algorithm are derived based on complicated techniques of matrices.

我们导出了任意除环上三矩阵的同时分解定理，给出了其具体的算法。

Finally we study positive definiteness of product of matrices .

得出了广义正定矩阵的若干刻画和判定。

Can also be used to delete rows or columns, and alter the form of storage of some matrices matrix.

还可以用来删除行或列，和改变矩阵数据集的存储方式。

Dan also be used to delete rows or columns, and alter the form of storage of some matrices matrix.

还可以用来删去行或列，和改变矩阵数据集的储存方式。

The main contents and the contributions are as the follows:(1) The general form of the movement equations in terms of Taylor series is derived, for the first time the movement equations of electric power system is expressed by matrices, the characteristics of the coefficients of Taylor series is studied.

所得的主要研究成果如下：（1）推导了电力系统运动方程的高阶泰勒展开的一般形式，首次将电力系统状态方程的泰勒展开用矩阵表达，研究了泰勒展开系数的特性。

Who? I never heard of him, Paul said, before asking teammate James Posey if he had heard of him.

赛后，科比说，他一直都是一名非常出色的射手，今天他打得很棒。

When I joined the company, I rotated around the different sections.

我加入这个公司时，轮换过几个不同的部门。