查询词典 conformable matrices

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。

The above system can be converted to a linear dynamic system with deterministic parameter matrices but state-dependent process and measurement noises.

上述的系统可转化为一个具有确定系数矩阵的线性动态系统，只是转化后的系统的过程噪声和量测噪声均依赖于状态。

By transforming the equation in phase coordinates to the equation in symmetrical components coordinates, dividing circulator nodes and non circulator nodes, and optimizing the diagonal matrices calculation, the method is developed and found to have higher calculation efficiency.

利用统一的变换公式，只需改变变换矩阵，就可以处理各种简单故障和复杂故障。同时给出了对应于常见故障的变换矩阵，并与断线故障处理方法配合，可以完成任意故障的处理。

There had been a moment during the breakfast meeting, though, after the backslapping and the small talk and when all of us were seated, with Vice President Cheney eating his eggs Benedict impassively and Karl Rove at the far end of the table discreetly checking his BlackBerry, that I witnessed a different side of the man.

那次早餐会期间，在表示过关心和寒暄以后，我们所有人坐了下来，我注意观察了一下，副总统切尼面无表情地吃着班尼迪克蛋（Eggs benedict，源自美国，以英式松饼、火腿、水煮蛋以及荷兰酱组合而成），卡尔。罗夫在餐桌的远端谨慎地经常查看他的黑莓手机，我目睹了他所不为人知的一面。

Talk Undelete failed; someone else may have undeleted the page first.

Talk 无法删除选定的页面或图像（它可能已经被其他人删除了）。