讨论了一般符号模式矩阵的幂等性和广义逆。
I discuss idempotent, generalized inverses of general sign pattern matrix.
通过幂等的定义，给出了两种符号幂等模式矩阵的结构。
Meanwhile, we give two structures of the sign idempotent by the definition of idempotent.
的符号模式矩阵类定义为符号模式为A的所有实矩阵的集合。
The sign pattern matrix class of a is defined by the set of all real matrixes those sign pattern is a.
符号模式矩阵最早起源于经济学中对某些问题的定性性质的研究。
The sign pattern matrix originated some issues in the economics of the qualitative nature of the study.
符号模式矩阵理论主要研究矩阵的仅与其符号模式有关的定性性质。
The matrix theory of sign patterns mainly studies its qualitative nature of the sign pattern which is only about its elements.
根据这些定理，给出了基于MVD模式矩阵的多值依赖最小覆盖算法。
Based on these theorems, gives the minimum cover algorithm of the multivalued dependency based on the MVD schema matrix.
第一章主要是介绍符号模式矩阵的研究历史与相关基本概念，本文结论。
In the chapter 1, the author introduce the history of development and the related knowledge of the sign pattern matrix, and the main results of the paper.
第二章介绍符号模式矩阵的惯量所具有的几类重要形式以及惯量研究的动态。
In chapter two, it includes some impontant forms of sign pattern matrix inertias and research trends of inertia.
符号模式矩阵的研究起源于研究线性系统的符号稳定性与符号可解性，是由P。
The origin of sign pattern matrix is lies in study of sign-stability and sign-solvability of linear system. It was first proposed by p.
第二章通过举例介绍了两种证明符号模式矩阵是谱任意的方法——构造法和幂零-雅可比方法。
In the chapter 2, the author introduce two methods that method a sign pattern matrix is spectrally arbitrary, the structure method and Nilpotent-Jacobi method with examples.
本文基于反对称矩阵的谱集，采用正交相似变换，得到一类具有零对角的符号模式矩阵具有唯一惯量的结论。
Based on the spectral set of skew-symmetric matrix, the result that a class sign pattern matrix with zero diagonal is unique inertia was proved by using orthogonal similarity transformation.
分析了谱任意的相关结论并给出了两类符号模式，然后运用幂零雅可比方法证明了两类符号模式矩阵的谱任意性。
I analyse some conclusions of spectrum arbitrary and give two sign patterns. then I prove two classes sign pattern matrix that are spectrally arbitrary using Nilpotent-Jacobi method.
本文主要研究了符号幂等矩阵和对称符号模式矩阵的性质及它们之间的关系，特别是符号幂等矩阵的负元素的个数。
In this paper, we mainly study the sign idempotent of sign patterns, symmetric sign patterns and their relations, especially the number of negative entries that occur in sign idempotent sign pattern.
本文从分析主属性在关系模式中的特点出发，在模式矩阵及其分类的基础上，给出了一个基于矩阵的关系模式主属性的判定算法。
Following analysing the traits of the prime attribute in relation schema, an algorithm based on matrix to solve the prime problem is proposed in this paper.
矩阵查看器模式和代码也处理消息，尽管在本例中不包含这部分。
The matrix viewer schema and code also handle messages, though they were not included in this example.
XML遵循矩阵查看器模式(XSD)的数据格式。
The XML follows the data format of the matrix viewer schema (XSD).
（以50星条旗为例，每行五颗、六颗星星交替排列）对于那些可以方便的排列成矩形的星星数量-像是48颗星，可以排列成为4＊8模式-就可直接以矩阵方式排列。
(In the case of the 50-star flag, the rows alternate between six and five stars.) For numbers that conveniently arrange into rectangles—like six rows of eight for 48 stars—a simple matrix suffices.
矩阵：我们总是开始设计良好的模式。
采用会计模式和矩阵模式热经济学方法对回热循环微型燃气轮机系统进行了分析和研究。
The accounting model and matrix model of thermoeconomics are implemented to study the micro gas turbine with heat recuperator .
这些数字和矩阵都可以显示所有与搜索使用特殊的调试模式的结果。
All of these Numbers and matrices can all be displayed with the search results using a special debug mode.
在这种模式中，矢量是以矢量对的形式被贮存在存储矩阵中。
In this model the vectors are stored in a memory matrix in the form of vector pairs.
最后，用一个虚拟实例说明了阶段矩阵模式的有效性。
At last, the validity of the stage matrix model is illustrated with a virtual example.
提出了一种计算有源腔模式分布的有限元数值矩阵方法。
A numerical matrix method for calculation of optical resonator modes with media inside is proposed.
利用光学传输矩阵方法研究对称和非对称一维缺陷光子晶体的缺陷模式特性。
The mode properties of symmetric and non-symmetric one-dimensional photonic crystals with a sandwich layer defect were investigated by using the optical transmission matrix method.
采用传输矩阵法对反射模式下的微机电可调谐垂直腔半导体光放大器的波长调谐特性进行研究。
The wavelength tuning of MEMS-based tunable vertical cavity semiconductor optical amplifiers (VCSOAs) at reflection mode are studied using transfer matrix method.
运用矩阵组织模式进行管理能促进高校图书馆学科服务工作的深化。
Carries on the management using the matrix organization pattern to be able to promote the universities library discipline service work deepening.
本文介绍织物组织设计基本数学模式，用矩阵、排列和排列组合等数学方法设计织物组织。
Introduces the basic mathematical models, such as matrix, permutation, and combination, in the design of fabrics.
其次，用模式匹配和散射矩阵理论，对两种量子点接触纳米结构的电导进行了模拟计算。
Second, the conductance of quantum point contact in STM was calculated by modal matching and scattering matrices method.
其次，用模式匹配和散射矩阵理论，对两种量子点接触纳米结构的电导进行了模拟计算。
Second, the conductance of quantum point contact in STM was calculated by modal matching and scattering matrices method.
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