查询词典 triangular matrix

In the second chapter, firstly, the definition of triangular matrix rings Γ, which is of order 3, is introduced.

在第二章中，我们首先引入了三级三角矩阵环Γ的定义，给出了三级三角矩阵环是左阿丁环、右阿丁环、阿丁R-代数的充分必要条件。

In chapter 3,we will consider the automorphisms of triangular matrix algebras over commutative semirings.

利用矩阵的一些性质，克服了环上可逆矩阵在半环中未必可逆的难点，证明交换半环R上的n阶三角矩阵代数Tn的自同构都是内自同构。

Based on the concept of complete consistency for triangular fuzzy number complementary judgment matrix, a non-linear programming model is set up based on least variance method.

根据三角模糊数互补判断矩阵完全一致性的概念，建立了一个基于最小方差的非线性规划模型。

On this basis,we explain how QR iteration converges to a block upper triangular matrix,and then state briefly the relationship between QR algorithm and simultaneous iteration.

在此基础上，我们阐明了QR迭代是如何收敛于块上三角阵的，并简明地说明了QR算法与同时迭代之间的关系。

On the other hand, we also investigate the relation between the reduced left morphic rings and PS-rings, FS-rings and formal triangular matrix rings.

同时也讨论了约化的左morphic环与PS-环、FS-环以及形式三角矩阵环之间的关系。

Some concepts such as triangular fuzzy number consistent complementary judgement matrix, etc., are given and a linear objective programming model is established.

提出了三角模糊数一致性互补判断矩阵等概念，建立了一个线性目标规划模型。

The consistency of the uncertain number （interval number, triangular fuzzy number and trapezoidal fuzzy number） complementary judgment matrix is studied.

研究不确定数（区间数，三角模糊数和梯形模糊数）互补矩阵的一致性。

To satisfy the requirement of different users, a three-phase four-leg circuit topology inverter is investigated to balance output voltage. The transfer functions and system transfer functions matrix are deduced. Three-dimensional space voltage vector modulation strategy is analyzed. The triangular prism judgment, the tetrahedron discrimination and computational methods of space vector action time are discussed.

推导了三相四桥臂逆变器的传递函数，建立了系统传递函数矩阵；分析了三维空间电压矢量调制策略，给出了三棱柱判断、四面体的区分、各个空间矢量作用时间的计算方法，并进行了仿真和实验研究。

Suppose be an arbitrary field with at least 3 elements,T_2 be 2×2 upper triangular matrix algebras,P_2={A∈T_2:A_2=A}.

研究了矩阵空间保不变量问题中的不变量是矩阵的逆的线性算子保持问题。

At present time thesemaps have become important objectors and tools in studying operator algebras. Nestalgebras is a class of most importaut non-semisimple, non-prime and non-self adjointoperator algebras. Their finite dimensional models are upper triangular matrix algebras,but the infinite dimensional models are more complex.

本文在已有成果的基础上，研究了一些类型的算子代数上的Jordan可乘映射，Jordan-triple可乘映射，Lie-skew可乘映射，初等映射，Jordan-triple初等映射，Lie导子，Jordan导子，局部导子和局部同构及其刻画问题。

Many will continue to choose to live in duality and in conflict.

许多人将继续选择活在二元对立性和冲突中。

I find that students of the University of Physical Education all wear sportswear at first sight.

我发现：体育大学的学生乍一看，都是穿运动衣，大家都一样