特别地，三角矩阵常是十分易于驾驭的。
Triangular matrices, in particular, are usually quite tractable.
同时，关于形式三角矩阵环也有类似的同构式。
Reduced and regular properties of formal triangular matrix rings;
本文对形式三角矩阵环上的有限表示模进行了一些探讨。
In this paper, finite representation module in ring of formal triangle matrix is studied.
举个例子，如果A矩阵是上三角矩阵，你能够调整选择。
本文研究了三角矩阵代数上保持交换性的可加映射的结构。
We study in this paper the structure of additive mappings on triangular matrix algebras which preserve commutativity.
刻划了特征不为2及3的域上的上三角矩阵空间保逆矩阵的可逆加法算子的形式。
The authors characterize the forms of additive invertable operators preserving inverse matrix of the upper triangular matrix space over a field which characteristic is not 2 or 3 .
对角矩阵及三角矩阵之特征值，相似矩阵，由QR分解计算特征值，主特征值之迭代估算。
Eigenvalues of diagonal and triangular matrices, similarity transforms, calculation of eigenvalues from QR decomposition, iteratively estimating the leading eigenvalue.
实质上是将A通过初等行变换变成一个上三角矩阵，其变换矩阵就是一个单位下三角矩阵。
A substance is through the primary transformation into an upper triangular matrix, the transformation matrix is a unit lower triangular matrix.
本文刻画了整环上的全矩阵空间、对称矩阵空间和上三角矩阵空间上保持伴随矩阵的线性算子的结构。
In this paper, we characterize the linear operators preserving adjoint matrices on the Spaces of all matrices, symmetric matrices and upper triangular matrices over domain.
使用该算法可避免出现三角函数、矩阵等复杂计算。
Some tedious calculations of circular functions and matrix were avoided by this algorithm.
LU分解是一种将非奇异矩阵进行三角分解的方法，而数字图像也可以看作矩阵。
LU decomposition is a triangular decomposition approach of non-singular matrix, and the digital image can be seen as a matrix.
目的研究解决元素为三角模糊数的互补判断矩阵排序问题的新方法。
Aim To study new ranking methods of ranking problem on complementary judgment matrix with triangular fuzzy Numbers.
浮点数表示法，含部份换轴之高斯消去法，使用矩阵大小之计算尺度调整，带状及三角对角系统，LU分解。
Floating point representation, Gaussian elimination with partial pivoting, scaling of computations with matrix size, banded and tri-diagonal systems, LU decomposition.
直接法中的平方根法，就是利用对称正定矩阵的三角分解而得到的求解对称正定方程组的一种有效方法。
Square root method is one of direct methods, which is an effective method for the solution of symmetrical positive liner equations through triangle decomposition of symmetrical positive matrix.
你可以简要地说其实证明就是初等矩阵理论，三角不等式和鸽笼原理的运用。
You can say that the proof USES nothing beyond elementary matrix theory, repeated use of the triangle inequality, and the pigeonhole principle.
该文提出确定机构奇异位置的两种方法：三角化法和矩阵法。
In this paper, triangular method and matrix method have been suggested inorder to determine singular position of mechanisms.
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。
Some concepts such as triangular fuzzy number consistent complementary judgement matrix, etc., are given and a linear objective programming model is established.
然后构造出基于三角模糊数的判断矩阵，并计算出影响库房选择的各因素综合权重；
Then, the judgment matrices based on triangular fuzzy number are structured, each factor's combination weight is calculated.
在数值方面，本文还提出了利用矩阵的块结构采取顺序正交三角化的方法，减轻了内存的困难。
With respect to numerical values, it is suggested that to adopt methods of matrix block structure and sequential orthogonal triangularization, can save computer storage.
研究了决策信息以三角模糊数互补判断矩阵形式给出的多属性决策问题。
This paper studies the multi-attribute decision making problem, in which the decision information takes the form of triangular fuzzy number complementary judgement matrix.
研究了决策信息以三角模糊数互补判断矩阵形式给出的有限方案决策问题。
This paper studies the decision making problem with finite alternatives, in which the decision information takes the form of triangular fuzzy number complementary judgement matrix.
如果用这种新的形状函数，则由此计算求得的刚度矩阵，不论三角圆环有限元的位置是否靠近轴线。
The calculated rigidity matrix is convergent everywhere, including these triangular toroidal element closed to the symmetrical axis.
本文给出了上(下)三角形矩阵的一个求逆公式。
This article gives a Formula for finding inverse matrices of upper (down) triangular matrix.
本文在已有的索单元力密度矩阵的基础上推导了三角形膜单元的力密度矩阵。
On the basis of force density matrix of cable element, a force density matrix of triangle membrane element is introduced.
对于特殊矩阵的快速三角分解算法的研究，目前主要是对一些较简单的矩阵进行的。
It is mainly to some simple matrices to the research of the fast triangular factorization algorithms of special matrices up to now.
本文给出了双线性系统系数矩阵的李括号条件，在此条件下，可使双线性系统状态三角化。
Lie bracket conditions of matrices of bilinear control systems are given in the paper. Under these conditions the states of a bilinear system can be triangularized.
给出了一类上三角形矩阵可交换的充要条件，并由此得到了求其逆矩阵的一种简便方法。
The exchangeable necessary and sufficient condition is given for a class upper triangular matrixes, and out of it, we have got a simple method of obtaining inverse matrixes.
通过矩阵的初等变换可实现矩阵的满秩分解和强满秩矩阵的三角分解。
Full rank decomposition of matrix and triangular decomposition of strongly full rank can well be realized by elementary transformation method of matrix.
选定平面三角形基函数作为型函数，确定了单元方程和单元矩阵；
The triangle base function was selected as shape function, and cell equation and cell matrix were constructed.
选定平面三角形基函数作为型函数，确定了单元方程和单元矩阵；
The triangle base function was selected as shape function, and cell equation and cell matrix were constructed.
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