2) Eigenvalues
特征根
1.
A Computational Solution to Eigenvalues of Functional Determinants;
函数行列式特征根的一种计算机求解方法
2.
The Eigenvalues of Some Specialmatrices in Minkowski Space;
闵科夫斯基内积空间上矩阵的特征根
3.
Many methods of electro-mechanical mode eigenvalues calculation based on iterative need more exact initial values of system eigenvalues,but the existing fast calculation method ignores the resistance and the asymmetry of system matrix,so the result of estimation has some errors which maybe determine the stability of power system when the error belongs to the key weak damping mode.
现有的机电模式特征根快速估算方法在计算过程中忽略了系统电阻和系统状态矩阵的不对称性,因此会给计算结果带来一定的误差,尤其是对于一些弱阻尼关键模式,这些误差可能决定着系统的稳定性。
3) Characteristic roots
特征根
1.
This paper has derived characteristic roots of a class sparse symmetric matrix from using decreasing order method.
用降阶方法求出了一类稀疏对称矩阵的特征根及特征向量，与ＱＲ方法，直接使用Ｊａｃｏｂｉ方法相比较节省了相当大的计算量。
2.
The basic equations for the transient two phase cavitation flow are formulated and three conditions of the characteristic roots of the basic equations are discussed, namely, a.
建立了气穴瞬变流基本方程，并重点讨论了下述三种情况的基本方程的特征根问题：ａ。
3.
This paper discusses the solution of characteristic roots for a four -order analytic square matrix in a stationary coordinate axis system for victor speed control system of asynchronous motor of a flux observer.
对磁通观测器异步电机矢量调速系统中静止坐标轴系下分析系统稳定性时出现的4阶解析式正方矩阵求解特征根的方法进行探讨,提出了用I,J矩阵变换,解决了一般常规方法难以求解的问题。
4) characteristic root
特征根
1.
Matrix and the Characteristic Root of its High-time Accompany Matrix;
矩阵与其高次伴随矩阵的特征根
2.
The study on circle section of quadric surface by the characteristic root;
利用特征根研究二次曲面的圆截面问题
5) mycorrhizal characteristics
菌根特征
1.
Mycorrhizal characteristics of Dendrobium officinale were observed under microscope.
从细胞学水平上研究了人工栽培铁皮石斛的菌根特征。
6) latent root
特征根
1.
The way to solve latent root of the second order cyclic number equations;
二阶循环数列方程的特征根解法
2.
The relationship between the rank and zero latent root of real matrix is studied and proved in this paper The results and the applied example about latent root s module are given out under the conditions that the column vector group of the real matrix is nonzero direct cross and the column vector s module is equal.
研究了实矩阵的秩与其零特征根之间的关系并加以证明和应用；给出了当实矩阵的列向量组是非零正交组，且各列向量的模都相等时，它的特征根的模的结论的证明及应用。
3.
But most of them are to find the real latent root.
高阶微分方程求解方法很多，但多为求实特征根，求虚特征根的方法也是在一定范围下的解。
补充资料：主特征标
主特征标
principal character
主特征标汇州州网曲田习cter;rJIaB”“益%.paKTep]，Di-rich】et主特征标(D访c拍et pnnciPal cb址acter) 由条件 (l若(，‘，D)二1， X“又凡’一飞。若(n，D)护’定义的算术特征标x。，其中D是给定的自然数.主特征用来定义本原特征和非本原特征标的概念(见砚-rie抽et特征标(D访e比t eharacter)).
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条