This paper discusses some important problems including the normalized conditions of eigenvectors, the shortcomings of the matrix perturhation of complex modes and the modal expansion and non-modal expansion of the first order perturbation.
本文讨论了复模态矩阵摄动法的几个重要问题,包括特征向量的正规条件,已有的复模态矩阵摄动法的不完善之处,特征向量一阶摄动的模态展开法和非模态展开法。
Martingale Hardy spaces with 0<p≤1 under the subregularity condition;
次正规条件下0<p≤1时的鞅Hardy空间
In this paper, using real QZ technique, a standard form of the descriptor system (even if the regularize condition is not satisfied) has posed.
本文采用实QZ分解技术给出了广义系统（可以不满足正规性条件）的一种标准形，此标准形与某一状态空间形系统有相同的阶与传递函数。
A subgroup H is called conditional c-normal if there exists asubgroup N of G such that HN G and H∩N≤HG.
称有限群G的子群H为G的条件c-正规子群，如果G有正规子群N使得HN G，且H N≤H_G。
The Influence of Conditional C-normal Subgroups on the Structure of Finite Groupst;
条件c-正规子群对有限群结构的影响
THE e-PAIRS FOR MAXIMAL SUBGROUPS AND C-NORMAL SUBGROUPS;
有限群极大子群θ-子群偶与C-正规子群
The Influence of C~*-Normal Subgroups on the Structure of Finite Groups;
子群的C~*-正规性对有限群结构的影响
C~*-normal subgroups and the structure of finite groups
C~*-正规子群和有限群的结构(英文)
The influence of c-normal subgroup on the structure of super solvable group
c-正规子群对超可解群结构的影响
The Influence of C-normality and θ-pairs of Subgroups on the Structure of Finite Groups;
子群的C-正规性、θ-子群偶对有限群结构的影响
The Influence of c~*-normal Subgroups and H-Subgroups on the Structure of Finite Groups
c~*-正规子群和H-子群对有限群结构的影响
The Influence of Minimal Weakly c-normal Subgroup on the Structure of Finite Group;
极小弱c-正规子群对有限群结构的影响
Groups of order p~aq~br~c having exactly three conjugacy classes of non-normal subgroups
非正规子群的共轭类类数为3的p~aq~br~c阶群
A Sufficient Condition on Finite Group Having Normal Abelian π-complement
有限群有正规交换π-补的一个充分条件
&Conditional defines:
条件定义(&c):
The Normalizer of Hall Subgroups and the Structure of Finite Groups
Hall-子群的正规化子与有限群结构
Afinite group when its sylow groups s maximal subgroups are m-normal;
sylow子群的极大子群都在G内m-正规的有限群
The Influence of Normal Index and S-normality of Subgroups on the Structure of Finite Groups;
子群的正规指数、子群的S-正规性对有限群结构的影响
The Influence of Normal Properties and θ-pairs of Subgroups on Groups;
子群的正规性质及θ-偶对群的影响
The Number of the Orders of Non-normal Subgroups and the Structure of Finite Groups;
非正规子群阶的个数与有限群的结构
On m-Normal Subgroups in Finite Groups;
Sylow子群全是m-正规的有限群
The Influence of CS-quasinormality of Some Subgroups on the Structure of Finite Groups
CS-拟正规子群对有限群结构的影响