On the collectivism and distribution of power series in its extremity section 关于幂级数在收敛区间端点的敛散性问题
Convergent power series ring 收敛幂级数环
Method for solving finite summation of k steps arithmetic progression by using power series 阶等差数列有限和的幂级数求法
Simple realization of expanding a function of operator of limited dimension into power series 有限维算符整函数幂级数展开的简单实现
The general solution of ( 5 . 122 ) is an arbitrary linear combination of a series of even powers and a series of odd powers （ 5 122 ）的通解是一个偶次幂级数和一个奇次幂级数的任意线性组合。
We apply wu - ritt method to linear partial differential equations and gave the size of solution arid formal taylor solutions 我们把它应用到线性偏微分方程上去得到了解的规模和形式幂级数解。
In the end , we study bare and pp rings of generalized power series on commutative and noncommutative rings 第四章分交换和非交换两种情况考虑了广义幂级数环上的bare性和pp性，主要是把[ 26 ，定理2
The rearrangemen characteristics of some power series and dirichlet series with the same orde of growth or type were described 对一些幂级数和dirichlet级数和函数的增长级或型保持不变的重排的特征作了综述。
To terminate a computational process in accordance with some rule , e . g . , to end the evaluation of a power series at a specified term 根据某种规则终止一个计算过程，例如，对幂级数估值时，取到指定项就停止运算。
In the second chapter , we will study pp and ps rings of ore extensions . the main work is to generalize one of the results of chan [ 12 ] 第二章研究了ore扩张的ps性和斜幂级数环上的pp性，推广了chan [ 12 ]的一个结果。
