sub series

In the paper,a major goal of the research on the set of the sum of sub series of convergent series is to investigate its structure.

主要讨论了收敛级数的子级数和集的结构,得到了绝对收敛的子级数和集的一些有价值的性质,并首次给出了它的构造性证明。

Vector-valued multiplier convergence of operator series;

算子级数的向量值乘数收敛(英文)

A theorem on uniform convergence of operator series;

关于算子级数赋值一致收敛的一个定理

The characteristic of c0(X)-evaluation uniform convergence of operator series is obtained in this paper.

给出了(X,L(X,Y))中算子级数的c0(X)-赋值一致收敛的特征。

This paper introduced the differentiator series method to solve the group of linear ordinary differential equation with free term fi(t)∈ eλ t pm(t)(λ ∈ z,pm(t) is polynomial of degree m) first,the theories of solution were introduced,next,examples.

用微分算子级数法求解自由项为ｆｉ（ｔ）∈ｅλｔｐｍ（ｔ）的线性微分方程组（λ∈Ｚ，ｐｍ（ｔ）是ｔ的ｍ次多顶式）。

In this paper, introduced the Differentiator Series Method to solve the five-dimensional wave equation problem.

本文介绍解五维波动问题的微分算子级数法。

By using differentiator series method,the formula of partial integration is obtained.

用微分算子级数法得到分部积分公式，使一类积分计算变得十分简单。