1) positive series
正项级数
1.
Discriminatory method for enlarging the ratio of positive series;
正项级数的比值放大判别法
2.
The comparision to the ratio value criterion of the positive series based on p-series s convergence and divergence;
基于p级数判敛的正项级数比值判别法的比较
3.
Another new judge method of convergence of positive series;
正项级数收敛性的又一新判别法
2) series of positive terms
正项级数
1.
Extension of the test of convergence and divergence of series of positive terms;
正项级数敛散性判别法的源与流
2.
Advance on convergence test for series of positive terms;
正项级数审敛法的研究进展
3.
Generalization on convergence criterion for series of positive terms;
关于正项级数收敛性判别的一个推广
3) positive term series
正项级数
1.
A new method about discriminating convergence and divergence of positive term series;
判别正项级数敛散性的一种新方法
2.
By using the density theory of theories of numbers,the article gives the density discrimination method determining the convergence and divergence characteristic of the positive term series.
借鉴数论方法中的密率论 ,给出判别正项级数敛散性的密率判别法 ,此方法特别适用于判定一些较难或不能给出通项表达式的级数的敛散性。
3.
The discrimination of the convergence of positive term series generally is from the comparison principle, and then it compares with certain geometry series and gets the ratio test and the radical test.
对正项级数收敛性的判别,通常是从比较原则出发,进而通过与某一几何级数相比较得比式判别法和根式判别法。
4) positive progression
正项级数
1.
A new inspection method of convergence can be established by the extension of the comparison discriminant of positive progression D′ Aiembert,which can be used to test the convergence of progression that can not be tested by common methods.
将正项级数D′Aiembert比值判别法作一个推广,得出一种新的审敛法,可以判别一类常用方法不能判别的级数收敛性。
2.
In this paper, we researched into the converagence discriminating methods of the positive progression By the covergence or divergency s velocity of it We promulgated the efficiency of all kinds of the convergence discriminating methods of the positive progression.
本文讨论了正项级数审敛法,用正项级数收敛和发散速度的快慢揭示各审敛法的有效性。
5) series with positive terms
正项级数
1.
New test for convergence of series with positive terms;
正项级数敛散性一种判别方法
2.
The article introduces the convergence test for series with positive terms.
针对正项级数的敛散性判定,将进一步推广Cauchy审敛法。
6) positive convergent series
正项收敛级数
补充资料：常数项级数
一般的，如果给定一个数列,a1,a2,a3,a4,a5,a6...an...,
由这数列构成的表达式
a1+a2+a3+a4+...+an+....
叫做（常数项）无穷级数，简称（常数项）级数
记作σan=a1+a2+a3+...+an+...
其中第n项an叫做级数的一般项
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