Estimating the digamma and trigamma functions by completely monotonicity arguments

被引：8

作者：

Mortici, Cristinel ^{[1
]}

机构：

[1] Valahia Univ Targoviste, Dept Math, Targoviste 130082, Romania

来源：

APPLIED MATHEMATICS AND COMPUTATION | 2010年 / 217卷 / 08期

关键词：

Gamma and polygamma functions; Complete monotonicity; Inequalities; MULTIPLE GAMMA; RIEMANN ZETA; INEQUALITIES; APPROXIMATIONS; BERNOULLI; PSI;

D O I：

10.1016/j.amc.2010.10.023

中图分类号：

O29 [应用数学];

学科分类号：

070104 ;

摘要：

引用

页码：4081 / 4085

页数：5

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