Qi’s conjectures on completely monotonic degrees of remainders of asymptotic formulas of di- and trigamma functions

Journal of inequalities and applications

article

Ai-Min Xu¹  Zhong-Di Cen¹ 

[1] Institute of Mathematics, Zhejiang Wanli University

关键词: Complete monotonicity;    Completely monotonic degree;    Digamma function;    Trigamma function;    Asymptotic formula;   

DOI  :  10.1186/s13660-020-02345-5

学科分类：电力

来源: SpringerOpen

【 摘 要 】

Several conjectures posed by Qi on completely monotonic degrees of remainders for the asymptotic formulas of the digamma and trigamma functions are proved.

【 授权许可】

CC BY