On frame's inequalities

作者：Zhu L · 发表于：Journal of inequalities and applications · 年份：2018 · DOI：10.1186/s13660-018-1687-x · 研究领域：Circular functions、Cusa–Huygens inequalities、Frame’s inequalities、Hyperbolic functions

In this paper, the errors of the two inequalities in Theorem 3.4.20 in the classic "Analytic Inequalities" by Mitrinovic are corrected, and the corresponding inequalities for circular functions and hyperbolic functions are rebuilt.