余弦与正弦函数的恒等式和不等式
经典分析与常微分方程
2020-01-13 v1
摘要
获得了余弦与正弦函数的恒等式和不等式。
引用
@article{arxiv.2001.03191,
title = {Identities and inequalities for the cosine and sine functions},
author = {Iosif Pinelis},
journal= {arXiv preprint arXiv:2001.03191},
year = {2020}
}
备注
7 pages; to appear in Mathematical Inequalities & Applications