Sharpening and generalizations of Shafer's inequality for the arc tangent function
Classical Analysis and ODEs
2010-07-12 v1
Abstract
In this paper, we sharpen and generalize Shafer's inequality for the arc tangent function. From this, some known results are refined.
Keywords
Cite
@article{arxiv.0902.3298,
title = {Sharpening and generalizations of Shafer's inequality for the arc tangent function},
author = {Feng Qi and Bai-Ni Guo},
journal= {arXiv preprint arXiv:0902.3298},
year = {2010}
}