Sharpening and Generalizations of Shafer's Inequality for the Arc Tangent Function

Sharpening and Generalizations of Shafer's Inequality for the Arc Tangent Function

We sharpen and generalize Shafer's inequality for the arc tangent function. From this, some known results are refined.

Bibliographic Details
Main Authors:	Feng Qi, Shi-Qin Zhang, Bai-Ni Guo
Format:	Article
Language:	English
Published:	SpringerOpen 2009-01-01
Series:	Journal of Inequalities and Applications
Online Access:	http://dx.doi.org/10.1155/2009/930294

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