Sharpening and generalizations of Shafer's inequality for the arc tangent function.

Qi, Feng, Zhang, Shi-Qin, and Guo, Bai-Ni. "Sharpening and generalizations of Shafer's inequality for the arc tangent function.." Journal of Inequalities and Applications [electronic only] 2009 (2009): Article ID 930294, 9 p.-Article ID 930294, 9 p.. <http://eudml.org/doc/130926>.

@article{Qi2009,
author = {Qi, Feng, Zhang, Shi-Qin, Guo, Bai-Ni},
journal = {Journal of Inequalities and Applications [electronic only]},
language = {eng},
pages = {Article ID 930294, 9 p.-Article ID 930294, 9 p.},
publisher = {Springer International Publishing},
title = {Sharpening and generalizations of Shafer's inequality for the arc tangent function.},
url = {http://eudml.org/doc/130926},
volume = {2009},
year = {2009},
}

TY - JOUR
AU - Qi, Feng
AU - Zhang, Shi-Qin
AU - Guo, Bai-Ni
TI - Sharpening and generalizations of Shafer's inequality for the arc tangent function.
JO - Journal of Inequalities and Applications [electronic only]
PY - 2009
PB - Springer International Publishing
VL - 2009
SP - Article ID 930294, 9 p.
EP - Article ID 930294, 9 p.
LA - eng
UR - http://eudml.org/doc/130926
ER -