Open Access

A reconsideration of Hua's inequality. Part II

  • Hiroyuki Takagi1Email author,
  • Takeshi Miura2,
  • Takahiro Hayata3 and
  • Sin-Ei Takahasi2
Journal of Inequalities and Applications20062006:21540

Received: 20 April 2006

Accepted: 16 May 2006

Published: 20 August 2006


We give a new interpretation of Hua's inequality and its generalization. From this interpretation, we know the best possibility of those inequalities.

Authors’ Affiliations

Department of Mathematical Sciences, Faculty of Science, Shinshu University, Matsumoto, Japan
Department of Basic Technology, Applied Mathematics and Physics, Yamagata University, Yonezawa, Japan
Department of Informatics, Faculty of Engineering, Yamagata University, Yonezawa, Japan


© Takagi et al. 2006

This article is published under license to BioMed Central Ltd. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.