期刊名称：International Journal of Mathematics and Mathematical Sciences
印刷版ISSN：0161-1712
电子版ISSN：1687-0425
出版年度：2009
卷号：2009
DOI：10.1155/2009/468290
出版社：Hindawi Publishing Corporation
摘要：We extend the results in parts I–III on certain inequalities involving the
weighted power means as well as the symmetric means. These inequalities can be largely viewed
as concerning the bounds for ratios of differences of means and can be traced back to the work of
Diananda.
