Sharp Bounds for Power Mean in Terms of Generalized Heronian Mean

For 1<r<+∞, we find the least value α and the greatest value β such that the inequality Hα(a,b)<Ar(a,b)<Hβ(a,b) holds for all a,b>0 with a≠b. Here, Hω(a,b) and Ar(a,b) are the generalized Heronian and the power means of two positive numbers a and b, respectively.

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Bibliographic Details
Main Authors: Hongya Gao, Jianling Guo, Wanguo Yu
Format: Article
Language:English
Published: Wiley 2011-01-01
Series:Abstract and Applied Analysis
Online Access:http://dx.doi.org/10.1155/2011/679201
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