Optimal Bounds for Neuman-Sándor Mean in Terms of the Convex Combinations of Harmonic, Geometric, Quadratic, and Contraharmonic Means

Tie-Hong Zhao, Yu-Ming Chu and Bao-Yu Liu

Abstract and Applied Analysis, 2012, vol. 2012, 1-9

Abstract:

We present the best possible lower and upper bounds for the Neuman-Sándor mean in terms of the convex combinations of either the harmonic and quadratic means or the geometric and quadratic means or the harmonic and contraharmonic means.

Date: 2012
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Persistent link: https://EconPapers.repec.org/RePEc:hin:jnlaaa:302635

DOI: 10.1155/2012/302635

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