Optimal bounds for Neuman-Sándor mean in terms of the convex combination of logarithmic and quadratic or contra-harmonic means

Yu‐Ming Chu, Tie‐Hong Zhao, Baoyu Liu

Journal of Mathematical Inequalities · 2014 · 65 citations · 1 references

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Abstract

In this article, we present the least values 1 , 2 , and the greatest values 1 , 2 such that the double inequalities

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