%0 Journal Article %T The Optimal Convex Combination Bounds of Arithmetic and Harmonic Means for the Seiffert's Mean %A Chu Yu-Ming %A Qiu Ye-Fang %A Wang Miao-Kun %A Wang Gen-Di %J Journal of Inequalities and Applications %D 2010 %I Springer %X We find the greatest value and least value such that the double inequality holds for all with . Here , , and denote the arithmetic, harmonic, and Seiffert's means of two positive numbers and , respectively. %U http://www.journalofinequalitiesandapplications.com/content/2010/436457