We find the greatest values , and least values , such that the double inequalities and hold for all with and present some new bounds for the complete elliptic integrals. Here , , and are the arithmetic-geometric, Toader, and th Gini means of two positive numbers and , respectively.
"Inequalities between Arithmetic-Geometric, Gini, and Toader Means." Abstr. Appl. Anal. 2012 (SI12) 1 - 11, 2012. https://doi.org/10.1155/2012/830585