Journal of Mathematical Inequalities · Volume 8, Issue 2 A note on the Neuman-Sándor mean 08-20 Pages 287-297 DOI 10.7153/jmi-08-20 Downloads Short PDF Full PDF PNG Authors Hui Sun Tie-Hong Zhao Yuming Chu Baoyu Liu Keywords Neuman-Sándor mean harmonic mean geometric mean quadratic mean contra-harmonic mean Subject classes 26E60