... qwm661977@126.comHuzhou Broadcast and TVUniversity, Huzhou 313000, ChinaAbstractIn this paper, we present the Schur convexity and monotonicity properties for the ratios of the Hamy and generalized Hamy ... Fn(x,r) and F∗n(x, r)are Schur concave inRn+. The mainof this paper is to investigate the Schur convexity for the functionsFn(x, r)Fn(x, r − 1) and F∗n(x, r)F∗n(x, r − 1) and ... Inequalities and Applications 2011, 2011:131http://www.journalofinequalitiesandapplications.com/content/2011/1/131Page 7 of 8RESEARC H Open AccessSchur convexity for the ratios of the Hamy and generalized...