Guo, Mei-Hui; Wei, Ching-Zong - In: Statistics & Probability Letters 18 (1993) 3, pp. 191-194
Let [phi] be a symmetric convex function from n to . Under certain conditional symmetric conditions on the random variables X1,...,Xn, the inequality:E[[phi](X1,...,Xn)] [greater-or-equal, slanted] E[maxi [less-than-or-equals, slant] i [less-than-or-equals, slant] n[phi](0,...,0, Xi, 0,...,0)]...
