Supported by National Natural Science Foundation of China(11661025);Science Research Foundation of Guangxi Education Department(YB2014117);Guangxi Natural Science Foundation(2018GXNSFBA281076,2017GXNSFBA198179);Guangxi Programme for Promoting Young Teachers’s Ability(2018KY0214).
设{X,X_n;n≥1}是一独立同分布的随机变量序列.如果|X_m|是新序列{|X_k|;k≤n}中的第r大元素,则令X_n^((r)=X_m.同时记部分和与修整和分别为S_n=sum from k=1 to n X_k和^((r))S_n=S_n-(X_n^((1))+…+X_n^((r))).该文在EX^2可能是无穷...