摘要In this letter, we consider a linear regression model y_i = x’_iβ+e_i, i=1.2,…,where {x_i} is a sequence of known p-vectors, β is an unknown vector, and {e_i} is a sequence of random errors, which
8Chen Xiru, Department of Mathematics Graduate School, Academia Sinica Beijing 100039, ChinaWu Yuehua, Department of Mathematics York University, TorontoZhao Lincheng, Department of Mathematics University of Science and Technology of China Heifei 230026, China.A Necessary Condition for the Consistency of LAD Estimate[J].Acta Mathematica Sinica,English Series,1996,12(3):292-297. 被引量：1
