Department of Mathematics,Sichuan University Department of Computer Science,University of Illinois at Urbana-Champaign,Department of Comptuter Science University of Illinoisat Urbana-Champaign
摘 要:
Ⅰ. Introduction Let (a_(1j), a_(2j),…, a_(t_jj_)(1≤j≤k) be sequences of length, where a_(ij)≥0 and n= be the arranged in non-dec reasingorde:and; and be the a_(ij)(1≤i≤t_j; 1≤j≤k) arranged in non-increasing order: We also write