摘要
关于共同宽容交货的单机排序问题,对于宽容区间大小给定,位置不固定的情况,给出了5条性质,证明该问题是NP-困难的.
Consided the single machine schedeling problem with a common due window.Corresponding to the following cases that the width of the due window is given and the site of the due window is free,listed five properties about it and proved it is NP-hard.
出处
《高师理科学刊》
2007年第4期4-7,共4页
Journal of Science of Teachers'College and University
基金
山东省教育厅科研基金项目(J06P04)
关键词
宽容区间
超前迟后
NP-困难
common due window
earliness-tardiness
NP-hard