Modern optimization theory mainly focuses on the optional sorting, arranging, grouping and s electing of separated events.The o ptional or hypo-optional s olution o f such problem could be obtained.

• 现代优化算法主要研究用数学方法迅速寻找离散事件的最优编排、分组、次序或筛选，从而在庞大的解集中迅速找到问题的最优解或次优解。