Through setsequence is resolved into finite mutually disjunct subsets, the new method to solve the limit superior and limit inferior ofsetsequence is give.
通过将集列分成有限个互不相交的子集列，给出了求集列的上限集和下限集的新方法。
2
In this paper, we have discussed some problems about the upper semi-continuity and J-convexity of the limit mapping ofset-valued mapping sequence.