本文讨论拓扑空间中子集的导集的计算问题,给出了导集的一个新的简单计算方法. This paper discusses the computation of the derived set of a set in topological spaces, and gives a new and simple method to find the derived set.
引文
[1] 熊金城.点集拓扑学讲义[M].(第4版)北京:高等教育出版社,2011.
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