等势凝聚集

The Set of Equivalent Limit Point

本文给出等势凝聚集的概念，得到了有别于导集的若干结果，由此产生了几个新概念，并讨论了它们的基本性质。

This present article shows the concept of the set of equivalent limit point and obtains some results different from the  derived set ,thus produces few new concepts and also discusses its property.