Adherent point

（重定向自Point of closure）

In mathematics, an adherent point (also closure point or point of closure or contact point) of a subset A of a topological space X, is a point x in X such that every open set containing x contains at least one point of $A$ . A point x is an adherent point for A if and only if x is in the closure of A.

单词	Point of closure
释义	Point of closure 原声例句《金融时报》 Podcast Barry, finally, do you think we're finally getting towards the point of closure of this whole sad affair? 巴里，最后，你认为我们终于要结束这整个悲惨事件了吗？英语百科 Adherent point （重定向自Point of closure） In mathematics, an adherent point (also closure point or point of closure or contact point) of a subset A of a topological space X, is a point x in X such that every open set containing x contains at least one point of $A$ . A point x is an adherent point for A if and only if x is in the closure of A.
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