limit point
短语[计] 极限点
词形变化
limit points
复数
limit points
释义与例句
n.
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1.
Given a subset S of a given topological space T, any point p whose every neighborhood contains some point, distinct from p, which belongs to S.
数学is an example of a function having infinitely many essential singularities with a limit point at z=0. It is an easy matter to give examples of "elementary" functions whose singularities have a countable number of limit points.
If z_0 is a limit point of S, then every ϵ-neighborhood of z_0 must contain infinitely many points of S.