Dikranjan and Giuli introduced a kind of Cech -closure operator—θ- closure, then get S(n)-θ- closed spaces which are feebly compact.
Dikranjan与Giuli引入了一种(?) ech闭包算子—θ-闭包,由此给出了一类具有弱紧性的空间—S(n)-θ-闭空间。
参考来源 - 某些拓扑空间的收敛性质·2,447,543篇论文数据,部分数据来源于NoteExpress
给出了可数强仿紧空间、亚强仿紧空间、亚弱仿紧空间以及亚强紧、亚弱紧的概念,并且讨论了它们的性质。
In this paper, we introduce the concept of a nearly strongly paracompact space, and give some characterizations of it.
本文研究了诱导极限中的弱集与紧集。
In this paper, weakly compact sets and compact sets in inductive limits are investigated.
本文给出紧致系统上弱遍历自同胚的特征值与特征函数的结构性态。
In this paper we give the properties and structure of eigenfunctions and eigenvalues of the weakly ergodic homeomorphism on compact system.
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