• 弱紧 - 引用次数：3

  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

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