Ultratopologies generated by generalized topologies

被引：2
|
作者：
Császár, A [1 ]
机构：
[1] Eotvos Lorand Univ, Dept Anal, H-1117 Budapest, Hungary
来源：
ACTA MATHEMATICA HUNGARICA | 2006年 / 110卷 / 1-2期
关键词：
generalized topology; kernel operation; envelope operation; ultratopology;
D O I：
10.1007/s10474-006-0011-2
中图分类号：
O1 [数学];
学科分类号：
0701 ; 070101 ;
摘要：
It is proved a rather general version of the statement that if the union of arbitrary elements of a system lambda always belongs to lambda then the intersections of elements of lambda constitute an ultratopology ( i. e. a topology where intersections of open sets are open).
引用
收藏
页码：153 / 157
页数：5
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