On removing one point from a compact space
一般拓扑
2007-05-23 v1
摘要
If B is a compact space and B\{pt} is Lindelof then B^k\{pt} is star-Linedlof for every cardinality k. If B\{pt} is compact then B^k\{pt} is discretely star-Lindelof. In particular, this gives new examples of Tychonoff discretely star-Lindelof spaces with unlimited extent.
关键词
引用
@article{arxiv.math/0504325,
title = {On removing one point from a compact space},
author = {Gady Kozma},
journal= {arXiv preprint arXiv:math/0504325},
year = {2007}
}
备注
10 pages