Title:
|
On subsets of Alexandroff duplicates (English) |
Author:
|
Mizokami, Takemi |
Language:
|
English |
Journal:
|
Commentationes Mathematicae Universitatis Carolinae |
ISSN:
|
0010-2628 (print) |
ISSN:
|
1213-7243 (online) |
Volume:
|
46 |
Issue:
|
1 |
Year:
|
2005 |
Pages:
|
125-130 |
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Category:
|
math |
. |
Summary:
|
We characterize the subsets of the Alexandroff duplicate which have a G$_\delta$-diagonal and the subsets which are M-spaces in the sense of Morita. (English) |
Keyword:
|
Alexandroff duplicate |
Keyword:
|
resolution |
MSC:
|
54B99 |
MSC:
|
54E18 |
idZBL:
|
Zbl 1121.54024 |
idMR:
|
MR2175864 |
. |
Date available:
|
2009-05-05T16:50:02Z |
Last updated:
|
2012-04-30 |
Stable URL:
|
http://hdl.handle.net/10338.dmlcz/119513 |
. |
Reference:
|
[1] Gruenhage G.: Generalized metric spaces.Handbook of Set-theoretic Topology, North-Holland, 1984, pp.423-501. Zbl 0794.54034, MR 0776629 |
Reference:
|
[2] Richardson K., Watson S.: Metrisable and discrete special resolutions.Topology Appl. 122 (2002), 605-615. Zbl 1024.54006, MR 1911703 |
Reference:
|
[3] Watson S.: The construction of topological spaces: Planks and resolutions.Recent Progress in General Topology, North-Holland, Amsterdam, 1992, pp.637-757. Zbl 0803.54001, MR 1229141 |
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