Splitting -covers
Commentationes Mathematicae Universitatis Carolinae (1997)
- Volume: 38, Issue: 2, page 375-378
- ISSN: 0010-2628
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topJust, Winfried, and Tanner, Andreas. "Splitting $\omega $-covers." Commentationes Mathematicae Universitatis Carolinae 38.2 (1997): 375-378. <http://eudml.org/doc/248071>.
@article{Just1997,
abstract = {The authors give a ZFC example for a space with $\text\{\it Split\}\hspace\{0.8pt\}(\Omega , \Omega )$ but not $\text\{\it Split\}\hspace\{0.8pt\}(\Lambda , \Lambda )$.},
author = {Just, Winfried, Tanner, Andreas},
journal = {Commentationes Mathematicae Universitatis Carolinae},
keywords = {$\omega $-cover; $\lambda $-cover; $\text\{\it Split\}\hspace\{0.8pt\}(\Omega , \Omega )$; $\text\{\it Split\}\hspace\{0.8pt\}(\Lambda , \Lambda )$; ultrafilter; large cover; -cover; ; ; ultrafilter; -Lindelöf space},
language = {eng},
number = {2},
pages = {375-378},
publisher = {Charles University in Prague, Faculty of Mathematics and Physics},
title = {Splitting $\omega $-covers},
url = {http://eudml.org/doc/248071},
volume = {38},
year = {1997},
}
TY - JOUR
AU - Just, Winfried
AU - Tanner, Andreas
TI - Splitting $\omega $-covers
JO - Commentationes Mathematicae Universitatis Carolinae
PY - 1997
PB - Charles University in Prague, Faculty of Mathematics and Physics
VL - 38
IS - 2
SP - 375
EP - 378
AB - The authors give a ZFC example for a space with $\text{\it Split}\hspace{0.8pt}(\Omega , \Omega )$ but not $\text{\it Split}\hspace{0.8pt}(\Lambda , \Lambda )$.
LA - eng
KW - $\omega $-cover; $\lambda $-cover; $\text{\it Split}\hspace{0.8pt}(\Omega , \Omega )$; $\text{\it Split}\hspace{0.8pt}(\Lambda , \Lambda )$; ultrafilter; large cover; -cover; ; ; ultrafilter; -Lindelöf space
UR - http://eudml.org/doc/248071
ER -
References
top- Just W., Miller A., Scheepers M., Szeptycki P., The combinatorics of open covers, Topology and its Applications, to appear. Zbl0870.03021
- Moschovakis Y.N., Descriptive Set Theory, North Holland, 1980. MR0561709
- Bartoszyński T., Judah H., Set Theory, A.K. Peters, 1995. MR1350295
- Blass A., A model without ultrafilters, Bull. Acad. Polon. Sci. 25 (1977), 4 329-331. (1977) Zbl0365.02054MR0476510
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