| Title:
|
Cardinalities and ranks of $\pi$-bases in topological spaces (English) |
| Author:
|
Biryukov, Petr A. |
| Language:
|
English |
| Journal:
|
Commentationes Mathematicae Universitatis Carolinae |
| ISSN:
|
0010-2628 (print) |
| ISSN:
|
1213-7243 (online) |
| Volume:
|
21 |
| Issue:
|
4 |
| Year:
|
1980 |
| Pages:
|
769-776 |
| . |
| Category:
|
math |
| . |
| MSC:
|
03E35 |
| MSC:
|
54A25 |
| MSC:
|
54A35 |
| MSC:
|
54G10 |
| idZBL:
|
Zbl 0457.54003 |
| idMR:
|
MR597766 |
| . |
| Date available:
|
2008-06-05T21:06:39Z |
| Last updated:
|
2012-04-28 |
| Stable URL:
|
http://hdl.handle.net/10338.dmlcz/106042 |
| . |
| Reference:
|
[AF] A. V. ARCHANGEL'SKIĭ V. V. FILIPPOV: Prostranstva s bazami konečnogo ranga.Mat. Sbornik 1972, 87 (129), No. 2, 147-158 (Spaces with bases of finite rank). MR 0296881 |
| Reference:
|
[B] D. BOOTH: Ultrafilters on a countable set.Ann. Math. Logic 2 (1970), 1-24. Zbl 0231.02067, MR 0277371 |
| Reference:
|
[BPS] E. BALCAR J. PELANT P. SIMON: The space of ultrafilters on N covered by nowhere dense sets.(to appear). |
| Reference:
|
[E] R. ENGELKING: General Topology.PWN, Warszawa 1977. Zbl 0373.54002, MR 0500780 |
| Reference:
|
[FG] N. J. FINE L. GILLMAN. : Extension of continuous functions.In N. Bull. Amer. Math. Soc. 66 (1960), 376-382. Zbl 0161.42203, MR 0123291 |
| Reference:
|
[GN] G. GRUENHAGE P. NYIKOS: Spaces with bases of countable rank.Gen. Top. Appl. 8 (1978), No. 3. MR 0494007 |
| Reference:
|
[J] I. JUHÁSZ: Cardinal functions in topology.Math. Centre Tracts 34, Amsterdam 1975. MR 0340021 |
| Reference:
|
[P] V. I. PONOMAREV: Spaces co-absolute with metric spaces.Russian Math. Surveys 21 (1966), No. 4, 87-113. Zbl 0169.54203, MR 0200902 |
| . |
