Irresolvable countable spaces of weight less than

Viacheslav I. Malykhin

Commentationes Mathematicae Universitatis Carolinae (1999)

  • Volume: 40, Issue: 1, page 181-185
  • ISSN: 0010-2628

Abstract

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We construct in Bell-Kunen’s model: (a) a group maximal topology on a countable infinite Boolean group of weight 1 < and (b) a countable irresolvable dense subspace of 2 ω 1 . In this model = ω 1 .

How to cite

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Malykhin, Viacheslav I.. "Irresolvable countable spaces of weight less than $\mathfrak {C}$." Commentationes Mathematicae Universitatis Carolinae 40.1 (1999): 181-185. <http://eudml.org/doc/248397>.

@article{Malykhin1999,
abstract = {We construct in Bell-Kunen’s model: (a) a group maximal topology on a countable infinite Boolean group of weight $\aleph _1 < \{\mathfrak \{C\}\}$ and (b) a countable irresolvable dense subspace of $2^\{\omega _1\}$. In this model $\{\mathfrak \{C\}\}=\aleph _\{\omega _1\}$.},
author = {Malykhin, Viacheslav I.},
journal = {Commentationes Mathematicae Universitatis Carolinae},
keywords = {resolvability; irresolvability; Martin’s Axiom; a space of weight less than $\mathfrak \{C\}$; irresolvable space},
language = {eng},
number = {1},
pages = {181-185},
publisher = {Charles University in Prague, Faculty of Mathematics and Physics},
title = {Irresolvable countable spaces of weight less than $\mathfrak \{C\}$},
url = {http://eudml.org/doc/248397},
volume = {40},
year = {1999},
}

TY - JOUR
AU - Malykhin, Viacheslav I.
TI - Irresolvable countable spaces of weight less than $\mathfrak {C}$
JO - Commentationes Mathematicae Universitatis Carolinae
PY - 1999
PB - Charles University in Prague, Faculty of Mathematics and Physics
VL - 40
IS - 1
SP - 181
EP - 185
AB - We construct in Bell-Kunen’s model: (a) a group maximal topology on a countable infinite Boolean group of weight $\aleph _1 < {\mathfrak {C}}$ and (b) a countable irresolvable dense subspace of $2^{\omega _1}$. In this model ${\mathfrak {C}}=\aleph _{\omega _1}$.
LA - eng
KW - resolvability; irresolvability; Martin’s Axiom; a space of weight less than $\mathfrak {C}$; irresolvable space
UR - http://eudml.org/doc/248397
ER -

References

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  1. El'kin A.G., Resolvable spaces which are not maximally resolvable, Bull. Moscow Univ. Ser. Math. Mech. 24 (1969), 66-70. (1969) Zbl0183.51204MR0256331
  2. Bell M., Kunen K., On the π -character of ultrafilters, C.R. Math. Rep. Acad. Sci. Canada 3 (1981), 351-356. (1981) Zbl0475.54001MR0642449
  3. Hewitt E., A problem of set-theoretic topology, Duke Math. J. 10 (1943), 309-333. (1943) Zbl0060.39407MR0008692
  4. Kunen K., Set Theory, The Introduction to Independence Proofs, North Holland Publ. Co. Amsterdam-New York, 1980. MR0597342
  5. Malykhin V.I., Extremaly disconnected and nearly extremaly disconnected groups, Soviet Math. Dokl. 16 (1975), 21-25. (1975) 

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