Decomposability of permutation groups (in Russian) |
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| Author |
Taras Shevchenko National University of Kyiv
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| Abstract |
A topological group $G$ is called $\aleph$-decomposable if $G$ can be
decomposed into $\aleph$ dense subsets. If in this definition $\aleph$ is
equal to the disperse character of $G$, then $G$ is called maximally
decomposable. A group $G$ is called absolutely decomposable if it can be
decomposed into two subsets dense in every nondiscrete group topology on
$G$.
The problem of absolute (maximal) decomposability of permutation groups
endowed with the pointwise convergence topology is investigated.
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| Keywords |
topological group, maximally decomposable, absolutely decomposable, permutation groups, pointwise convergence topology
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| DOI |
doi:10.30970/ms.6.1.131-134
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Reference |
1. Протасов И.В. Абсолютно разложимые группы // Укр. мат. ж. 1996. Т.48. №3. С.383–392.
2. Малыхин В.И. Экстремально несвязные и близкие к ним группы // ДАН СССР. 1975. Т.220. №1. С.27–30. 3. Сирота С. Произведение топологических групп и экстремальная несвязность // Матем. сб. 1969. Т.79. №2. С.179–192. 4. Архангельский А.В. Канторовская теория множеств. – М.: Изд-во МГУ, 1988. 112 с. Национальный университет им. Т. Шевченко |
| Pages |
131-134
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| Volume |
6
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| Issue |
1
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| Year |
1996
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| Journal |
Matematychni Studii
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| Full text of paper | |
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