On topological groups with finite ultrafilter semigroups (in Russian) |
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| Author |
Lutsk Industrial Institute
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| Abstract |
It is proved that any countable non-discrete topological group
with finite number of converging to theunit ultrafilters
contains anopen boolean semigroup.
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| Keywords |
countable non-discrete topological group, converging ultrafilters, Boolean semigroup
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| DOI |
doi:10.30970/ms.7.2.139-144
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Reference |
1. Зеленюк Е.Г. Топологические группы с конечными полугруппами ультрафильтров // Математичні студії. Т.6. 1996. С.41–52.
2. Зеленюк Е.Г. Конечные группы в$\beta\Bbb N$ тривиальны // Киев, 1996.\ 12с. (Препр.\ / НАН Украины. Ин-т математики; 96.3). 3. Comfort W.W. Ultrafilters: some old and some new results // Bull. Amer. Math. Soc. 1997. V.83, №4. P.417–455. |
| Pages |
139-144
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| Volume |
7
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| Issue |
2
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| Year |
1997
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| Journal |
Matematychni Studii
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