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Buletinul Academiei de Ştiinţe a Republicii Moldova. Matematica, 2020, Number 1, Pages 63–74 (Mi basm523)  

This article is cited in 1 scientific paper (total in 1 paper)

Research articles

On the number of topologies on countable skew fields

V. I. Arnautova, G. N. Ermakovab

a Vladimir Andrunachievici Institute of Mathematics and Computer Science, 5 Academiei str., MD-2028, Chisinau Moldova
b Transnistrian State University, 25 October str., 128, Tiraspol, 278000 Moldova
Full-text PDF (137 kB) Citations (1)
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Abstract: If a countable skew field $ R $ admits a non-discrete metrizable topology $ \tau _0 $, then the lattice of all topologies of this skew fields admits:
– Continuum of non-discrete metrizable topologies of the skew fields stronger than the topology $ \tau _0 $ and such that $ \sup \{\tau _1, \tau _2 \} $ is the discrete topology for any different topologies $ \tau_1$ and $\tau _2 $;
– Continuum of non-discrete metrizable topologies of the skew fields stronger than $ \tau _0 $ and such that any two of these topologies are comparable;
– Two to the power of continuum of topologies of the skew fields stronger than $ \tau _0 $, each of them is a coatom in the lattice of all topologies of the skew fields.
Keywords and phrases: countable skew fields, topological skew fields, Hausdorff topology, basis of the filter of neighborhoods, number of topologies on countable skew fields, lattice of topologies on skew fields.
Received: 28.01.2020
Document Type: Article
MSC: 22A05
Language: English
Citation: V. I. Arnautov, G. N. Ermakova, “On the number of topologies on countable skew fields”, Bul. Acad. Ştiinţe Repub. Mold. Mat., 2020, no. 1, 63–74
Citation in format AMSBIB
\Bibitem{ArnErm20}
\by V.~I.~Arnautov, G.~N.~Ermakova
\paper On the number of topologies on countable skew fields
\jour Bul. Acad. \c Stiin\c te Repub. Mold. Mat.
\yr 2020
\issue 1
\pages 63--74
\mathnet{http://mi.mathnet.ru/basm523}
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  • This publication is cited in the following 1 articles:
    Citing articles in Google Scholar: Russian citations, English citations
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    Buletinul Academiei de Ştiinţe a Republicii Moldova. Matematica
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