Topological semigroups of matrix units

We prove that the semigroup of matrix units is
 stable. Compact, countably compact and pseudocompact topologies τ on the infinite semigroup of matrix units Bλ such that (Bλ,τ )
 is a semitopological (inverse) semigroup are described. We prove
 the following properties of an i...

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Published in:Algebra and Discrete Mathematics
Date:2005
Main Authors: Gutik, O.V., Pavlyk, K.P.
Format: Article
Language:English
Published: Інститут прикладної математики і механіки НАН України 2005
Online Access:https://nasplib.isofts.kiev.ua/handle/123456789/157194
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Journal Title:Digital Library of Periodicals of National Academy of Sciences of Ukraine
Cite this:Topological semigroups of matrix units / O.V. Gutik, K.P. Pavlyk // Algebra and Discrete Mathematics. — 2005. — Vol. 4, № 3. — С. 1–17. — Бібліогр.: 26 назв. — англ.

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Digital Library of Periodicals of National Academy of Sciences of Ukraine
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author Gutik, O.V.
Pavlyk, K.P.
author_facet Gutik, O.V.
Pavlyk, K.P.
citation_txt Topological semigroups of matrix units / O.V. Gutik, K.P. Pavlyk // Algebra and Discrete Mathematics. — 2005. — Vol. 4, № 3. — С. 1–17. — Бібліогр.: 26 назв. — англ.
collection DSpace DC
container_title Algebra and Discrete Mathematics
description We prove that the semigroup of matrix units is
 stable. Compact, countably compact and pseudocompact topologies τ on the infinite semigroup of matrix units Bλ such that (Bλ,τ )
 is a semitopological (inverse) semigroup are described. We prove
 the following properties of an infinite topological semigroup of matrix units. On the infinite semigroup of matrix units there exists
 no semigroup pseudocompact topology. Any continuous homomorphism from the infinite topological semigroup of matrix units into
 a compact topological semigroup is annihilating. The semigroup
 of matrix units is algebraically h-closed in the class of topological
 inverse semigroups. Some H-closed minimal semigroup topologies
 on the infinite semigroup of matrix units are considered.
first_indexed 2025-12-07T16:03:40Z
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institution Digital Library of Periodicals of National Academy of Sciences of Ukraine
issn 1726-3255
language English
last_indexed 2025-12-07T16:03:40Z
publishDate 2005
publisher Інститут прикладної математики і механіки НАН України
record_format dspace
spelling Gutik, O.V.
Pavlyk, K.P.
2019-06-19T17:29:34Z
2019-06-19T17:29:34Z
2005
Topological semigroups of matrix units / O.V. Gutik, K.P. Pavlyk // Algebra and Discrete Mathematics. — 2005. — Vol. 4, № 3. — С. 1–17. — Бібліогр.: 26 назв. — англ.
1726-3255
2000 Mathematics Subject Classification: 20M15, 20M18, 22A15, 54A10, 54C25, 54D25, 54D35, 54H10.
https://nasplib.isofts.kiev.ua/handle/123456789/157194
We prove that the semigroup of matrix units is
 stable. Compact, countably compact and pseudocompact topologies τ on the infinite semigroup of matrix units Bλ such that (Bλ,τ )
 is a semitopological (inverse) semigroup are described. We prove
 the following properties of an infinite topological semigroup of matrix units. On the infinite semigroup of matrix units there exists
 no semigroup pseudocompact topology. Any continuous homomorphism from the infinite topological semigroup of matrix units into
 a compact topological semigroup is annihilating. The semigroup
 of matrix units is algebraically h-closed in the class of topological
 inverse semigroups. Some H-closed minimal semigroup topologies
 on the infinite semigroup of matrix units are considered.
The authors are deeply grateful to T. Banakh
 and I. Guran for useful discussions of the results of this paper.
en
Інститут прикладної математики і механіки НАН України
Algebra and Discrete Mathematics
Topological semigroups of matrix units
Article
published earlier
spellingShingle Topological semigroups of matrix units
Gutik, O.V.
Pavlyk, K.P.
title Topological semigroups of matrix units
title_full Topological semigroups of matrix units
title_fullStr Topological semigroups of matrix units
title_full_unstemmed Topological semigroups of matrix units
title_short Topological semigroups of matrix units
title_sort topological semigroups of matrix units
url https://nasplib.isofts.kiev.ua/handle/123456789/157194
work_keys_str_mv AT gutikov topologicalsemigroupsofmatrixunits
AT pavlykkp topologicalsemigroupsofmatrixunits