$\sigma$-Centralizers of triangular algebras

UDC 512.5 In this paper, we characterize Lie (Jordan) $\sigma$-centralizers of  triangular algebras. More precisely, we prove that, under certain conditions, every Lie $\sigma$-centralizer of a triangular algebra can be represented as the sum of a $\sigma$-centralizer...

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Datum:2023
Hauptverfasser: Ashraf, M., Ansari, M. A.
Format: Artikel
Sprache:Englisch
Veröffentlicht: Institute of Mathematics, NAS of Ukraine 2023
Online Zugang:https://umj.imath.kiev.ua/index.php/umj/article/view/6924
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Назва журналу:Ukrains’kyi Matematychnyi Zhurnal
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Ukrains’kyi Matematychnyi Zhurnal
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author Ashraf, M.
Ansari, M. A.
Ashraf, M.
Ansari, M. A.
author_facet Ashraf, M.
Ansari, M. A.
Ashraf, M.
Ansari, M. A.
author_sort Ashraf, M.
baseUrl_str https://umj.imath.kiev.ua/index.php/umj/oai
collection OJS
datestamp_date 2023-05-14T15:30:11Z
description UDC 512.5 In this paper, we characterize Lie (Jordan) $\sigma$-centralizers of  triangular algebras. More precisely, we prove that, under certain conditions, every Lie $\sigma$-centralizer of a triangular algebra can be represented as the sum of a $\sigma$-centralizer and a central-valued mapping. Further, it is shown that every Jordan $\sigma$-centralizer of a triangular algebra is a $\sigma$-centralizer.
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spelling umjimathkievua-article-69242023-05-14T15:30:11Z $\sigma$-Centralizers of triangular algebras $\sigma$-Centralizers of triangular algebras Ashraf, M. Ansari, M. A. Ashraf, M. Ansari, M. A. Triangular algebra; $\sigma$-centralizer; Lie $\sigma$-centralizer; Jordan $\sigma$-centralizer. UDC 512.5 In this paper, we characterize Lie (Jordan) $\sigma$-centralizers of  triangular algebras. More precisely, we prove that, under certain conditions, every Lie $\sigma$-centralizer of a triangular algebra can be represented as the sum of a $\sigma$-centralizer and a central-valued mapping. Further, it is shown that every Jordan $\sigma$-centralizer of a triangular algebra is a $\sigma$-centralizer. УДК 512.5 $\sigma$-Централізатори трикутних алгебр Охарактеризовано $\sigma$-централізатори Лі (Джордана) трикутних алгебр. Більш точно, доведено, що за певних умов кожен $\sigma$-централізатор Лі трикутної алгебри можна записати як суму $\sigma$-централізатора та центральнозначного відображення.  Крім того, показано, що кожен $\sigma$-централізатор Джордана трикутної алгебри є $\sigma$-централізатором. Institute of Mathematics, NAS of Ukraine 2023-05-10 Article Article https://umj.imath.kiev.ua/index.php/umj/article/view/6924 10.37863/umzh.v75i4.6924 Ukrains’kyi Matematychnyi Zhurnal; Vol. 75 No. 4 (2023); 435 - 446 Український математичний журнал; Том 75 № 4 (2023); 435 - 446 1027-3190 en https://umj.imath.kiev.ua/index.php/umj/article/view/6924/9777 Copyright (c) 2023 Mohammad Afajal Ansari
spellingShingle Ashraf, M.
Ansari, M. A.
Ashraf, M.
Ansari, M. A.
$\sigma$-Centralizers of triangular algebras
title $\sigma$-Centralizers of triangular algebras
title_alt $\sigma$-Centralizers of triangular algebras
title_full $\sigma$-Centralizers of triangular algebras
title_fullStr $\sigma$-Centralizers of triangular algebras
title_full_unstemmed $\sigma$-Centralizers of triangular algebras
title_short $\sigma$-Centralizers of triangular algebras
title_sort $\sigma$-centralizers of triangular algebras
topic_facet Triangular algebra
$\sigma$-centralizer
Lie $\sigma$-centralizer
Jordan $\sigma$-centralizer.
url https://umj.imath.kiev.ua/index.php/umj/article/view/6924
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AT ansarima sigmacentralizersoftriangularalgebras
AT ashrafm sigmacentralizersoftriangularalgebras
AT ansarima sigmacentralizersoftriangularalgebras