A Characterization of Projective Special Unitary Group PSU(3,3) and Projective Special Linear Group PSL(3,3) by NSE

Let G be a finite group and ω(G) be the set of element orders of G. Let k∈ω(G) and mk be the number of elements of order k in G. Let nse(G)={mk|k∈ω(G)}. In this paper, we prove that if G is a finite group such that nse(G) = nse(H), where H=PSU(3,3) or...

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Main Authors: Farnoosh Hajati, Ali Iranmanesh, Abolfazl Tehranian
Format: Article
Language:English
Published: MDPI AG 2018-07-01
Series:Mathematics
Subjects:
Online Access:http://www.mdpi.com/2227-7390/6/7/120
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author Farnoosh Hajati
Ali Iranmanesh
Abolfazl Tehranian
author_facet Farnoosh Hajati
Ali Iranmanesh
Abolfazl Tehranian
author_sort Farnoosh Hajati
collection DOAJ
description Let G be a finite group and ω(G) be the set of element orders of G. Let k∈ω(G) and mk be the number of elements of order k in G. Let nse(G)={mk|k∈ω(G)}. In this paper, we prove that if G is a finite group such that nse(G) = nse(H), where H=PSU(3,3) or PSL(3,3), then G≅H.
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spelling doaj.art-52d18ec9247a4efd804c3f39f18f0d852022-12-21T17:15:14ZengMDPI AGMathematics2227-73902018-07-016712010.3390/math6070120math6070120A Characterization of Projective Special Unitary Group PSU(3,3) and Projective Special Linear Group PSL(3,3) by NSEFarnoosh Hajati0Ali Iranmanesh1Abolfazl Tehranian2Department of Mathematics, Science and Research Branch, Islamic Azad University, Tehran 14515-775, IranDepartment of Mathematics, Tarbiat Modares University, Tehran 14115-137, IranDepartment of Mathematics, Science and Research Branch, Islamic Azad University, Tehran 14515-775, IranLet G be a finite group and ω(G) be the set of element orders of G. Let k∈ω(G) and mk be the number of elements of order k in G. Let nse(G)={mk|k∈ω(G)}. In this paper, we prove that if G is a finite group such that nse(G) = nse(H), where H=PSU(3,3) or PSL(3,3), then G≅H.http://www.mdpi.com/2227-7390/6/7/120element ordernumber of elements of the same orderprojective special linear groupprojective special unitary groupsimple Kn-group
spellingShingle Farnoosh Hajati
Ali Iranmanesh
Abolfazl Tehranian
A Characterization of Projective Special Unitary Group PSU(3,3) and Projective Special Linear Group PSL(3,3) by NSE
Mathematics
element order
number of elements of the same order
projective special linear group
projective special unitary group
simple Kn-group
title A Characterization of Projective Special Unitary Group PSU(3,3) and Projective Special Linear Group PSL(3,3) by NSE
title_full A Characterization of Projective Special Unitary Group PSU(3,3) and Projective Special Linear Group PSL(3,3) by NSE
title_fullStr A Characterization of Projective Special Unitary Group PSU(3,3) and Projective Special Linear Group PSL(3,3) by NSE
title_full_unstemmed A Characterization of Projective Special Unitary Group PSU(3,3) and Projective Special Linear Group PSL(3,3) by NSE
title_short A Characterization of Projective Special Unitary Group PSU(3,3) and Projective Special Linear Group PSL(3,3) by NSE
title_sort characterization of projective special unitary group psu 3 3 and projective special linear group psl 3 3 by nse
topic element order
number of elements of the same order
projective special linear group
projective special unitary group
simple Kn-group
url http://www.mdpi.com/2227-7390/6/7/120
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