NSE characterization of some Suzuki groups
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BABAI, Azam, KHATAMI, Maryam. NSE characterization of some Suzuki groups. In: Quasigroups and Related Systems, 2019, vol. 27, nr. 1(41), pp. 15-24. ISSN 1561-2848.
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Quasigroups and Related Systems
Volumul 27, Numărul 1(41) / 2019 / ISSN 1561-2848

NSE characterization of some Suzuki groups

CZU: 512.542+519.1
MSC 2010: 20D06, 20D60, 20D15.

Pag. 15-24

Babai Azam1, Khatami Maryam2
 
1 University of Qom,
2 University of Isfahan, Isfahan
 
 
Disponibil în IBN: 24 august 2019


Rezumat

Let G be a group, and e(G) be the set of element orders of G. For k 2 e(G), the number of elements of G of order k is denoted by mk(G). Set nse(G) = fmk(G) j k 2 e(G)g. Let q = 22n+1, and p = q - 1 be a Mersenne prime. In this paper, we show that if G is a group such that nse(G) = nse(Sz(q)) and p 2 e(G) but p2 =2 e(G), then G = Sz(q) or G = Sz(q) o Z2n+1.

Cuvinte-cheie
Suzuki groups, set of number of elements of the same order, prime graph

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<dc:creator>Babai, A.</dc:creator>
<dc:creator>Khatami, M.</dc:creator>
<dc:date>2019-07-01</dc:date>
<dc:description xml:lang='en'><p>Let G be a group, and e(G) be the set of element orders of G. For k 2 e(G), the number of elements of G of order k is denoted by mk(G). Set nse(G) = fmk(G) j k 2 e(G)g. Let q = 22n+1, and p = q - 1 be a Mersenne prime. In this paper, we show that if G is a group such that nse(G) = nse(Sz(q)) and p 2 e(G) but p2 =2 e(G), then G = Sz(q) or G = Sz(q) o Z2n+1.</p></dc:description>
<dc:source>Quasigroups and Related Systems 41 (1) 15-24</dc:source>
<dc:subject>Suzuki groups</dc:subject>
<dc:subject>set of number of elements of the same order</dc:subject>
<dc:subject>prime graph</dc:subject>
<dc:title>NSE characterization of some Suzuki groups</dc:title>
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