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Sibirskie Èlektronnye Matematicheskie Izvestiya [Siberian Electronic Mathematical Reports], 2013, Volume 10, Pages 436–442
(Mi semr423)
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Mathematical logic, algebra and number theory
On the commutation graph of cyclic $TI$-subgroup in a symmetric group
N. D. Zyulyarkina South Ural State University, Chelyabinsk
Abstract:
We study the commutation graph $\Gamma _G(A)$ of cyclic $TI$-subgroup A of order 4 in a finite group $G$ with quasisimple generalized Fitting subgroup $F^*(G)$. It is proved that, if $F^*(G)$ is a covering group for $A_n$, then the graph $\Gamma _G(A)$ is edge-regular but not coedge-regular graph.
Keywords:
finite group, cyclic $TI$-subgroup, commutation graph.
Received May 1, 2013, published May 22, 2013
Citation:
N. D. Zyulyarkina, “On the commutation graph of cyclic $TI$-subgroup in a symmetric group”, Sib. Èlektron. Mat. Izv., 10 (2013), 436–442
Linking options:
https://www.mathnet.ru/eng/semr423 https://www.mathnet.ru/eng/semr/v10/p436
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Abstract page: | 209 | Full-text PDF : | 52 | References: | 43 |
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