Forbidden subgraphs of Co-prime graphs of finite groups

Autor: Swathi V V, M. S. Sunitha
Jazyk: angličtina
Rok vydání: 2024
Předmět:
Zdroj: Transactions on Combinatorics, Vol 14, Iss 2, Pp 109-116 (2024)
Druh dokumentu: article
ISSN: 2251-8657
2251-8665
DOI: 10.22108/toc.2024.137172.2055
Popis: For a finite group $G$ the co-prime graph $\Gamma(G)$ is defined as a graph with vertex set $G$ in which two distinct vertices $x$ and $y$ are adjacent if and only if $gcd(o(x),o(y))=1$ where $o(x)$ and $o(y)$ denote the orders of the elements $x$ and $y$ respectively. In this paper we find properties of groups whose co-prime graphs forbid graphs such as $C_4,K_{1,3},P_4$ and asteroidal triples.
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