DM-GAA

ISSN 1509-9415 (print version)

ISSN 2084-0373 (electronic version)

https://doi.org/10.7151/dmgaa

Discussiones Mathematicae - General Algebra and Applications

Cite Score: 0.4

SJR: 0.203

SNIP: 0.562

MCQ: 0.12

Index Copernicus: 121.02

Discussiones Mathematicae - General Algebra and Applications

Article in volume


Authors:

J. Amreen

Javeria Amreen

Department of Mathematics
CHRIST (Deemed to be University)
Bangalore-560029, India

email: javeriaamreen@res.christuniversity.in

S. Naduvath

Sudev Naduvath

Department of Mathematics
CHRIST (Deemed to be University)
Bangalore-560029, India

email: sudev.nk@christuniversity.in

Title:

On the non-inverse graph of a group

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Source:

Discussiones Mathematicae - General Algebra and Applications 42(2) (2022) 315-325

Received: 2021-04-11 , Revised: 2021-09-27 , Accepted: 2022-04-22 , Available online: 2022-10-05 , https://doi.org/10.7151/dmgaa.1392

Abstract:

Let $(G,\ast)$ be a finite group and $S=\{u \in G | u \neq u^{-1} \}$, then the inverse graph is defined as a graph whose vertices coincide with $G$ such that two distinct vertices $u$ and $v$ are adjacent if and only if either $u \ast v \in S$ or $v \ast u \in S$. In this paper, we introduce a modified version of the inverse graph, called $i^\ast$-graph associated with a group $G$. The $i^\ast$-graph is a simple graph with vertex set consisting of elements of $G$ and two vertices $x, y \in Γ$ are adjacent if $x$ and $y$ are not inverses of each other. We study certain properties and characteristics of this graph. Some parameters of the $i^\ast$-graph are also determined.

Keywords:

inverse graph, non-inverse graph

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