Showing math.COShow all
3 papers · 1 filter
math.CO2026
Structural Characterizations and Algebraic Realizations of a Family of Regular Integral Graphs
Tapa Manna, Supriyo Dutta, Baby Bhattacharya
All the eigenvalues of an integral graphs are integers. Integral graphs are extremely rare. They form an asymptotically vanishing fraction among all graphs on verti…
math.CO2026
Structural and Spectral Properties of Prime Order Element Graph of Finite Abelian Groups
Tapa Manna, Supriyo Dutta, Baby Bhattacharya
Given a finite group , the \emph{Prime Order Element (POE) Graph} consists of the group elements as the vertices, and two vertices and are adjacent if and only if…
math.CO2024
Forbidden Subgraphs of Prime Order Element Graph
Tapa Manna, Angsuman Das, Baby Bhattacharya
In this paper, we study different forbidden subgraph characterizations of the prime-order element graph defined on a finite group . Its set of vertices is the group a…