On Radenković and Gutman Conjecture for certain Classes of Trees

The Radenković and Gutman conjecture establishes a relationship between the Laplacian eigenvalues of any tree \(T_n\), the star graph \(S_n\), and the path graph \(P_n\), i.e., \({LE}(P_n) \leq {LE}(T_n) \leq {LE}(S_n).\) In this paper, we prove this conjecture for a class of trees with \(n\) vertices and having diameter \(16\) to \(30\).

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Publication Details

Journal
Journal of Combinatorial Mathematics and Combinatorial Computing
Published
2024-12-31
DOI
https://doi.org/10.61091/jcmcc123-19
Primary Topic
Graph theory and applications
Type
article
Field-Weighted Citation Impact
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article

On Radenković and Gutman Conjecture for certain Classes of Trees

M. T. Rahim, Afeefa Maryam, Fawad Hussain
Journal of Combinatorial Mathematics and Combinatorial Computing
Graph theory and applications
article

On Radenković and Gutman Conjecture for certain Classes of Trees

M. T. Rahim, Afeefa Maryam, Fawad Hussain
article en

Abstract

The Radenković and Gutman conjecture establishes a relationship between the Laplacian eigenvalues of any tree \(T_n\), the star graph \(S_n\), and the path graph \(P_n\), i.e., \({LE}(P_n) \leq {LE}(T_n) \leq {LE}(S_n).\) In this paper, we prove this conjecture for a class of trees with \(n\) vertices and having diameter \(16\) to \(30\).

Journal of Combinatorial Mathematics and Combinatorial ComputingVol. 123(1)
Openalex Percentile: Top 62%
Graph theory and applications
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On Radenković and Gutman Conjecture for certain Classes of Trees — M. T. Rahim, Afeefa Maryam, et al. · Journal of Combinatorial Mathematics and Combinatorial Computing (2024) | TGRS Research Map | TGRS