Normalized Laplacian spectrum of some subdivision-joins and -joins of two regular graphs

In this paper we determine the full normalized Laplacian spectrum of the subdivision-vertex join, subdivision-edge join, -vertex join, and -edge join of two regular graphs in terms of the normalized Laplacian eigenvalues of the graphs. Moreover, applying these results we find non-regular normalized...

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Bibliographic Details
Main Authors: Arpita Das, Pratima Panigrahi
Format: Article
Language:English
Published: Taylor & Francis Group 2018-12-01
Series:AKCE International Journal of Graphs and Combinatorics
Subjects:
Online Access:http://dx.doi.org/10.1016/j.akcej.2017.10.006