Abstract
Let $G$ be a connected graph and $\mathcal{L}$ be its normalized Laplacian matrix. Let $\lambda_1$ be the second smallest eigenvalue of $\mathcal{L}$. In this paper we studied the effect on the second smallest normalized Laplacian eigenvalue by grafting some pendant paths.
Citation
Honghai Li. Jiongsheng Li. "A Note on the Normalized Laplacian Spectra." Taiwanese J. Math. 15 (1) 129 - 139, 2011. https://doi.org/10.11650/twjm/1500406165
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