Using twins and scaling to construct cospectral graphs for the normalized Laplacian

DOI10.13001/1081-3810.2989zbMath1327.05201arXiv1409.8329OpenAlexW1521649988MaRDI QIDQ5502155

Steve Butler

Publication date: 17 August 2015

Published in: The Electronic Journal of Linear Algebra (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1409.8329

zbMATH Keywords

scalingcospectral graphsnormalized Laplaciantwins

Mathematics Subject Classification ID

Graphs and linear algebra (matrices, eigenvalues, etc.) (05C50)

Related Items (7)

A cospectral family of graphs for the normalized Laplacian found by toggling ⋮ Unnamed Item ⋮ The normalized distance Laplacian ⋮ Constructing cospectral graphs via a new form of graph product ⋮ A geometric construction of isospectral magnetic graphs ⋮ The negative tetrahedron and the first infinite family of connected digraphs that are strongly determined by the Hermitian spectrum ⋮ Normalized Laplacian spectrum of complete multipartite graphs

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