On the spectral characterization of the \(p\)-sun and the \((p, Q)\)-double sun

DOI10.1016/j.laa.2021.11.010zbMath1480.05084OpenAlexW3217348151MaRDI QIDQ2069859

Vilmar Trevisan, Luiz Emilio Allem, Lucas G. M. da Silveira

Publication date: 21 January 2022

Published in: Linear Algebra and its Applications (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/j.laa.2021.11.010

zbMATH Keywords

adjacency matrixcospectral graphsdouble sun treesun tree

Mathematics Subject Classification ID

Graphs and linear algebra (matrices, eigenvalues, etc.) (05C50) Eigenvalues, singular values, and eigenvectors (15A18) Vector spaces, linear dependence, rank, lineability (15A03)

Cites Work

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• Spektren endlicher Grafen
• Starlike trees are determined by their Laplacian spectrum
• Which graphs are determined by their spectrum?
• On the spectral characterization of T-shape trees
• Laplacian energy of diameter 3 trees
• On Randić energy
• No starlike trees are cospectral
• On the nullity of graphs with pendant trees

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