A counterexample to a conjecture of Wang and Hou on signed graphs

DOI10.1016/j.laa.2019.04.033zbMath1416.05129arXiv1809.08594OpenAlexW2891555929WikidataQ122943485 ScholiaQ122943485MaRDI QIDQ2002704

Asghar Bahmani

Publication date: 12 July 2019

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

Full work available at URL: https://arxiv.org/abs/1809.08594

zbMATH Keywords

Laplacian matrixsigned graphsum of the eigenvalues

Mathematics Subject Classification ID

Graphs and linear algebra (matrices, eigenvalues, etc.) (05C50) Distance in graphs (05C12) Signed and weighted graphs (05C22)

Cites Work

• On the sum of Laplacian eigenvalues of a signed graph

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