A note on the spectra of certain skew-symmetric \(\{1,0,-1\}\)-matrices

DOI10.1016/S0012-365X(02)00402-8zbMath1008.05094OpenAlexW1966783337MaRDI QIDQ1850070

Gerhard Wesp

Publication date: 2 December 2002

Published in: Discrete Mathematics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/s0012-365x(02)00402-8

zbMATH Keywords

eigenvalueskew-symmetric matrixoriented graphschirotopeunimodular matrixPfaffian form

Mathematics Subject Classification ID

Graphs and linear algebra (matrices, eigenvalues, etc.) (05C50) Oriented matroids in discrete geometry (52C40)

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