A decomposition of signed graphs with two eigenvalues
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Publication:5865269
DOI10.2298/FIL2006949SzbMath1499.05398MaRDI QIDQ5865269
Publication date: 13 June 2022
Published in: Filomat (Search for Journal in Brave)
signed line graphstar complementsspectrum of the adjacency matrixexceptional signed graphsigned graph decomposition
Graphs and linear algebra (matrices, eigenvalues, etc.) (05C50) Edge subsets with special properties (factorization, matching, partitioning, covering and packing, etc.) (05C70) Signed and weighted graphs (05C22)
Related Items (7)
Unit gain graphs with two distinct eigenvalues and systems of lines in complex space ⋮ Star complements for \(\pm 2\) in signed graphs ⋮ Linear ternary codes of strongly regular signed graphs ⋮ Signed (0,2)‐graphs with few eigenvalues and a symmetric spectrum ⋮ Maximal signed graphs with odd signed cycles as star complements ⋮ On eigenvalue multiplicity in signed graphs ⋮ Signed graphs whose spectrum is bounded by \(- 2\)
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- Open problems in the spectral theory of signed graphs
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