Notes on exceptional signed graphs
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Publication:4988840
DOI10.26493/1855-3974.1933.2dfzbMath1464.05172OpenAlexW3015661339MaRDI QIDQ4988840
Publication date: 19 May 2021
Published in: Ars Mathematica Contemporanea (Search for Journal in Brave)
Full work available at URL: https://doi.org/10.26493/1855-3974.1933.2df
adjacency matrixroot systemleast eigenvaluesigned line graphexceptional 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)
Star complements for \(\pm 2\) in signed graphs ⋮ Some relations between the skew spectrum of an oriented graph and the spectrum of certain closely associated signed graphs ⋮ Signed analogue of line graphs and their smallest eigenvalues ⋮ Linear ternary codes of strongly regular signed graphs ⋮ Signed graphs with totally disconnected star complements ⋮ Maximal signed graphs with odd signed cycles as star complements ⋮ Signed graphs whose spectrum is bounded by \(- 2\)
Cites Work
- Unnamed Item
- Signed line graphs with least eigenvalue -2: the star complement technique
- Edge-signed graphs with smallest eigenvalue greater than \(-2\)
- Signed graphs represented by \(D_{\infty}\)
- Line graphs, root systems, and elliptic geometry
- Spectra of signed graphs with two eigenvalues
- On signed graphs with two distinct eigenvalues
- Integral regular net-balanced signed graphs with vertex degree at most four
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