Digraphs with real and Gaussian spectra

DOI10.1016/0166-218X(80)90002-5zbMath0435.05027MaRDI QIDQ1140093

Frank Harary, Friedrich Esser

Publication date: 1980

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

zbMATH Keywords

digraphscompositionbinary operationsconjunctioncartesian productspectra of graphsintegral spectracospectral strong nonsymmetric digraphsgaussian integer valuesstrong regular nonsymmetric digraphs with real spectra

Mathematics Subject Classification ID

Graphs and linear algebra (matrices, eigenvalues, etc.) (05C50) Graph theory (05C99) Directed graphs (digraphs), tournaments (05C20)

Related Items (5)

Gaussian integral circulant digraphs ⋮ Spectra of digraphs ⋮ Spectral theory of products of digraphs ⋮ Unnamed Item ⋮ A method to determine algebraically integral Cayley digraphs on finite Abelian group

Cites Work

• Parallel concepts in graph theory
• On the Product of Directed Graphs
• Boolean Operations on Graphs.
• Cospectral Graphs and Digraphs
• A Theorem on Graphs, with an Application to a Problem of Traffic Control
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