Displaying similar documents to “Large equiangular sets of lines in euclidean space.”

Signed graphs with at most three eigenvalues

Farzaneh Ramezani, Peter Rowlinson, Zoran Stanić (2022)

Czechoslovak Mathematical Journal

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We investigate signed graphs with just 2 or 3 distinct eigenvalues, mostly in the context of vertex-deleted subgraphs, the join of two signed graphs or association schemes.