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Algebraic conditions for \(t\)-tough graphs. (English) Zbl 1224.05307

Summary: We give some algebraic conditions for \(t\)-tough graphs in terms of the Laplacian eigenvalues and adjacency eigenvalues of graphs.

MSC:

05C50 Graphs and linear algebra (matrices, eigenvalues, etc.)
05C75 Structural characterization of families of graphs
15A18 Eigenvalues, singular values, and eigenvectors
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References:

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