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most citedThe Product of a Generalized Quaternion Group And a Cyclic Group

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math.SP2023

Gaps between consecutive eigenvalues for compact metric graphs

David Borthwick, Evans M. Harrell, Haozhe Yu

On a compact metric graph, we consider the spectrum of the Laplacian defined with a mix of standard and Dirichlet vertex conditions. A Cheeger-type lower bound on the gap $λ_2 - λ_…