Eigenvalue ratios for vibrating string equations with single-well densities
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DOI: 10.1016/j.jde.2021.11.006
Abstract: In this paper, we prove the optimal upper bound λn λm ≤ ( n m )2 of vibrating string −y = λρ(x)y, with Dirichlet boundary conditions for single-well densities. The proof is based on the… read more here.
Keywords: vibrating string; eigenvalue ratios; ratios vibrating; single well ... See more keywords