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1
Published in 2021 at "Journal of Mathematical Sciences"
DOI: 10.1007/s10958-020-05166-5
Abstract: In this paper, we analyze conditions under which the spectrum of the Sturm–Liouville operator on a certain smooth curve is localized near a countable number of rays. In the case where the potential is piecewise…
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Keywords:
eigenvalues non;
formula distribution;
davies formula;
distribution eigenvalues ... See more keywords
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2
Published in 2022 at "Linear Algebra and its Applications"
DOI: 10.1016/j.laa.2021.10.014
Abstract: Abstract We investigate distribution of eigenvalues of growing size Toeplitz matrices [ a n + k − j ] 1 ≤ j , k ≤ n as n → ∞ , when the entries {…
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Keywords:
matrices smooth;
distribution eigenvalues;
smooth entries;
eigenvalues toeplitz ... See more keywords