On stability in the Borg-Hochstadt theorem for periodic Jacobi matrices (Q2301868)

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On stability in the Borg-Hochstadt theorem for periodic Jacobi matrices
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    On stability in the Borg-Hochstadt theorem for periodic Jacobi matrices (English)
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    25 February 2020
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    periodic Jacobi matrices
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    spectrum
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    bands and gaps
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    Hill discriminant
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    trace formulae
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