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Abstract <p> The paper presents two incongruent flat simply connected domains with a visually smooth boundary for which the eigenvalues of the Dirichlet–Neumann operator, obtained using the algorithm cited in the paper, are practically identical. </p> <p> <b> DOI</b> 10.1134/S1061920825601107 </p>

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Visually Smooth Non-Congruent Flat Simply Connected Domains That Are Numerically Dirichlet–Neumann Isospectral

  • 期刊论文

  • 发表日期：

    2025年9月29日

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  • A.S. Demidov,
  • A.S. Samokhin

摘要

Abstract

The paper presents two incongruent flat simply connected domains with a visually smooth boundary for which the eigenvalues of the Dirichlet–Neumann operator, obtained using the algorithm cited in the paper, are practically identical.

DOI 10.1134/S1061920825601107