Abstract
The suggested approach to maximizing the difference between the first and second eigenvalues of the Laplace operator is based on the introduction of nonlocal boundary conditions of a special form. It is shown that the difference can be arbitrarily large.
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Original Russian Text © I.L. Pokrovski, 2018, published in Differentsial’nye Uravneniya, 2018, Vol. 54, No. 10, pp. 1391–1398.
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Pokrovski, I.L. Eigenvalue Problem for the Laplace Operator with Nonlocal Boundary Conditions. Diff Equat 54, 1363–1370 (2018). https://doi.org/10.1134/S0012266118100075
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DOI: https://doi.org/10.1134/S0012266118100075