An asymptotic formula for the number of eigenvalue branches of a divergence form operator A+λB in a spectral gap of A
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Publication:4385679
DOI10.1080/03605309708821319zbMath0899.35070OpenAlexW1989796988MaRDI QIDQ4385679
Svetlana Boyarchenko, Sergei Levendorskii
Publication date: 27 October 1998
Published in: Communications in Partial Differential Equations (Search for Journal in Brave)
Full work available at URL: https://doi.org/10.1080/03605309708821319
Asymptotic distributions of eigenvalues in context of PDEs (35P20) Second-order elliptic equations (35J15)
Cites Work
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- Lower bounds for the number of eigenvalue branches for the schrödinger operator H - λ W In a Gap of H: The Case of Indefinite W
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