Eigenvalues in gaps and decoupling by Neumann boundary conditions

DOI10.1016/0022-247X(92)90113-RzbMath0783.47063MaRDI QIDQ1206894

Rainer Hempel

Publication date: 1 April 1993

Published in: Journal of Mathematical Analysis and Applications (Search for Journal in Brave)

zbMATH Keywords

eigenvaluesspectral gapdecoupling techniques on balls

Mathematics Subject Classification ID

General topics in linear spectral theory for PDEs (35P05) Eigenvalue problems for linear operators (47A75) General theory of partial differential operators (47F05)

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Cites Work

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