Remarks on the Second Eigenvalue of a Symmetric Simply Connected Plane Region

DOI10.1137/0519013zbMath0695.35008OpenAlexW2032245382MaRDI QIDQ3470792

Chao-Liang Shen

Publication date: 1988

Published in: SIAM Journal on Mathematical Analysis (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1137/0519013

zbMATH Keywords

multiplicityeigenvalue problemcomparison theoremnodal setssecond eigenvalues

Mathematics Subject Classification ID

Spectral theory and eigenvalue problems for partial differential equations (35P99) Oscillation, zeros of solutions, mean value theorems, etc. in context of PDEs (35B05)

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