The Fundamental Gap and One-Dimensional Collapse

DOI10.1090/conm/630/12668zbMath1349.35300OpenAlexW334641924MaRDI QIDQ2825873

Julie Rowlett, Zhiqin Lu

Publication date: 13 October 2016

Published in: Geometric and Spectral Analysis (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1090/conm/630/12668

zbMATH Keywords

triangleeigenvaluespolygonal domainDirichlet Laplaciansectorfundamental gapdegenerating domaincollapsing domain

Mathematics Subject Classification ID

PDEs in connection with fluid mechanics (35Q35) Estimates of eigenvalues in context of PDEs (35P15) Spectral problems; spectral geometry; scattering theory on manifolds (58J50) Hydro- and aero-acoustics (76Q05)

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