EXTENSION THEORY AND LOCALIZATION OF RESONANCES FOR DOMAINS OF TRAP TYPE

DOI10.1070/SM1992v071n01ABEH001394zbMath0741.35053OpenAlexW2115466332MaRDI QIDQ4000551

Igor Yu. Popov

Publication date: 26 September 1992

Published in: Mathematics of the USSR-Sbornik (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1070/sm1992v071n01abeh001394

zbMATH Keywords

method of zero-radius potentials

Mathematics Subject Classification ID

Scattering theory for PDEs (35P25) Laplace operator, Helmholtz equation (reduced wave equation), Poisson equation (35J05) Dilations, extensions, compressions of linear operators (47A20) Scattering theory of linear operators (47A40)

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