Trapping obstacles with a sequence of poles on the scattering matrix converging to the real axis

zbMath0617.35102MaRDI QIDQ1821962

Mitsuru Ikawa

Publication date: 1985

Published in: Osaka Journal of Mathematics (Search for Journal in Brave)

zbMATH Keywords

scatteringscattering matrixpolesacoustic equationtrapping obstaclebounded obstacles

Mathematics Subject Classification ID

Scattering theory for PDEs (35P25) Wave equation (35L05)

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