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Stability estimates for obstacle scattering. (English) Zbl 0813.35071

Summary: A stability estimate is obtained for obstacle scattering and for potential scattering by strongly singular potentials which may be infinite on sets of positive measure. A new asymptotic estimate for the scattering amplitude is obtained.

MSC:

35P25 Scattering theory for PDEs
35B35 Stability in context of PDEs
78A45 Diffraction, scattering
81U05 \(2\)-body potential quantum scattering theory
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