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zbMath0415.35064MaRDI QIDQ3050862

Vesselin Petkov

Publication date: 1979

Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.

zbMATH Keywords

wave equation Fourier integral operators incident direction asymptotics of the scattering amplitude global parametrix for the mixed problem multiple reflecting rays non-convex obstacle scattering direction

Mathematics Subject Classification ID

Pseudodifferential operators as generalizations of partial differential operators (35S05) Scattering theory for PDEs (35P25) Wave equation (35L05)

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