Zap. Nauchn. Sem. LOMI, 1981, Volume 104

JOURNALS // Zapiski Nauchnykh Seminarov POMI // Archive

1981, Volume 104

Contents

Mathematical problems in the theory of wave propagation. Part 11

	On complex ray solutions and eigenfunctions concentrated in a neighbourhood of the closed geodesic V. M. Babich, V. V. Ulin		6
	On the uniqueness of the stationary acoustic problem's solution of the supported plates B. P. Belinskii		14
	The optic theorem for the waves scattering in an elastic plate B. P. Belinskii		20
	A short-wave diffraction on the screen with variable transparency I. Y. Bylyi		24
	The two-scales expansions method for the refractive waveguide V. S. Buldyrev, N. S. Grigor'ev		33
	The field of radiation of whispering gallery waves over the concave-convex boundary V. S. Buldyrev, A. I. Lanin		49
	A combined representation of an acoustic field in the underwater sound channel and asymptotic summation of normal modes V. S. Buldyrev, M. I. Yavor		66
	Justification of asymptotic formula for the solutions of perturbed Fock–Klein–Gordon equation S. A. Vakulenko		84
	The asymptotic of fundamental solution of the Caucny problem for the second order hyperbolic equation with a large parameter Yu. P. Danilov		93
	Calculation of corrections to the Fock's asymptotic formula for the wave field in a neighbourhood of surfaces of circular cylinder and a sphere V. I. Ivanov		102
	Excitation of modulated waves in inhomogenious media A. P. Kiselev		111
	Asymptotics of some functions generalizing the Euler gamma-function M. A. Kovalevsky		123
	On the point source on the domain's boundary Ya. V. Kurylev		130
	Comparison Kirchhoff's method and the method of parabolic equation in the whispering gallery waves problem in a vicinity of flex point: of the boundary A. I. Lanin		139
	Behaviour of the whispering gallery rays in a vicinity of a point where curvature of the boundary vanishes A. I. Lanin, M. M. Popov		146
	A finite expression of characteristic matrices of slightly bent elastic layers L. A. Molotkov		156
	Asymptotic solutions of the second order system of differential equations concentrated in a vicinity of a ray V. E. Nomofilov		170
	Quasi-stationary Stoneley waves V. E. Nomofilov		180
	New method of computation of wave fields in high frequency approximation M. M. Popov		195
	Degeneration and resonance phenomena in the wave propagation problems A. S. Starkov		217
	Interference $SH$ waves in transversely isotropic inhomogeneous half space N. V. Zepelev		228