Zap. Nauchn. Sem. LOMI, 1988, Volume 173

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JOURNALS // Zapiski Nauchnykh Seminarov POMI // Archive

1988, Volume 173

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General information

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Contents

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Mathematical problems in the theory of wave propagation. Part 18

	Asymptotics of the field diffracted on a smooth convex body near the edge of a nonsingular coustic I. V. Andronov		6
	Wave propagation throgh a thin layer V. M. Babich		20
	To the Kac problem of a reconstruction of the area shape by the spectrum of the Dirichlet problem M. I. Belishev		30
	The nonlinear Schrödinger equation with variable coefficients: concentrated solution and its break M. A. Bisyarin		42
	Effect of a medium motion generated by the internal gavity wave on the point source field in the deep ocean N. S. Grigor'eva		48
	Shortwave grazing scattering of a plane wave on a smooth periodic boundary. II. Diffraction on an infinite periodic boundary V. V. Zalipaev, M. M. Popov		60
	Two-parameter asymptotic formulas for space-time Gaussian beams in an elastic media A. P. Katchalov		87
	Asymptotics of the Jost-function for the two-dimensional Schrödinger operator A. P. Katchalov, Ya. V. Kurylev		96
	Calculation of successive approximations by the space-time asymptotic Gaussian beam method N. Ya. Kirpichnikova		104
	On one waves in media, containing of loosely bonded interface P. V. Krauklis, L. A. Krauklis		113
	Wave propagation particularities in the layered models of cracked media L. A. Molotkov		123
	Waves crossing the highvelocity elastic layer N. S. Smirnova		134
	Diffraction of the plane waves on conical obstacles V. P. Smyshlyaev		142
	Concentration of solutions near the limiting ray in the neighbourhood of a boundary flex point V. P. Smyshlyaev		155
	Breaking of weak shock waves in a shallow water Hoang Van Tao		159
	Conditions of a contact of elastic media with a thin layer S. K. Tleukenov		163
	Disposition of the dispersion equation roots for a wave guide being periodical and inhomogeneous with the depth S. K. Tleukenov		167
	Dispersion of non-stationary $SV$ Rayleigh waves near the surface of an inhomogeneous elastic body Z. A. Yanson		172

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