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JOURNALS // Zhurnal Vychislitel'noi Matematiki i Matematicheskoi Fiziki // Archive

Zh. Vychisl. Mat. Mat. Fiz., 2014 Volume 54, Number 10, Pages 1608–1617 (Mi zvmmf10098)

Propagation and interaction of short waves in a homogeneous transversally isotropic elastic medium

I. N. Shchitov

St. Petersburg State University of Film and Television, ul. Pravda 13, St. Petersburg, 191119, Russia

Abstract: The Cauchy problem for the equations of motion of a homogeneous transversally isotropic elastic medium is considered. For its solution, a short-wavelength asymptotic expansion is constructed, which is also applicable near specific directions. The resonance set, i.e., the set of points at which the ray expansion cannot be used is described.

Key words: wave propagation problem, interaction of short waves, short-wavelength asymptotics, ray method.

UDC: 519.634

Received: 15.05.2012
Revised: 11.03.2014

DOI: 10.7868/S0044466914100135


 English version:
Computational Mathematics and Mathematical Physics, 2014, 54:10, 1550–1559

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© Steklov Math. Inst. of RAS, 2026