Abstract
We examine the smooth caustic of space-time rays in an anisotropic medium, assuming first-order tangency of the rays to the caustic. An analytical expression of the wave field near the caustic is derived.
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Translated from Zapiski Nauchnykh Seminarov Leningradskogo Otdeleniya Matematicheskogo Instituta im. V. A. Steklova AN SSSR, Vol. 148, pp. 5–12, 1985.
I would like to acknowledge the scientific supervision of Prof. V. M. Babich.
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Azhotkin, V.D. The space-time caustic of the wave field in an anisotropic medium. J Math Sci 38, 1555–1561 (1987). https://doi.org/10.1007/BF01100134
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DOI: https://doi.org/10.1007/BF01100134