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Google圖書搜尋
On the Criteria of the Applicability of Geometric Optics in Problems of Wave Propagation in Media with Slight Inhomogeneities of the Coefficient of Refraction
Valerʹi︠a︡n Ilʹich Tatarskiĭ
出版
Morris D. Friedman
, 1953
URL
http://books.google.com.hk/books?id=PgjR0AEACAAJ&hl=&source=gbs_api
註釋
There is established a criterion of the applicability of geometric options in slightly inhomogeneous media. It is proved that the conditions [Lambda] “ [Iota], {lambda] L “ [Iota]2 guarantee coincidence of the amplitudes and phases of the geometric and wave solutions.