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On the enclosed crest angle of the limiting profile of standing waves. (English) Zbl 1074.76521

Summary: We derive local solutions of standing waves analytically. They show that the enclosed crest angle of the limiting standing wave is 90\(^\circ\) and the limiting wave has a sharp corner only at a certain instant when the velocity in the whole region is zero. We have found that the crest of the limiting wave is not a singular point but a saddle point for pressure distribution.

MSC:

76B15 Water waves, gravity waves; dispersion and scattering, nonlinear interaction
Full Text: DOI

References:

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