, Volume 24, Issue 1-4, pp 117-123
Date: 06 May 2009

On instability of elliptical hetons

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Using the method of contour surgery, we examine the evolution of an initially vertically aligned elliptical heton. A classification of quasi-stable and unstable regimes for the case of two-layered vortex structure is suggested.

Communicated by H. Aref
Investigation was conducted within the framework of the European Research Group “Regular and Chaotic Hydrodynamics”.