The Quasi Geostrophic Ellipsoidal Model (ELM)
by  D.G. Dritschel,  J.N. Reinaud  &  W.J. McKiver
Mathematical Institute
University of St Andrews
Scotland
equal volume, equal vorticity, horizontally aligned ellipsoids in mutual equilibrium
A Brief History of ELM :

Gallery : illustrations of ELM and CASL simulations for two vortices:


Further documentation :

A provisional reference document describing the mathematical derivation of the model may be obtained here in pdf format (386Kb)  and here as gzipped postscript file (125Kb).

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Last modified : Dec 13th 2002.

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