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Uploaded on Nov 16, 2007
A video from the American Mathematical Society's Feature Column "Lorenz and Modular Flows: A Visual Introduction" by Etienne Ghys and Jos Leys, showing projections of the Riemann sphere. (Riemann is the person pictured.) See other cool videos by Ghys and Leys at http://www.ams.org/featurecolumn/arch... .