Location: Is all about Math


author: Jos Leys
author: Étienne Ghys, National Center for Scientific Research (CNRS)
author: Aurélien Alvarez, École Normale Supérieure de Lyon
published: March 15, 2010,   recorded: July 2008,   views: 3678

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Mathematician Bernhard Riemann explains the importance of proofs in mathematics. He proves a theorem on stereographic projection.

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