Projections of Grassmannians of lines and characterization of Veronese varieties

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We characterize the double Veronese embedding of P^n as the only variety that, under certain general conditions, can be isomorphically projected from the Grassmannian of lines in P^{2n+1} to the Grassmannian of lines in P^{n+1}.
14 pages Plain

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Algebraic Geometry

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http://salesiana.dossiersoluciones.com/handle/123456789/150297

Consulte el texto completo en el siguiente enlace:

https://arxiv.org/abs/alg-geom/9703032
 http://arxiv.org/abs/alg-geom/9703032

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arXiv