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arxiv: alg-geom/9703032 · v1 · submitted 1997-03-24 · alg-geom · math.AG

Projections of Grassmannians of lines and characterization of Veronese varieties

classification alg-geom math.AG
keywords linesgrassmannianveronesecertaincharacterizationcharacterizeconditionsdouble
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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}.

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