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Showing 2004 · math.AGShow all
2 papers · 2 filters
math.AG2004
A Terracini Lemma for osculating spaces with applications to Veronese surfaces
Edoardo Ballico, Claudio Fontanari
Here we present a partial generalization to higher order osculating spaces of the classical Lemma of Terracini on ordinary tangent spaces. As an application, we investigate the sec…
math.AG2004
On the surjectivity of the canonical Gaussian map for multiple coverings
Edoardo Ballico, Claudio Fontanari
Here we investigate the canonical Gaussian map for higher multiple coverings of curves, the case of double coverings being completely understood thanks to previous work by Duflot.…