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arxiv: math/0604468 · v2 · pith:KCZJUVGHnew · submitted 2006-04-21 · 🧮 math.AG

On Fano-Enriques threefolds

classification 🧮 math.AG
keywords boundconedegreeenriquesfano-enriqueshyperplanemathbbprojective
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Let $U\subset \mathbb P^N$ be a projective variety which is not a cone and whose hyperplane sections are smooth Enriques surfaces. We prove that the degree of a $U$ is at most 32 and the bound is sharp.

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