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arxiv: 0909.1727 · v1 · submitted 2009-09-09 · 🧮 math.AG

Singular hypersurfaces possessing infinitely many star points

classification 🧮 math.AG
keywords casecomponentpointsstarafterwardsclosuredegreedimension
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We prove that a component of the closure of the set of star points on a hypersurface X of degree d>2 in N-dimensional projective space is linear. Afterwards, we focus on the case where the component is of maximal dimension N-2 and the case where X is a surface (i.e. N=3).

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