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Proceedings of the American Mathematical Society

Published by the American Mathematical Society since 1950, Proceedings of the American Mathematical Society is devoted to shorter research articles in all areas of pure and applied mathematics.

ISSN 1088-6826 (online) ISSN 0002-9939 (print)

The 2020 MCQ for Proceedings of the American Mathematical Society is 0.85.

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Singular hypersurfaces possessing infinitely many star points
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by Filip Cools and Marc Coppens PDF
Proc. Amer. Math. Soc. 139 (2011), 3413-3422 Request permission

Abstract:

We prove that a component $\Lambda$ of the closure of the set of star points on a hypersurface of degree $d\geq 3$ in $\mathbb {P}^N$ is linear. Afterwards, we focus on the case where $\Lambda$ is of maximal dimension and the case where $X$ is a surface.
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Additional Information
  • Filip Cools
  • Affiliation: Department of Mathematics, Katholieke Universiteit Leuven, Celestijnenlaan 200B, B-3001 Leuven, Belgium
  • MR Author ID: 771467
  • Email: Filip.Cools@wis.kuleuven.be
  • Marc Coppens
  • Affiliation: Departement Industriel Ingenieur en Biotechniek, Katholieke Hogeschool Kempen, Kleinhoefstraat 4, B-2440 Geel, Belgium – and – Department of Mathematics, Katholieke Universiteit Leuven, Celestijnenlaan 200B, B-3001 Leuven, Belgium
  • Email: Marc.Coppens@khk.be
  • Received by editor(s): January 18, 2010
  • Received by editor(s) in revised form: August 19, 2010, and August 26, 2010
  • Published electronically: March 3, 2011
  • Communicated by: Lev Borisov
  • © Copyright 2011 American Mathematical Society
    The copyright for this article reverts to public domain 28 years after publication.
  • Journal: Proc. Amer. Math. Soc. 139 (2011), 3413-3422
  • MSC (2010): Primary 14J70, 14N15, 14N20
  • DOI: https://doi.org/10.1090/S0002-9939-2011-10760-3
  • MathSciNet review: 2813373