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Projective surfaces with many skew lines

Author: Slawomir Rams
Journal: Proc. Amer. Math. Soc. 133 (2005), 11-13
MSC (2000): Primary 14J25; Secondary 14J70
Published electronically: August 20, 2004
MathSciNet review: 2085146
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Abstract: We give an example of a smooth surface ${S}_{d}\subset \mathbb{P} _{3}(\mathbb{C} )$ of degree $d$that contains $d \cdot (d-2) + 2$pairwise disjoint lines. In particular, our example shows that the degree in Miyaoka's bound is sharp.

References [Enhancements On Off] (What's this?)

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Additional Information

Slawomir Rams
Affiliation: Institute of Mathematics UJ, ul. Reymonta 4, 30-059 Kraków, Poland
Address at time of publication: Mathematisches Institut, FAU Erlangen-Nürnberg, Bismarckstrasse 1 1/2, D-91054 Erlangen, Germany

Keywords: Miyaoka's bound, skew lines
Received by editor(s): April 6, 2002
Received by editor(s) in revised form: August 27, 2003
Published electronically: August 20, 2004
Additional Notes: Partially supported by DFG contract BA 423/8-1 and the Foundation for Polish Science.
Communicated by: Michael Stillman
Article copyright: © Copyright 2004 American Mathematical Society
The copyright for this article reverts to public domain 28 years after publication.

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