Projective surfaces with many skew lines

Author:

Rams Sławomir

Abstract

We give an example of a smooth surface S d P 3 ( C ) \mathrm {S}_{d}\subset \mathbb {P}_{3}(\mathbb {C}) of degree d d that contains d ( d 2 ) + 2 d \cdot (d-2) + 2 pairwise disjoint lines. In particular, our example shows that the degree in Miyaoka’s bound is sharp.

Publisher

American Mathematical Society (AMS)

Subject

Applied Mathematics,General Mathematics

Reference5 articles.

1. Abelian surfaces of type (1,3) and quartic surfaces with 16 skew lines;Barth, W.;J. Algebraic Geom.,1994

2. Quartic surfaces with 16 skew conics;Bauer, Th.;J. Reine Angew. Math.,1995

3. How many rational points can a curve have?;Caporaso, Lucia,1995

4. The maximal number of quotient singularities on surfaces with given numerical invariants;Miyaoka, Yoichi;Math. Ann.,1984

5. Three-divisible families of skew lines on a smooth projective quintic;Rams, Sławomir;Trans. Amer. Math. Soc.,2002

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