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arxiv: 0911.4370 · v1 · submitted 2009-11-23 · 🧮 math.CO

The Finite Field Kakeya Problem

classification 🧮 math.CO
keywords kakeyaproblembesicovitchboundscontainingdeterminedirectionevery
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A Besicovitch set in AG(n,q) is a set of points containing a line in every direction. The Kakeya problem is to determine the minimal size of such a set. We solve the Kakeya problem in the plane, and substantially improve the known bounds for n greater than 4.

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