pith. sign in

arxiv: 0803.2336 · v3 · pith:7MWRZHBLnew · submitted 2008-03-16 · 🧮 math.CO · math.CA· math.NT

On the size of Kakeya sets in finite fields

classification 🧮 math.CO math.CAmath.NT
keywords kakeyaeveryfinitesizebestboundcontainsdepends
0
0 comments X
read the original abstract

A Kakeya set is a subset of F^n, where F is a finite field of q elements, that contains a line in every direction. In this paper we show that the size of every Kakeya set is at least C_n * q^n, where C_n depends only on n. This improves the previously best lower bound for general n of ~q^{4n/7}.

This paper has not been read by Pith yet.

discussion (0)

Sign in with ORCID, Apple, or X to comment. Anyone can read and Pith papers without signing in.