G'abor HegedHus

activity

20162018

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Showing 2018Show all

2 papers · 1 filter

math.CO2018

About sunflowers

Gábor Hegedűs

Alon, Shpilka and Umans considered the following version of usual sunflower-free subset: a subset $\mbox{$\cal F$}\subseteq \{1,\ldots ,D\}^n$ for $D > 2$ is sunflower-free if for ev…

math.NT2018

Difference sets and power residues

Gábor Hegedűs

Let $p \geq 3$ be a prime and $n \geq 1$ be an integer. Let $K \subseteq F_{p}$ denote a fixed subset with $0 \in K$ . Let $A \subseteq (F_{p})^{n}$ be an arbitrary subse…