A short note on the multiplicative energy of the spectrum of a set

2018/05/26 by Shkredov, Ilya D.
#Combinatorics (math.CO) #FOS: Mathematics #Number Theory (math.NT)

paper · doi:10.48550/arxiv.1805.10468

Abstract

We obtain an upper bound for the multiplicative energy of the spectrum of an arbitrary set from \mathbbF_p, which is the best possible up to the results on exponential sums over subgroups.

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