Exponential sums over small subgroups, revisited
Number Theory
2024-01-30 v2 Combinatorics
Abstract
This is an expository account of the proof of the theorem of Bourgain, Glibichuk and Konyagin which provides non-trivial bounds for exponential sums over very small multiplicative subgroups of prime finite fields.
Keywords
Cite
@article{arxiv.2401.04756,
title = {Exponential sums over small subgroups, revisited},
author = {Emmanuel Kowalski},
journal= {arXiv preprint arXiv:2401.04756},
year = {2024}
}
Comments
v2; 22 pages, survey paper; minor corrections and added references, in particular to work of Shkredov