
We evaluate the average of cubic and quartic Dirichlet character sums with the modulus going up to a size comparable to the length of the individual sums. This generalizes a result of Conrey, Farmer and Soundararajan on quadratic Dirichlet character sums.
12 pages
anzsrc-for: 4904 Pure mathematics, Mathematics - Number Theory, anzsrc-for: 4903 Numerical and Computational Mathematics, 11L40, quartic Dirichlet character, 530, anzsrc-for: 0101 Pure Mathematics, Estimates on character sums, cubic Dirichlet character, 510, 11L05, anzsrc-for: 49 Mathematical Sciences, anzsrc-for: 0103 Numerical and Computational Mathematics, 4903 Numerical and Computational Mathematics, 49 Mathematical Sciences, FOS: Mathematics, Number Theory (math.NT), Gauss and Kloosterman sums; generalizations
anzsrc-for: 4904 Pure mathematics, Mathematics - Number Theory, anzsrc-for: 4903 Numerical and Computational Mathematics, 11L40, quartic Dirichlet character, 530, anzsrc-for: 0101 Pure Mathematics, Estimates on character sums, cubic Dirichlet character, 510, 11L05, anzsrc-for: 49 Mathematical Sciences, anzsrc-for: 0103 Numerical and Computational Mathematics, 4903 Numerical and Computational Mathematics, 49 Mathematical Sciences, FOS: Mathematics, Number Theory (math.NT), Gauss and Kloosterman sums; generalizations
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