Sums of products of Kloosterman sums modulo $p^2$
Volume 196 / 2020
Acta Arithmetica 196 (2020), 203-217
MSC: Primary 11L05; Secondary 11L07.
DOI: 10.4064/aa191215-16-1
Published online: 23 July 2020
Abstract
We prove a general version of cancellations in sums of products of Kloosterman sums the denominators of which are squares of primes.