2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/167369Our previous theorems on exponential sums often did not apply or did not give sharp results when certain powers of a variable appearing in the polynomial were divisible by p. We remedy that defect in this paper by systematically applying "p-power reduction," making it possible to strengthen and extend our earlier results.21 pagesNumber TheoryAlgebraic Geometry11L07; 11T23; 14F30text