1 citations · 1 across the 2 of their papers we have counts for
3 papers
math.NT2020★ 1 cited
Density of power-free values of polynomials II
Kostadinka Lapkova, Stanley Yao Xiao
In this paper we prove that polynomials of degree , satisfying certain hypotheses, take on the expected density of…
math.NT2020
A stratification result for an exponential sum modulo
Kostadinka Lapkova, Stanley Yao Xiao
In this note we consider algebraic exponential sums over the values of homogeneous nonsingular polynomials in the quotient ri…
math.NT2019
On the average sum of the -th divisor function over values of quadratic polynomials
Kostadinka Lapkova, Nian Hong Zhou
Let be a quadratic polynomial in variables with a nonsingular quadratic part. Using the circle method we derive an asymptotic…