Results 211 to 220 of about 67,597,676 (252)

On Hua's estimates for exponential sums

Mathematika, 1987
Let f(x)\(\in {\mathbb{Z}}[X]\), \(e_ q(t)=\exp (2\pi i/q)\) and \(S(q,f)=\sum _{0\leq ...
exaly   +2 more sources

On the distribution of cubic exponential sums

open access: yesForum Mathematicum, 2014
Using the theory of metaplectic forms, we study the asymptotic behavior of cubic exponential sums over the ring of Eisenstein integers. In the first part of the paper, some non-trivial estimates on average over arithmetic progressions are obtained.
Louvel, Benoit
exaly   +3 more sources

The Estimation of Complete Exponential Sums

Canadian Mathematical Bulletin, 1985
AbstractThis paper proves a conjecture of Loxton and Smith about the size of the exponential sum S(f;q) formed by summing exp (2πif(x)/q) over x mod q, where f is a polynomial of degree n with integer coefficients. It is shown that |S(f;q)| ≤ Cfdn(q)qe/(e+1), where e is the maximum of the orders of the complex zeros of f'.
Loxton, J. H., Vaughan, R. C.
openaire   +2 more sources

An Application of Exponential Sum Estimates

Acta Mathematica Sinica, English Series, 2004
Let \(p\) be an odd prime, \(\delta\) a fixed real with \(0 < \delta < 2\), and \(k, l\) fixed positive integers. Let \(N_{k, l}(p, \delta)\) denote the number of solutions of the inequality \[ \left| \left\{ a^k/p \right\} + \left\{ b^k/p \right\} - \left\{ \bar a^l/p \right\} - \left\{ \bar b^l/p \right\} \right| < \delta \] in \(a, b \in \mathbb F_p^
Yi, Yuan, Zhang, Wenpeng
openaire   +1 more source

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