Results 31 to 40 of about 165,955 (179)

Estimates for exponential sums [PDF]

open access: yesProceedings of the American Mathematical Society, 1980
If f is a polynomial over Z of degree n + 1 n + 1 with n ⩾ 1 n \geqslant 1 , then for each integer q ⩾ 1 , | Σ 1 ⩽ x ⩽
openaire   +1 more source

Exponential sums with automatic sequences

open access: yes, 2017
We show that automatic sequences are asymptotically orthogonal to periodic exponentials of type $e_q(f(n))$, where $f$ is a rational fraction, in the P\'olya-Vinogradov range.
Drappeau, Sary, Müllner, Clemens
core   +3 more sources

Zeros of Exponential Sums [PDF]

open access: yesProceedings of the American Mathematical Society, 1965
1. M. Marden, The geometry of the zeros of a polynomial in a complex variable, Math. Surveys No. 3, Amer. Math. Soc., Providence, R. I., f949. 2. A. Ostrowski, Recherches sur la methode de Graeffe et les zdros des polynomes et des s6ries de Laurent, Acta Math. 72 (1940), 99-257. 3. Z.
openaire   +2 more sources

BMO-estimation and Almost Everywhere Exponential Summability of Quadratic Partial Sums of Double Fourier Series

open access: yes, 2013
It is proved a $BMO$-estimation for quadratic partial sums of two-dimensional Fourier series from which it is derived an almost everywhere exponential summability of quadratic partial sums of double Fourier ...
Goginava, U.   +2 more
core   +1 more source

ON HEILBRONN'S EXPONENTIAL SUM [PDF]

open access: yesThe Quarterly Journal of Mathematics, 2012
In the paper we prove a new upper bound for Heilbronn's exponential sum and obtain some applications of our result to distribution of Fermat quotients.
openaire   +2 more sources

Towards Large-scale Functional Verification of Universal Quantum Circuits [PDF]

open access: yesElectronic Proceedings in Theoretical Computer Science, 2019
We introduce a framework for the formal specification and verification of quantum circuits based on the Feynman path integral. Our formalism, built around exponential sums of polynomial functions, provides a structured and natural way of specifying ...
Matthew Amy
doaj   +1 more source

Stability Analysis of Discrete-Time Stochastic Delay Systems with Impulses

open access: yesMathematics, 2021
This paper is concerned with stability analysis of discrete-time stochastic delay systems with impulses. By using the sums average value of the time-varying coefficients and the average impulsive interval, two sufficient criteria for exponential ...
Ting Cai, Pei Cheng
doaj   +1 more source

Exponential Sums Related to Maass Forms [PDF]

open access: yes, 2015
We estimate short exponential sums weighted by the Fourier coefficients of a Maass form. This requires working out a certain transformation formula for non-linear exponential sums, which is of independent interest.
Jääsaari, Jesse, Vesalainen, Esa V.
core  

Bounds of triple exponential sums with mixed exponential and linear terms

open access: yes, 2018
We establish bounds of triple exponential sums with mixed exponential and linear function. The method we use is by Shparlinski together with a bound of additive energy from Roche-Newton, Rudnev and Shkredov.Comment: Corrected a ...
Yau, Kam Hung
core   +1 more source

One kind sixth power mean of the three-term exponential sums

open access: yesOpen Mathematics, 2017
In this paper, we use the estimate for trigonometric sums and the properties of the congruence equations to study the computational problem of one kind sixth power mean of the three-term exponential sums.
Wang Xiaoying, Li Xiaoxue
doaj   +1 more source

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