Results 21 to 30 of about 21,735,665 (352)

Generalized polynomial exponential sums and their fourth power mean

open access: yesElectronic Research Archive, 2023
The study of the power mean of the generalized polynomial exponential sums plays a very important role in analytic number theory, and many classical number theory problems are closely related to it.
Li Wang, Yuanyuan Meng
doaj   +1 more source

Samples of geometric random variables with multiplicity constraints [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2006
We investigate the probability that a sample $\Gamma=(\Gamma_1,\Gamma_2,\ldots,\Gamma_n)$ of independent, identically distributed random variables with a geometric distribution has no elements occurring exactly $j$ times, where $j$ belongs to a specified
Margaret Archibald, Arnold Knopfmacher
doaj   +1 more source

Almost primes in generalized Piatetski-Shapiro sequences

open access: yesAIMS Mathematics, 2022
We consider a generalization of Piatetski-Shapiro sequences in the sense of Beatty sequences, which is of the form $\left( \left\lfloor{\alpha n^c + \beta}\right\rfloor \right)_{n = 1}^{\infty} $ with real numbers $ \alpha {\geqslant} 1, c > 1 $ and $
Jinyun Qi , Zhefeng Xu
doaj   +1 more source

The first ascent of size $d$ or more in compositions [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2006
A composition of a positive integer $n$ is a finite sequence of positive integers $a_1, a_2, \ldots, a_k$ such that $a_1+a_2+ \cdots +a_k=n$. Let $d$ be a fixed nonnegative integer.
Charlotte Brennan, Arnold Knopfmacher
doaj   +1 more source

Correlation properties of interleaved Legendre sequences and Ding-Helleseth-Lam sequences

open access: yesElectronic Research Archive, 2023
Sequences with optimal autocorrelation properties play an important role in wireless communication, radar and cryptography. Interleaving is a very important method in constructing the optimal autocorrelation sequence.
Yixin Ren , Chenyu Hou, Huaning Liu
doaj   +1 more source

On the high-th mean of one special character sums modulo a prime

open access: yesAIMS Mathematics, 2023
Using the elementary method of the classical Gauss sums and the properties of character sums, we study a linear recurrence formula about the form $ G\left(n\right) = 1+\sum_{a = 1}^{p-1}\left(\frac{a^2+n\bar{a}^2}{p}\right) $ and about the mean value of $
Yan Ma, Di Han
doaj   +1 more source

Nemo/Hecke: Computer Algebra and Number Theory Packages for the Julia Programming Language [PDF]

open access: yesInternational Symposium on Symbolic and Algebraic Computation, 2017
We introduce two new packages, Nemo and Hecke, written in the Julia programming language for computer algebra and number theory. We demonstrate that high performance generic algorithms can be implemented in Julia, without the need to resort to a low ...
C. Fieker   +3 more
semanticscholar   +1 more source

On the fourth power mean of one special two-term exponential sums

open access: yesAIMS Mathematics, 2023
The main purpose of this paper is using the elementary methods and the number of the solutions of some congruence equations to study the calculating problem of the fourth power mean of one special two-term exponential sums, and give an exact calculating ...
Wenpeng Zhang, Yuanyuan Meng
doaj   +1 more source

On the K-th power mean of one kind generalized cubic Gauss sums

open access: yesAIMS Mathematics, 2023
The main purpose of this paper is using the elementary methods and properties of the recurrence sequence to study the calculating problem of the $ k $-th power mean of one kind generalized cubic Gauss sums, and give an exact calculating formula for it.
Xiaoge Liu, Yuanyuan Meng
doaj   +1 more source

Binary sequences and lattices constructed by discrete logarithms

open access: yesAIMS Mathematics, 2022
In 1997, Mauduit and Sárközy first introduced the measures of pseudorandomness for binary sequences. Since then, many pseudorandom binary sequences have been constructed and studied. In particular, Gyarmati presented a large family of pseudorandom binary
Yuchan Qi, Huaning Liu
doaj   +1 more source

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