Results 11 to 20 of about 228 (50)

On the mean value of the two-term Dedekind sums

open access: yesJournal of Inequalities and Applications, 2013
The main purpose of this paper is, using the properties of Gauss sums, the estimate for character sums and the analytic method, to study the mean value of the two-term Dedekind sums and give an interesting asymptotic formula for it. MSC:11F20, 11L40.
Kang Xiaoyu, Wu Zhengang
semanticscholar   +2 more sources

The hybrid mean value of Dedekind sums and two-term exponential sums

open access: yesOpen Mathematics, 2016
In this paper, we use the mean value theorem of Dirichlet L-functions, the properties of Gauss sums and Dedekind sums to study the hybrid mean value problem involving Dedekind sums and the two-term exponential sums, and give an interesting identity and ...
Leran Chang, Xiaoxue Li
doaj   +1 more source

On the Mahler measure of hyperelliptic families

open access: yes, 2016
We prove Boyd's "unexpected coincidence" of the Mahler measures for two families of two-variate polynomials defining curves of genus 2. We further equate the same measures to the Mahler measures of polynomials $y^3-y+x^3-x+kxy$ whose zero loci define ...
Bertin, Marie José, Zudilin, Wadim
core   +2 more sources

Arithmetic of generalized Dedekind sums and their modularity

open access: yesOpen Mathematics, 2018
Dedekind sums were introduced by Dedekind to study the transformation properties of Dedekind η function under the action of SL2(ℤ). In this paper, we study properties of generalized Dedekind sums si,j(p, q). We prove an asymptotic expansion of a function
Choi Dohoon   +3 more
doaj   +1 more source

Evaluation of the convolution sum involving the sum of divisors function for 22, 44 and 52

open access: yesOpen Mathematics, 2017
The convolution sum, ∑(l,m)∈N02αl+βm=nσ(l)σ(m), $ \begin{array}{} \sum\limits_{{(l\, ,m)\in \mathbb{N}_{0}^{2}}\atop{\alpha \,l+\beta\, m=n}} \sigma(l)\sigma(m), \end{array} $ where αβ = 22, 44, 52, is evaluated for all natural numbers n. Modular forms
Ntienjem Ebénézer
doaj   +1 more source

Eichler Cohomology of Generalized Modular Forms of Real Weights [PDF]

open access: yes, 2012
In this paper, we prove the Eichler cohomology theorem of weakly parabolic generalized modular forms of real weights on subgroups of finite index in the full modular group. We explicitly establish the isomorphism for large weights by constructing the map
Raji, Wissam
core   +1 more source

Evaluation of the convolution sums ∑al+bm=n lσ(l) σ(m) with ab ≤ 9

open access: yesOpen Mathematics, 2017
The generating functions of divisor functions are quasimodular forms of weight 2 and their products belong to a space of quasimodular forms of higher weight.
Park Yoon Kyung
doaj   +1 more source

Some special finite sums related to the three-term polynomial relations and their applications

open access: yesAdvances in Differential Equations, 2014
We define some finite sums which are associated with the Dedekind type sums and Hardy-Berndt type sums. The aim of this paper is to prove a reciprocity law for one of these sums. Therefore, we define a new function which is related to partial derivatives
Elif Çeti̇n, Y. Simsek, I. N. Cangul
semanticscholar   +2 more sources

Dedekind's eta-function and Rogers-Ramanujan identities

open access: yes, 2010
We prove a q-series identity that generalises Macdonald's A_{2n}^{(2)} eta-function identity and the Rogers-Ramanujan identities. We conjecture our result to generalise even further to also include the Andrews-Gordon identities.Comment: 14 ...
Warnaar, S. Ole, Zudilin, Wadim
core   +1 more source

When are two Dedekind sums equal?

open access: yes, 2011
A natural question about Dedekind sums is to find conditions on the integers $a_1, a_2$, and $b$ such that $s(a_1,b) = s(a_2, b)$. We prove that if the former equality holds then $ b \ | \ (a_1a_2-1)(a_1-a_2)$.
Jabuka, Stanislav   +2 more
core   +1 more source

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