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Related papers: Special values of $q$-gamma products

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We study some infinite products of absolute zeta functions. Especially, we consider the convergence and the rationality of them.

Number Theory · Mathematics 2021-06-18 Nobushige Kurokawa , Hidekazu Tanaka

The manuscript reviews Dirichlet Series of important multiplicative arithmetic functions. The aim is to represent these as products and ratios of Riemann zeta-functions, or, if that concise format is not found, to provide the leading…

Number Theory · Mathematics 2012-07-05 Richard J. Mathar

Two kinds of infinite product representations for Vign\'eras multiple gamma function are presented. As an application of these formulas, a multiplication formula for the function is derived.

Classical Analysis and ODEs · Mathematics 2007-05-23 Michitomo Nishizawa

Using a general $q$-series expansion, we derive some nontrivial $q$-formulas involving many infinite products. A multitude of Hecke--type series identities are derived. Some general formulas for sums of any number of squares are given. A…

Number Theory · Mathematics 2018-05-15 Zhi-Guo Liu

We evaluate some finite and infinite sums involving $q$-trigonometric and $q$-digamma functions. Upon letting $q$ approach $1$, one obtains corresponding sums for the classical trigonometric and the digamma functions. Our key argument is a…

Number Theory · Mathematics 2019-03-08 Mohamed El Bachraoui , József Sándor

Any power series with unit constant term can be factored into an infinite product of the form $\prod_{n\geq 1} (1-q^n)^{-a_n}$. We give direct formulas for the exponents $a_n$ in terms of the coefficients of the power series, and vice…

Combinatorics · Mathematics 2025-08-19 Robert Schneider , Andrew V. Sills , Hunter Waldron

In recent years, Karr's difference field theory has been extended to the so-called $R\Pi\Sigma$-extensions in which one can represent not only indefinite nested sums and products that can be expressed by transcendental ring extensions, but…

Symbolic Computation · Computer Science 2017-10-31 Evans Doe Ocansey , Carsten Schneider

We consider a family of solutions of $q-$difference Riccati equation, and prove the meromorphic solutions of $q-$difference Riccati equation and corresponding second order $q-$difference equation are concerning with $q-$gamma function. The…

Complex Variables · Mathematics 2017-10-05 Zhibo Huang , Ranran Zhang

We derive product and series representations of the gamma function using Newton interpolation series. Using these identities, a new formula for the coefficients in the Taylor series of the reciprocal gamma function is found. We also find…

Number Theory · Mathematics 2025-03-14 David Peter Hadrian Ulgenes

We prove some new results and unify the proofs of old ones involving complete monotonicity of expressions involving gamma and $q$-gamma functions, $0 < q < 1$. Each of these results implies the infinite divisibility of a related probability…

Classical Analysis and ODEs · Mathematics 2013-01-10 Mourad E. H. Ismail , Martin E. Muldoon

Recently, the degenerate gamma functions are introduced as a degenerate version of the usual gamma function by Kim-Kim. In this paper, we investigate several properties of them. Namely, we obtain an analytic continuation as a meromorphic…

Number Theory · Mathematics 2020-03-03 Taekyun Kim , Dae san Kim

Let $m\ge 1$ be a rational integer. We give an explicit formula for the mean value $$\frac{2}{\phi(f)}\sum_{\chi (-1)=(-1)^m}\vert L(m,\chi )\vert^2,$$ where $\chi$ ranges over the $\phi (f)/2$ Dirichlet characters modulo $f>2$ with the…

Number Theory · Mathematics 2024-05-29 Stéphane Louboutin

Several infinite products are studied that satisfy the transformation relation of the type $f(\alpha)=f(1/\alpha)$. For certain values of the parameters these infinite products reduce to modular forms. Finite counterparts of these infinite…

Classical Analysis and ODEs · Mathematics 2020-01-03 Martin Nicholson

By treating the multiple argument identity of the logarithm of the Gamma function as a functional equation, we obtain a curious infinite product representation of the $sinc$ function in terms of the cotangent function. This result is…

General Mathematics · Mathematics 2023-06-12 Michael Milgram

In this paper we consider the q-extension of the generating function for the higher-order generalized Genocchi numbers and polynomials attached to Dirichlet's character.

Number Theory · Mathematics 2010-08-10 T. Kim , Byungje Lee , C. S. Ryoo

We study sums of Dirichlet characters over polynomials in $\mathbb{F}_q[t]$ with a prescribed number of irreducible factors. Our main results are explicit formulae for these sums in terms of zeros of Dirichlet L-functions. We also exhibit…

Number Theory · Mathematics 2020-03-27 Samuel Porritt

In this paper, we study the mean value distributions of Dirichlet $L$-functions at positive integers. We give some explicit formulas for the mean values of products of two and three Dirichlet $L$-functions at positive integers weighted by…

Number Theory · Mathematics 2024-02-06 Yuan He

In this article, we derive, using Fourier series and multiple derivative of the function $\pi/\sin(\pi x)$, series representations for positive powers of $\pi$. We also show that the Euler-Wallis product can be easily obtained from the same…

Number Theory · Mathematics 2022-10-18 Jean-Christophe Pain

In this work we discuss Dirichlet products evaluated at Fibonacci numbers. As first applications of the results we get a representation of Fibonacci numbers in terms of Euler's totient function, an upper bound on the number of primitive…

Number Theory · Mathematics 2016-06-07 Uwe Stroinski

In this article we introduce a new approach to compute infinite products defined by automatic sequences involving the Thue-Morse sequence. As examples, for any positive integers $q$ and $r$ such that $0 \leq r \leq q-1$, we find infinitely…

Combinatorics · Mathematics 2020-06-11 Shuo Li