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We introduce the unified double zeta function of Mordell--Tornheim type and compute its values at non-positive integer points. We then discuss a possible generalization of the Kaneko--Zagier conjecture for all integer points.

Number Theory · Mathematics 2022-06-13 Shin-ya Kadota , Takuya Okamoto , Masataka Ono , Koji Tasaka

In this note we introduce zeta functions and L-functions for discrete and faithful representations of surface groups in PSL(d, R), for d >= 3. These are natural generalizations of the wellknown classical Selberg zeta function and L-function…

Dynamical Systems · Mathematics 2024-01-09 Mark Pollicott , Richard Sharp

We prove an explicit integral formula for computing the product of two shifted Riemann zeta functions everywhere in the complex plane. We show that this formula implies the existence of infinite families of exact exponential sum identities…

Number Theory · Mathematics 2023-11-15 Maria Nastasescu , Nicolas Robles , Bogdan Stoica , Alexandru Zaharescu

In this paper, we define edge zeta functions for spherical buildings associated with finite general linear groups. We derive elegant formulas for these zeta functions and reveal patterns of eigenvalues of these buildings, by introducing and…

Combinatorics · Mathematics 2025-10-15 Jianhao Shen

The Watson-Harkins sum involving the product of the cosine and cosecant functions is extended to derive the finite sum of generalized Hurwitz-Lerch Zeta functions is derived in terms of the Hurwitz-Lerch Zeta function. A transformation…

General Mathematics · Mathematics 2023-02-06 Robert Reynolds

Using Cauchy's Integral Theorem as a basis, what may be a new series representation for Dirichlet's function $\eta(s)$, and hence Riemann's function $\zeta(s)$, is obtained in terms of the Exponential Integral function $E_{s}(i\kappa)$ of…

Classical Analysis and ODEs · Mathematics 2023-03-15 Michael Milgram

We will introduce a regularization for $p$-adic multiple zeta values and show that the generalized double shuffle relations hold. This settles a question raised by Deligne, given as a project in Arizona winter school 2002. Our approach is…

Number Theory · Mathematics 2007-05-23 Hidekazu Furusho , Amir Jafari

Given a holomorphic iterated function scheme with a finite symmetry group $G$, we show that the associated dynamical zeta function factorizes into symmetry-reduced analytic zeta functions that are parametrized by the unitary irreducible…

Spectral Theory · Mathematics 2016-02-15 David Borthwick , Tobias Weich

We obtain asymptotic formulas with remainder terms for the hyperbolic summations $\sum_{mn\le x} f((m,n))$ and $\sum_{mn\le x} f([m,n])$, where $f$ belongs to certain classes of arithmetic functions, $(m,n)$ and $[m,n]$ denoting the gcd and…

Number Theory · Mathematics 2021-05-31 Randell Heyman , László Tóth

We associate with an infinite cyclic cover of a punctured neighborhood of a simple normal crossing divisor on a complex quasi-projective manifold (assuming certain finiteness conditions are satisfied) a rational function in $K_0({\rm…

Algebraic Topology · Mathematics 2017-02-23 Manuel Gonzalez Villa , Anatoly Libgober , Laurentiu Maxim

The theory of geometric zeta functions for locally symmetric spaces as initialized by Selberg and continued by numerous mathematicians is generalized to the case of higher rank spaces. We show analytic continuation, describe the divisor in…

dg-ga · Mathematics 2008-02-03 Anton Deitmar

In order to study the analytic properties of the Goldbach generating function we consider a smooth version, similar to the Chebyshev function for the Prime Number Theorem. In this paper, we obtain explicit numerical estimates for the…

Number Theory · Mathematics 2025-04-17 Gautami Bhowmik , Anne-Maria Ernvall-Hytönen , Neea Palojärvi

We show the recurrence relations of the Euler-Zagier multiple zeta-function which describes the $r$-fold function with one variable specialized to a non-positive integer as a rational linear combination of $(r-1)$-fold functions, which…

Number Theory · Mathematics 2022-09-12 Takeshi Shinohara

We introduce and study "elliptic zeta values", a two-parameter deformation of the values of Riemann's zeta function at positive integers. They are essentially Taylor coefficients of the logarithm of the elliptic gamma function, and share…

Quantum Algebra · Mathematics 2008-01-29 Giovanni Felder , Alexander Varchenko

To evaluate Riemann's zeta function is important for many investigations related to the area of number theory, and to have quickly converging series at hand in particular. We investigate a class of summation formulae and find, as a special…

Number Theory · Mathematics 2012-02-01 Alois Pichler

This note investigates the relation between squeezing function and its generalizations. Using the relation obtained, we present an alternate method to find expression of generalized squeezing function of unit ball corresponding to the…

Complex Variables · Mathematics 2022-11-30 Naveen Gupta , Sanjay Kumar Pant

This announcement paper summarises recent development concerning the generalized cosecant numbers $c_{\rho,k}$, which represent the coefficients of the power series expansion for the important fundamental function $z^{\rho}/\sin^{\rho} z$.…

Number Theory · Mathematics 2018-08-10 Victor Kowalenko

In this contribution we announce a complete classification and new exotic phenomena of the meromorphic structure of $\z$-functions associated to conic manifolds proved in \cite{KLP1}. In particular, we show that the meromorphic extensions…

Mathematical Physics · Physics 2009-01-22 Klaus Kirsten , Paul Loya , Jinsung Park

The harmonic numbers and higher-order harmonic numbers appear frequently in several areas which are related to combinatorial identities, many expressions involving special functions in analytic number theory, and analysis of algorithms. The…

Number Theory · Mathematics 2023-08-30 Taekyun Kim , Dae San Kim

The author derives new family of series representations for the values of the Riemann Zeta function $\zeta(s)$ at positive odd integers. For $n\in\mathbb{N}$, each of these series representing $\zeta(2n+1)$ converges remarkably rapidly with…

Number Theory · Mathematics 2018-06-22 Guang-Qing Bi