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Exact expressions for the partition functions of the rigid string and membrane at any temperature are obtained in terms of hypergeometric functions. By using zeta function regularization methods, the results are analytically continued and…

高能物理 - 理论 · 物理学 2009-09-17 E. Elizalde , S. Leseduarte , S. D. Odintsov

We show that even $\zeta$-functions may be removed from the $\beta$-functions of general multi-coupling theories up to high loop order by means of coupling redefinitions. For theories whose $\beta$-function is determined by the anomalous…

高能物理 - 理论 · 物理学 2024-07-15 Ian Jack

We show that even $\zeta$-functions may be removed from the $\beta$-functions of general multi-coupling theories up to high loop order by means of coupling redefinitions. For theories whose $\beta$-function is determined by the anomalous…

高能物理 - 唯象学 · 物理学 2023-12-05 I. Jack

We introduce the method of desingularization of multi-variable multiple zeta-functions (of the generalized Euler-Zagier type), under the motivation of finding suitable rigorous meaning of the values of multiple zeta-functions at…

Regularization is a critical technique for ensuring well-posedness in solving inverse problems with incomplete measurement data. Traditionally, the regularization term is designed based on prior knowledge of the unknown signal's…

数值分析 · 数学 2024-12-16 Bosu Choi , Jihun Han , Yoonsang Lee

A consistent procedure for regularization of divergences and for the subsequent renormalization of the string tension is proposed in the framework of the one-loop calculation of the interquark potential generated by the Polyakov-Kleinert…

高能物理 - 理论 · 物理学 2009-10-30 V. V. Nesterenko , I. G. Pirozhenko

Let $K$ be a compact set with connected complement on the half-plane Re$(s)>0$, and let $f$ be a continuous function on $K$ which is analytic in its interior. We prove that for any parameter $0<\alpha<1, \alpha \neq \frac 1 2$ then $f(s)$…

数论 · 数学 2020-08-12 Johan Andersson

We apply zeta-function regularization to the kink and susy kink and compute its quantum mass. We fix ambiguities by the renormalization condition that the quantum mass vanishes as one lets the mass gap tend to infinity while keeping…

高能物理 - 理论 · 物理学 2009-11-07 M. Bordag , A. S. Goldhaber , P. van Nieuwenhuizen , D. Vassilevich

This work is dedicated to the promotion of the results Hadamard, Landau E., Walvis A., Estarmann T and Paul R. Chernoff for pseudo zeta functions. The properties of zeta functions are studied, these properties can lead to new regularities…

综合数学 · 数学 2023-06-05 A. Durmagambetov

Functional conjugation methods are used to analyze the global structure of various renormalization group trajectories, and to gain insight into the interplay between continuous and discrete rescaling. With minimal assumptions, the methods…

高能物理 - 理论 · 物理学 2011-03-21 Thomas L. Curtright , Cosmas K. Zachos

A new definition for the Riemann zeta function for all positive integer number s > 1 is presented. We discover a most elegant expression and easy method for calculating the Riemann zeta function for small even integer values. Through this…

数论 · 数学 2015-01-06 Michael A. Idowu

Series of extended Epstein type provide examples of non-trivial zeta functions with important physical applications. The regular part of their analytic continuation is seen to be a convergent or an asymptotic series. Their singularity…

高能物理 - 理论 · 物理学 2008-11-26 E. Elizalde

Already in 1734 Euler found a short explicit formula for the value of Riemann zeta function Zeta(s) when the argument s equals a positive integer 2n where n=1,2,3,. No such formula exists for odd positive integer arguments of Zeta. The…

数论 · 数学 2012-12-11 Renaat Van Malderen

We express the Riemann zeta function $\zeta\left(s\right)$ of argument $s=\sigma+i\tau$ with imaginary part $\tau$ in terms of three absolutely convergent series. The resulting simple algorithm allows to compute, to arbitrary precision,…

数论 · 数学 2017-06-09 Kurt Fischer

A quite fast proof of the functional equation of the Riemann zeta function. It is a modification of a proof usually overlooked in Titchmarsh's monograph.

数论 · 数学 2007-05-23 Luis Baez-Duarte

The main objective of this paper is to introduce a new extension of Hurwitz-Lerch Zeta function in terms of extended beta function. We then investigate its important properties such as integral representations, differential formulas, Mellin…

经典分析与常微分方程 · 数学 2018-02-23 Gauhar Rahman , Kottakkaran Sooppy Nisar , Muhammad Arshad

The non-linearities of the dynamics of Earth artificial satellites are encapsulated by two formal integrals that are customarily computed by perturbation methods. Standard procedures begin with a Hamiltonian simplification that removes…

动力系统 · 数学 2020-09-23 Martin Lara

We present here an approach to a computation of $\zeta(2)$ by changing variables in the double integral using hyperbolic trig functions. We also apply this approach to present $\zeta(n)$, when $n>2$, as a definite improper integral of…

经典分析与常微分方程 · 数学 2010-11-03 Joseph T. D'Avanzo , Nikolai A. Krylov

New recursion relations for the Riemann zeta function are introduced. Their derivation started from the standard functional equation. The new functional equations have both real and imaginary increment versions and can be applied over the…

综合数学 · 数学 2011-08-10 Henrik Stenlund

It is shown that theories already presented as rigorous mathematical formalizations of widespread manipulations of Dirac's delta function are all unsatisfactory, and a new alternative is proposed.

funct-an · 数学 2008-02-03 Sergio Ferreira Cortizo