Results 51 to 60 of about 2,373 (157)

On Discrete Approximation of Analytic Functions by Shifts of the Lerch Zeta Function

open access: yesMathematics, 2022
The Lerch zeta function is defined by a Dirichlet series depending on two fixed parameters. In the paper, we consider the approximation of analytic functions by discrete shifts of the Lerch zeta function, and we prove that, for arbitrary parameters and a
Audronė Rimkevičienė   +1 more
doaj   +1 more source

Some formulas related to Hurwitz–Lerch zeta functions [PDF]

open access: yesThe Ramanujan Journal, 2010
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +2 more sources

Series of Floor and Ceiling Functions—Part II: Infinite Series

open access: yesMathematics, 2022
In this part of a series of two papers, we extend the theorems discussed in Part I for infinite series. We then use these theorems to develop distinct novel results involving the Hurwitz zeta function, Riemann zeta function, polylogarithms and Fibonacci ...
Dhairya Shah   +4 more
doaj   +1 more source

Unification of Chowla’s Problem and Maillet–Demyanenko Determinants

open access: yesMathematics, 2023
Chowla’s (inverse) problem (CP) is to mean a proof of linear independence of cotangent-like values from non-vanishing of L(1,χ)=∑n=1∞χ(n)n. On the other hand, we refer to determinant expressions for the (relative) class number of a cyclotomic field as ...
Nianliang Wang   +2 more
doaj   +1 more source

On the Order of Growth of Lerch Zeta Functions

open access: yesMathematics, 2023
We extend Bourgain’s bound for the order of growth of the Riemann zeta function on the critical line to Lerch zeta functions. More precisely, we prove L(λ, α, 1/2 + it) ≪ t13/84+ϵ as t → ∞.
Jörn Steuding, Janyarak Tongsomporn
doaj   +1 more source

A New Family of the λ-Generalized Hurwitz-Lerch Zeta Functions with Applications [PDF]

open access: yes, 2014
: Motivated largely by a number of recent investigations, we introduce and investigate the various properties of a certain new family of the λ-generalized Hurwitz-Lerch zeta functions.
H. M. Srivastava, M. Srivastava, H.
core   +1 more source

Analytic continuation of the extended Hurwitz-Lerch Zeta function

open access: yesSarajevo Journal of Mathematics, 2013
The object of this paper is to investigate the analytic continuation and asymptotic expansions for families of the generalized Hurwich-Lerch Zeta functions defined by Srivastava et al. [24]. The result obtained is of general character and includes, as special cases, the same fashion results the Gauss hypergeometric function, the generalized ...
Ram K. Saxena, Tibor K. Pogany
  +6 more sources

A QUADRUPLE INTEGRAL INVOLVING THE EXPONENTIAL LOGARITHM OF QUOTIENT RADICALS IN TERMS OF THE HURWITZ-LERCH ZETA FUNCTION

open access: yesUral Mathematical Journal, 2022
With a possible connection to integrals used in General Relativity, we used our contour integral method  to write a closed form solution for a quadruple integral involving exponential functions and  logarithm of quotient radicals.
Robert Reynolds, Allan Stauffer
doaj   +1 more source

New Expansion Formulas for a Family of the λ‐Generalized Hurwitz‐Lerch Zeta Functions

open access: yesInternational Journal of Mathematics and Mathematical Sciences, Volume 2014, Issue 1, 2014., 2014
We derive several new expansion formulas for a new family of the λ‐generalized Hurwitz‐Lerch zeta functions which were introduced by Srivastava (2014). These expansion formulas are obtained by making use of some important fractional calculus theorems such as the generalized Leibniz rules, the Taylor‐like expansions in terms of different functions, and ...
H. M. Srivastava   +2 more
wiley   +1 more source

Vanishing of the integral of the Hurwitz zeta function

open access: yes, 2002
A proof is given that the improper Riemann integral of δ(s, a) with respect to the real parameter a, taken over the interval (0, 1], vanishes for all complex s with R(s) < 1.
Kevin A. Broughan, Broughan, Kevin A.
core   +1 more source

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