Results 11 to 20 of about 3,758 (193)

Zeros of the lerch transcendent function

open access: yesMathematical Modelling and Analysis, 2012
We investigate the distribution of zeros of the Lerch transcendent function We find an upper and lower estimates of zeros of the function Φ(q,s,a) in any rectangle {s : σ1 < Re s < σ2 ≤ 1.73…, 0 < Im s ≤ T}.
Ramūnas Garunkštis, Andrius Grigutis
doaj   +5 more sources

A note on the zeros of the Lerch zeta-function

open access: yesLietuvos Matematikos Rinkinys, 2001
In the paper we obtain the effective zero free regions for the Lerch zeta-function.
Ramūnas Garunkštis
doaj   +6 more sources

Inequalities for Lerch transcendent function [PDF]

open access: yesTamkang Journal of Mathematics, 2023
Some fundamental inequalities for Lerch transcendent function with positive terms by utilising certain classical results due to Hölder, Čebyšev, Grüss and others, are established. Some particular cases of interest for Polylogarithm function, Hurwitz zeta function and Legendre chi function are also given.
Cerone, Pietro   +1 more
openaire   +3 more sources

On a Certain Extension of the Hurwitz-Lerch Zeta Function

open access: yesAnnals of the West University of Timisoara: Mathematics and Computer Science, 2014
Our purpose in this paper is to consider a generalized form of the extended Hurwitz-Lerch Zeta function. For this extended Hurwitz-Lerch Zeta function, we obtain some classical properties which includes various integral representations, a differential ...
Parmar Rakesh K., Raina R. K.
doaj   +2 more sources

Sum of the Hurwitz-Lerch Zeta Function over Natural Numbers: Derivation and Evaluation

open access: yesJournal of Mathematics, 2022
We consider a Hurwitz-Lerch zeta function Φs,z,a sum over the natural numbers. We provide an analytically continued closed form solution for this sum in terms of the addition of Hurwitz-Lerch zeta functions.
Robert Reynolds, Allan Stauffer
doaj   +2 more sources

Series Representations at Special Values of Generalized Hurwitz-Lerch Zeta Function

open access: yesAbstract and Applied Analysis, 2013
By making use of some explicit relationships between the Apostol-Bernoulli, Apostol-Euler, Apostol-Genocchi, and Apostol-Frobenius-Euler polynomials of higher order and the generalized Hurwitz-Lerch zeta function as well as a new expansion formula for ...
S. Gaboury, A. Bayad
doaj   +3 more sources

On zeros of the derivative of the Lerch zeta-function

open access: yesLietuvos Matematikos Rinkinys, 2002
We consider zeros of the derivative of the Lerch zeta-function. We obtain some lower bound for the number of zeros lying on the right from the critical line.
Ramūnas Garunkštis
doaj   +4 more sources

Subordination Properties of Meromorphic Kummer Function Correlated with Hurwitz–Lerch Zeta-Function

open access: yesMathematics, 2021
Recently, Special Function Theory (SPFT) and Operator Theory (OPT) have acquired a lot of concern due to their considerable applications in disciplines of pure and applied mathematics.
Firas Ghanim   +3 more
doaj   +2 more sources

The Lerch Zeta-function

open access: yes, 2003
The Lerch zeta-function is the first monograph on this topic, which is a generalization of the classic Riemann, and Hurwitz zeta-functions. Although analytic results have been presented previously in various monographs on zeta-functions, this is the ...
Antanas Laurinčikas   +1 more
openaire   +2 more sources

Some Properties of Meromorphic Functions Defined by the Hurwitz–Lerch Zeta Function

open access: yesMathematics
The findings of this study are connected with geometric function theory and were acquired using subordination-based techniques in conjunction with the Hurwitz–Lerch Zeta function.
Ekram E. Ali   +3 more
doaj   +2 more sources

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