Results 11 to 20 of about 3,645 (196)

On discrete mean values of Dirichlet $L$-functions [PDF]

open access: yes, 2021
summary:Let $\chi $ be a nonprincipal Dirichlet character modulo a prime number $p\geqslant 3$ and let $\mathfrak a_\chi := \tfrac 12 (1-\chi (-1))$. Define the mean value $$ \mathcal {M}_{p}(-s,\chi ) :=\frac {2}{p-1} \sum \psi \pmod p \psi (-1)=-1 L ...
Elma, Ertan
core   +1 more source

New effective results in the theory of the Riemann zeta-function

open access: yes, 2022
Results in the present thesis are divided into four groups and are mainly effective estimates for the Riemann zeta function $\zeta(s)$ and associated functions under the assumption of the (Generalized) Riemann Hypothesis.
Simonic, Aleksander ; https://orcid.org/
core   +1 more source

Universalität und Hypertranszendenz von Zetafunktionen [PDF]

open access: yes, 2020
The starting point of the thesis is the {\it universality} property of the Riemann Zeta-function $\zeta(s)$ which was proved by Voronin in 1975: {\it Given a positive number $\varepsilon>0$ and an analytic non-vanishing function $f$ defined on a ...
Sourmelidis, Athanasios
core   +1 more source

On large gaps between consecutive zeros, on the critical line, of some zeta-functions

open access: yes, 2011
In this thesis we extend a method of Hall $[30, 34]$ which he used to show the existence of large gaps between consecutive zeros, on the critical line, of the Riemann zeta-function $zeta(s)$.
Bredberg, Johan
core   +2 more sources

On the mean value of the generalized Dirichlet $L$-functions [PDF]

open access: yes, 2010
summary:Let $q\ge 3$ be an integer, let $\chi $ denote a Dirichlet character modulo $q.$ For any real number $a\ge 0$ we define the generalized Dirichlet $L$-functions $$ L(s,\chi ,a)=\sum _{n=1}^{\infty }\frac {\chi (n)}{(n+a)^s}, $$ where $s=\sigma ...
Zhang, Yulong   +5 more
core   +1 more source

A unified strategy to compute some special functions of number-theoretic interest

open access: yes, 2023
We introduce a new algorithm to efficiently compute the functions belonging to a suitable set $scrF$ defined as follows: $fin scrF$ means that $f(s,x)$, $sin Asubset R$ being fixed and $x>0$, has a power series expansion centred at $x_0=1 ...
alessandro languasco   +1 more
core   +1 more source

Rapid computation of special values of Dirichlet $L$-functions [PDF]

open access: yes, 2021
We consider computing the Riemann zeta function $\zeta(s)$ and Dirichlet $L$-functions $L(s,\chi)$ to $p$-bit accuracy for large $p$. Using the approximate functional equation together with asymptotically fast computation of the incomplete gamma function,
JOHANSSON, Fredrik
core  

Adhesive free-standing multilayer films containing sulfated levan for biomedical applications [PDF]

open access: yes, 2018
This work is the first reporting the use of layer-by-layer to produce adhesive free-standing (FS) films fully produced using natural-based macromolecules: chitosan (CHI), alginate (ALG) and sulfated levan (L-S).
TOKSOY ÖNER, EBRU
core   +2 more sources

Extreme values of the Dirichlet $L$-functions at the critical points of the Riemann zeta function

open access: yes, 2023
We estimate large and small values of $|L(\rho',\chi)|$, where $\chi$ is a primitive character mod $q$ for $q>2$ and $\rho'$ runs over critical points of the Riemann zeta function in the right half of the one-line, that is, the points where $\zeta'(\rho')
Chorge, Shashank
core  

Rubidium In The Interstellar Medium [PDF]

open access: yes, 2009
We present observations of interstellar rubidium toward o Per, zeta Per, AE Aur, HD 147889, chi Oph, zeta Oph, and 20 Aql. Theory suggests that stable (85)Rb and long-lived (87)Rb are produced predominantly by high-mass stars, through a combination of ...
Lambert, David L.   +3 more
core   +1 more source

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