Results 21 to 30 of about 264 (42)

Dirichlet polynomials, Majorization, and Trumping

open access: yes, 2013
Majorization and trumping are two partial orders which have proved useful in quantum information theory. We show some relations between these two partial orders and generalized Dirichlet polynomials, Mellin transforms, and completely monotone functions ...
Pereira, Rajesh, Plosker, Sarah
core   +1 more source

On the spinor L-function of Miyawaki-Ikeda lifts

open access: yes, 2013
We consider lifts from two elliptic modular forms to Siegel modular forms of odd degrees which are special cases of Miyawaki-Ikeda lifts. Assuming non-vanishing of these Miyawaki-Ikeda lifts, we show that the spinor L-functions of these Miyawaki-Ikeda ...
Hayashida, Shuichi
core   +1 more source

Evaluating $L$-functions with few known coefficients

open access: yes, 2013
We address the problem of evaluating an $L$-function when only a small number of its Dirichlet coefficients are known. We use the approximate functional equation in a new way and find that is possible to evaluate the $L$-function more precisely than one ...
Farmer, David W., Ryan, Nathan C.
core   +1 more source

Bounds for twisted symmetric square $L$-functions - III

open access: yes, 2012
Let $f$ be a newform, and let $\chi$ be a primitive character of conductor $q^{\ell}$. Assume that $q$ is an odd prime. In this paper we prove the subconvex bound $$ L(\t1/2,\Sym f\otimes\chi)\ll_{f,q,\varepsilon} q^{3\ell(1/4-1/36+\varepsilon)} $$ for ...
Blomer   +8 more
core   +1 more source

Shifted convolution sums for $GL(3)\times GL(2)$

open access: yes, 2012
For the shifted convolution sum $$ D_h(X)=\sum_{m=1}^\infty\lambda_1(1,m)\lambda_2(m+h)V(\frac{m}{X}) $$ where $\lambda_1(1,m)$ are the Fourier coefficients of a $SL(3,\mathbb Z)$ Maass form $\pi_1$, and $\lambda_2(m)$ are those of a $SL(2,\mathbb Z ...
Munshi, Ritabrata
core   +1 more source

Bounds for twisted symmetric square $L$-functions

open access: yes, 2012
Let $f\in S_k(N,\psi)$ be a newform, and let $\chi$ be a primitive character of conductor $q^{\ell}$. Assume that $q$ is a prime and $\ell>1$. In this paper we describe a method to establish convexity breaking bounds of the form $$ L(\tfrac{1}{2},\Sym f ...
Munshi, Ritabrata
core   +1 more source

Regulator proofs for Boyd's identities on genus 2 curves

open access: yes, 2018
We use the elliptic regulator to recover some identities between Mahler measures involving certain families of genus 2 curves that were conjectured by Boyd and proven by Bertin and Zudilin by differentiating the Mahler measures and using hypergeometric ...
LalĂ­n, Matilde, Wu, Gang
core   +1 more source

Varieties via their L-functions

open access: yes, 2018
We describe a procedure for determining the existence, or non-existence, of an algebraic variety of a given conductor via an analytic calculation involving L-functions.
Farmer, David W.   +2 more
core   +1 more source

Simultaneous nonvanishing of Dirichlet $L$-functions and twists of Hecke-Maass L-functions

open access: yes, 2014
We prove that given a Hecke-Maass form $f$ for $\text{SL}(2, \mathbb{Z})$ and a sufficiently large prime $q$, there exists a primitive Dirichlet character $\chi$ of conductor $q$ such that the $L$-values $L(\tfrac{1}{2}, f \otimes \chi)$ and $L(\tfrac{1}{
Das, Soumya, Khan, Rizwanur
core  

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