Results 11 to 20 of about 1,423 (40)

Visual properties of generalized Kloosterman sums [PDF]

open access: yes, 2016
For a positive integer m and a subgroup A of the unit group (Z/mZ)x, the corresponding generalized Kloosterman sum is the function K(a, b, m, A) = ΣuEA e(au+bu-1/m).
Burkhardt, Paula, \u2716   +5 more
core   +1 more source

The balanced Voronoi formulas for GL(n)

open access: yes, 2017
In this paper we show how the GL(N) Voronoi summation formula of [MiSc2] can be rewritten to incorporate hyper-Kloosterman sums of various dimensions on both sides.
Miller, Stephen D., Zhou, Fan
core   +1 more source

Improved bounds for Fourier coefficients of Siegel modular forms

open access: yes, 2016
The goal of this paper is to improve existing bounds for Fourier coefficients of higher genus Siegel modular forms of small ...
Bringmann, Kathrin
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

Subconvex bounds on GL(3) via degeneration to frequency zero

open access: yes, 2018
For a fixed cusp form $\pi$ on $\operatorname{GL}_3(\mathbb{Z})$ and a varying Dirichlet character $\chi$ of prime conductor $q$, we prove that the subconvex bound \[ L(\pi \otimes \chi, \tfrac{1}{2}) \ll q^{3/4 - \delta} \] holds for any $\delta < 1/36$.
Holowinsky, Roman, Nelson, Paul D.
core   +1 more source

The value distribution of incomplete Gauss sums

open access: yes, 2012
It is well known that the classical Gauss sum, normalized by the square-root number of terms, takes only finitely many values. If one restricts the range of summation to a subinterval, a much richer structure emerges.
Chinen   +4 more
core   +1 more source

The hyperbolic, the arithmetic and the quantum phase

open access: yes, 2003
We develop a new approach of the quantum phase in an Hilbert space of finite dimension which is based on the relation between the physical concept of phase locking and mathematical concepts such as cyclotomy and the Ramanujan sums.
Planat, Michel, Rosu, Haret
core   +2 more sources

An additive problem in the Fourier coefficients of cusp forms

open access: yes, 2003
We establish an estimate on sums of shifted products of Fourier coefficients coming from holomorphic or Maass cusp forms of arbitrary level and nebentypus. These sums are analogous to the binary additive divisor sum which has been studied extensively. As
Harcos, Gergely
core   +1 more source

The prime geodesic theorem for $\mathrm{PSL}_{2}(\mathbb{Z}[i])$ and spectral exponential sums

open access: yes, 2020
We shall ponder the Prime Geodesic Theorem for the Picard manifold $\mathcal{M} = \mathrm{PSL}_{2}(\mathbb{Z}[i]) \backslash \mathfrak{h}^{3}$, which asks about the asymptotic behaviour of a counting function for the closed geodesics on $\mathcal{M ...
Kaneko, Ikuya
core  

The Functional Equation and Beyond Endoscopy

open access: yes, 2012
In his paper "Beyond Endoscopy," Langlands tries to understand functoriality via poles of L-functions. The following paper further investigates the analytic continuation of a L-function associated to a $GL_2$ automorphic form through the trace formula ...
Herman, P. Edward
core   +1 more source

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