Results 41 to 50 of about 7,783 (125)

Reconstruction of an initial function from the solutions of the fractional wave equation on the light cone trace

open access: yesMathematical Methods in the Applied Sciences, Volume 47, Issue 12, Page 9469-9475, August 2024.
We reconstruct the initial functions from the trace of the solution of an initial value problem for the wave equation on the light cone. A method to recover the initial function from the solution of the wave equation on the light cone is already known for odd spatial dimensions.
Dabin Park, Sunghwan Moon
wiley   +1 more source

Tube domains and restrictions of minimal representations

open access: yes, 2007
In this paper we study the restrictions of the minimal representation in the analytic continuation of the scalar holomorphic discrete series from $Sp(n,\mathbb{R})$ to $GL(n,\mathbb{R})$, and from SU(n,n) to $GL(n,\mathbb{C})$ respectively.
Seppanen, Henrik
core   +1 more source

High moments of theta functions and character sums

open access: yesMathematika, Volume 70, Issue 2, April 2024.
Abstract Assuming the Generalised Riemann Hypothesis, we prove a sharp upper bound on moments of shifted Dirichlet L‐functions. We use this to obtain conditional upper bounds on high moments of theta functions. Both of these results strengthen theorems of Munsch, who proved almost sharp upper bounds for these quantities.
Barnabás Szabó
wiley   +1 more source

Shifted convolution sums for GL(3)×GL(2)$GL(3)\times GL(2)$ averaged over weighted sets

open access: yesMathematika, Volume 70, Issue 2, April 2024.
Abstract Let A(1,m)$A(1,m)$ be the Fourier coefficients of an SL(3,Z)$SL(3,\mathbb {Z})$ Hecke–Maass cusp form F$F$ and λ(m)$\lambda (m)$ be those of an SL(2,Z)$SL(2,\mathbb {Z})$ Hecke holomorphic or Hecke–Maass cusp form g$g$. Let H⊂⟦−X1−ε,X1+ε⟧$\mathcal {H}\subset \llbracket -X^{1-\varepsilon },X^{1+\varepsilon }\rrbracket$ and {a(h)}h∈H⊂C$\lbrace a(
Wing Hong Leung
wiley   +1 more source

Classical Fourier Transforms

open access: yes, 1989
I. Fourier transforms on L1 (-?,?).- 1. Basic properties and examples.- 2. The L1 -algebra.- 3. Differentiability properties.- 4. Localization, Mellin transforms.- 5. Fourier series and Poisson's summation formula.- 6.
K. Chandrasekharan
semanticscholar   +1 more source

Bilinear sums with GL(2)$GL(2)$ coefficients and the exponent of distribution of d3$d_3$

open access: yesProceedings of the London Mathematical Society, Volume 128, Issue 3, March 2024.
Abstract We obtain the exponent of distribution 1/2+1/30$1/2+1/30$ for the ternary divisor function d3$d_3$ to square‐free and prime power moduli, improving the previous results of Fouvry–Kowalski–Michel, Heath‐Brown and Friedlander–Iwaniec. The key input is certain estimates on bilinear sums with GL(2)$GL(2)$ coefficients obtained using the delta ...
Prahlad Sharma
wiley   +1 more source

Some Applications of Laplace Transforms in Analytic Number Theory [PDF]

open access: yes, 2014
In this overview paper, presented at the meeting DANS14, Novi Sad, July3-7, 2014, we give some applications of Laplace transforms to analytic number theory.
Ivić, Aleksandar
core  

Zeros of dirichlet L‐functions near the critical line

open access: yesMathematika, Volume 70, Issue 1, January 2024.
Abstract We prove an upper bound on the density of zeros very close to the critical line of the family of Dirichlet L‐functions of modulus q at height T. To do this, we derive an asymptotic for the twisted second moment of Dirichlet L‐functions uniformly in q and t.
George Dickinson
wiley   +1 more source

Fractional Quadruple Laplace Transform and its Properties

open access: yes, 2018
In this paper, we introduce definition for fraction al quadruple Laplace transform of order α,0 < fractional differentiable functions. Some main properties and inversion theorem of fractional quadruple Laplace transform are established.
S. Savitha, G. Monisha.
semanticscholar   +1 more source

On the Mellin transforms of powers of Hardy's function

open access: yes, 2010
Various properties of the Mellin transform function $$ {\cal M}_k(s) := \int_1^\infty Z^k(x)x^{-s}dx $$ are investigated, where $$ Z(t) := \zeta(1/2+it){\bigl(\chi(1/2+it)\bigr)}^{-1/2}, \quad \zeta(s) = \chi(s)\zeta(1-s) $$ is Hardy's function and ...
Ivić, Aleksandar
core  

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