نتایج جستجو برای: generalized fourier bessel transform

تعداد نتایج: 303462  

Journal: :Advances in Difference Equations 2021

Abstract Motivated by the recent studies and developments of integral transforms with various special matrix functions, including orthogonal polynomials as kernels, in this article we derive formulas for Fourier cosine sine functions involving generalized Bessel polynomials. With help these several results are obtained, which extensions corresponding standard cases. The given here general chara...

Ahmed Abouelaz Loualid El Mehdi Radouan Daher

n this article, we prove An Lp-Lq-version of Morgan’s theorem for the generalized Bessel transform.

2010
Peter Linz

Infinite integrals involving Bessel functions are recast, by means of an Abel transform, in terms of Fourier integrals. As there are many efficient numerical methods for computing Fourier integrals, this leads to a convenient way of approximating Bessel function integrals.

Journal: :Int. J. Math. Mathematical Sciences 2008
Ahmed Fitouhi Néji Bettaibi Rym H. Bettaieb Wafa Binous

The aim of this paper is to generalize the q-Heisenberg uncertainty principles studied by Bettaibi et al. 2007, to state local uncertainty principles for the q-Fourier-cosine, the q-Fourier-sine, and the q-Bessel-Fourier transforms, then to provide an inequality of Heisenberg-Weyl-type for the q-Bessel-Fourier transform.

Journal: :Proceedings of the Japan Academy, Series A, Mathematical Sciences 2015

Journal: :Filomat 2022

In this paper, we prove two estimates useful in applications for the Fourier-Bessel transform space Lp(R2+,x2?1+1y2?2+1dxdy), (1 < p ? 2), as applied to some classes of functions characterized by a generalized modulus continuity.

Journal: :Journal of Approximation Theory 2005
Wolfgang zu Castell Frank Filbir

Since radial positive definite functions on R remain positive definite when restricted to the sphere, it is natural to ask for properties of the zonal series expansion of such functions which relate to properties of the Fourier-Bessel transform of the radial function. We show that the decay of the Gegenbauer coefficients is determined by the behavior of the Fourier-Bessel transform at the origi...

2001
Nikolaos E. Myridis Christodoulos Chamzas

We develop the nth order Fourier-Bessel series expansion of 1-D functions in the interval (0,α). Hence we establish the sampling theorem for a function with α-bandlimited nth order Hankel transform. The latter statement implies that the function is also Fourier transform αbandlimited. The samples’ locations are given by the roots of nth order Bessel functions. In addition, the sampling distance...

Journal: :international journal of mathematical modelling and computations 0
loualid el mehdi university

the aim of this paper is to prove new quantitative uncertainty principle for the generalized fourier transform connected with a dunkl type operator on the real line. more precisely we prove an lp-lq-version of morgan's theorem.

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