نتایج جستجو برای: bessel operator

تعداد نتایج: 98482  

2015
LUIS O. SILVA

We investigate the connections between Weyl–Titchmarsh– Kodaira theory for one-dimensional Schrödinger operators and the theory of n-entire operators. As our main result we find a necessary and sufficient condition for a one-dimensional Schrödinger operator to be nentire in terms of square integrability of derivatives (w.r.t. the spectral parameter) of the Weyl solution. We also show that this ...

Journal: :Physical review letters 2005
Guy F de Téramond Stanley J Brodsky

We compute the spectrum of light hadrons in a holographic dual of QCD defined on AdS5 x S5 which has conformal behavior at short distances and confinement at large interquark separation. Specific hadrons are identified by the correspondence of string modes with the dimension of the interpolating operator of the hadron's valence Fock state. Higher orbital excitations are matched quanta to quanta...

2009
Mario Kieburg Heiner Kohler Thomas Guhr

We study integration over functions on superspaces. These functions are invariant under a transformation which maps the whole superspace onto the part of the superspace which only comprises purely commuting variables. We get a compact expression for the differential operator with respect to the commuting variables which results from Berezin integration over all Grassmann variables. Also, we der...

Journal: :international journal of industrial mathematics 2015
m. s. asgari g. kavian

‎in this paper‎, ‎first we develop the duality concept for $g$-bessel sequences‎ ‎and bessel fusion sequences in hilbert spaces‎. ‎we obtain some results about dual‎, ‎pseudo-dual ‎and approximate dual of frames and fusion frames‎. ‎we also expand every $g$-bessel ‎sequence to a frame by summing some elements‎. ‎we define the restricted isometry property for ‎$g$-frames and generalize some resu...

2005
Peter Balazs

This paper will look at the connection of operators and frames respectively related sequences from different viewpoints. We will give a survey of the classification of frames and similar sequences by the properties of the associated operators. Furthermore an important part will be the investigation of how to find a matrix representation of operators with Bessel sequences, frames and Riesz bases...

Journal: :Axioms 2023

This paper presents new results related to Bombieri’s generalization of Bessel’s inequality in a semi-inner product space induced by positive semidefinite operator A. Specifically, we establish inequalities that generalize the classical Bessel and extend previous this area. Furthermore, our findings have applications study operators on inner spaces, also known as semi-Hilbert contribute deeper ...

Journal: :Fundamental journal of mathematics and applications 2022

We study the decomposition of Hardy-Morrey spaces via atoms and molecules, which have similar properties $H^{p}_{\Delta_{\nu}}(\mathbb{R}^{n}_{+})$ Hardy spaces. Then we introduce $HM^p_{q,{\Delta_{\nu}}}$ boundedness $ B $-Riesz transforms generated by a generalized translate operator that is associated to Laplace Bessel for $0<p\leq 1<q\leq \infty$ with $p\neq q$ through atomic ...

2017
W. A. KHAN K. S. NISAR

Abstract. The object of the present paper is to establish an integral formula involving Wright generalized Bessel function (or generalized Bessel-Maitland function) J ν,q (z) defined by Singh et al. [21], which is expressed in the terms of generalized (Wright) hypergeometric functions. Some interesting special cases involving Bessel functions, generalized Bessel functions, generalized Mittag-Le...

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