Results 31 to 40 of about 535,269 (286)

Parameter Derivatives of the Jacobi Polynomials with Three Variables on the Simplex

open access: yesMATEC Web of Conferences, 2016
In this paper, an attempt has been made to derive parameter derivatives of Jacobi polynomials with three variables on the simplex. They are obtained via parameter derivatives of the classical Jacobi polynomials Pn(α,β)(x) with respect to their parameters.
Aktaş Rabia
doaj   +1 more source

Jacobi polynomials as generalized Faber polynomials [PDF]

open access: yesTransactions of the American Mathematical Society, 1990
Let B {\mathbf {B}} be an open bounded subset of the complex z z -plane with closure B ¯ \overline {\mathbf {B}} whose complement B ¯ c {
openaire   +1 more source

Orthogonal polynomials of discrete variable and boundedness of Dirichlet kernel [PDF]

open access: yes, 2005
For orthogonal polynomials defined by compact Jacobi matrix with exponential decay of the coefficients, precise properties of orthogonality measure is determined.
Obermaier, Josef, Szwarc, Ryszard
core   +2 more sources

Operational Methods in the Study of Sobolev-Jacobi Polynomials [PDF]

open access: yesMathematics, 2018
Inspired by ideas from umbral calculus and based on the two types of integrals occurring in the defining equations for the gamma and the reciprocal gamma functions, respectively, we develop a multi-variate version of umbral calculus and of the so-called ...
Nicolas Behr   +4 more
semanticscholar   +1 more source

Iterated Integrals of Jacobi Polynomials [PDF]

open access: yesBulletin of the Malaysian Mathematical Sciences Society, 2019
Let P(α,β)n be the n-th monic Jacobi polynomial with α,β>−1. Given m numbers ω1,…,ωm∈C∖[−1,1], let Ωm=(ω1,…,ωm) and P(α,β)n,m,Ωm be the m-th iterated integral of (n+m)!n!P(α,β)n normalized by the conditions dkP(α,β)n,m,Ωmdzk(ωm−k)=0, for k=0,1,…,m−1. The main purpose of the paper is to study the algebraic and asymptotic properties of the sequence of ...
Hector Pijeira-Cabrera   +1 more
openaire   +2 more sources

Onsager's algebra and partially orthogonal polynomials [PDF]

open access: yes, 2002
The energy eigenvalues of the superintegrable chiral Potts model are determined by the zeros of special polynomials which define finite representations of Onsager's algebra. The polynomials determining the low-sector eigenvalues have been given by Baxter
Albertini G., Dolan L., G. VON GEHLEN
core   +2 more sources

New Biparametric Families of Apostol-Frobenius-Euler Polynomials level-m

open access: yesМатематичні Студії, 2021
We introduce two biparametric families of Apostol-Frobenius-Euler polynomials of level-$m$. We give some algebraic properties, as well as some other identities which connect these polynomial class with the generalized $\lambda$-Stirling type numbers of ...
D. Bedoya   +3 more
doaj   +1 more source

Quantum communication through a spin chain with interaction determined by a Jacobi matrix [PDF]

open access: yes, 2009
We obtain the time-dependent correlation function describing the evolution of a single spin excitation state in a linear spin chain with isotropic nearest-neighbour XY coupling, where the Hamiltonian is related to the Jacobi matrix of a set of orthogonal
Chakrabarti, R., Van der Jeugt, J.
core   +3 more sources

Positive definite functions on the unit sphere and integrals of Jacobi polynomials [PDF]

open access: yes, 2017
It is shown that the integrals of the Jacobi polynomials \begin{equation*}%\label{eq:Fn^J} \int_0^t (t-\theta)^\delta P_n^{(\alpha-\frac12,\beta-\frac12)}(\cos \theta) \left(\sin \tfrac{\theta}2\right)^{2 \alpha} \left(\cos \tfrac{\theta}2\right)^{2 ...
Yuan Xu
semanticscholar   +1 more source

QCD analysis of nucleon structure functions in deep-inelastic neutrino-nucleon scattering: Laplace transform and Jacobi polynomials approach [PDF]

open access: yes, 2016
We present a detailed QCD analysis of nucleon structure functions $x{F}_{3}(x,{Q}^{2})$, based on Laplace transforms and the Jacobi polynomials approach.
S. M. Nejad   +3 more
semanticscholar   +1 more source

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