Results 31 to 40 of about 2,224 (227)

On the connection coefficients and recurrence relations arising from expansions in series of modified generalized Laguerre polynomials: Applications on a semi-infinite domain

open access: yesNonlinear Engineering, 2019
Herein, three important theorems were stated and proved. The first relates the modified generalized Laguerre expansion coefficients of the derivatives of a function in terms of its original expansion coefficients; and an explicit expression for the ...
Doha E.H., Youssri Y.H.
doaj   +1 more source

Construction of partially degenerate Laguerre-Genocchi polynomials with their applications

open access: yesAIMS Mathematics, 2020
Various applications of degenerate polynomials in different areas call for the thoughtful study and research, and many extensions and variants can be found in the literature.
Talha Usman   +4 more
doaj   +1 more source

A Modified Generalized Laguerre Spectral Method for Fractional Differential Equations on the Half Line

open access: yesAbstract and Applied Analysis, 2013
This paper deals with modified generalized Laguerre spectral tau and collocation methods for solving linear and nonlinear multiterm fractional differential equations (FDEs) on the half line.
D. Baleanu, A. H. Bhrawy, T. M. Taha
doaj   +1 more source

Inequalities for Laguerre functions

open access: yesJournal of Inequalities and Applications, 1997
The main published inequality for Laguerre functions Lvμ(z) seems to be for Laguerre polynomials Ln0(x) only; it is [2: 10.18(3)]: |Ln(x)|≤ex/2  for  x>0.This paper presents several inequalities for Laguerre polynomials Lnμ(x) and ...
E. R. Love
doaj   +1 more source

Bispectral Laguerre type polynomials [PDF]

open access: yesIntegral Transforms and Special Functions, 2019
We study the bispectrality of Laguerre type polynomials, which are defined by taking suitable linear combinations of a fixed number of consecutive Laguerre polynomials. These Laguerre type polynomials are eigenfunctions of higher-order differential operators and include, as particular cases, the Krall-Laguerre polynomials. As the main results, we prove
Antonio J. Durán   +1 more
openaire   +3 more sources

A New Generalization of mth-Order Laguerre-Based Appell Polynomials Associated with Two-Variable General Polynomials

open access: yesMathematics
This paper presents a novel generalization of the mth-order Laguerre and Laguerre-based Appell polynomials and examines their fundamental properties. By establishing quasi-monomiality, we derive key results, including recurrence relations, multiplicative
Waseem Ahmad Khan   +4 more
doaj   +1 more source

Fractional Generalizations of Rodrigues-Type Formulas for Laguerre Functions in Function Spaces

open access: yesMathematics, 2021
Generalized Laguerre polynomials, Ln(α), verify the well-known Rodrigues’ formula. Using Weyl and Riemann–Liouville fractional calculi, we present several fractional generalizations of Rodrigues’ formula for generalized Laguerre functions and polynomials.
Pedro J. Miana, Natalia Romero
doaj   +1 more source

On Appell-Laguerre polynomials

open access: yesJournal of Computational and Applied Mathematics, 1993
AbstractIn this note we give a digest study of Appell-Laguerre polynomials, we provide a recurrence relation and a second-order differential equation satisfied by these polynomials. Moreover, an explicit expression and a generating function of the polynomials are given.
openaire   +2 more sources

Some Identities on Laguerre Polynomials in Connection with Bernoulli and Euler Numbers

open access: yesDiscrete Dynamics in Nature and Society, 2012
We study some interesting identities and properties of Laguerre polynomials in connection with Bernoulli and Euler numbers. These identities are derived from the orthogonality of Laguerre polynomials with respect to inner product ∫⟨𝑓,𝑔⟩=∞0𝑒−𝑥2𝑓(𝑥)𝑔(𝑥)𝑑𝑥.
Dae San Kim   +2 more
doaj   +1 more source

Generalizations of Laguerre polynomials

open access: yesJournal of Mathematical Analysis and Applications, 1990
AbstractIt is shown that the polynomials {Lnα,M0,M1,…,MN(x)}n = 0∞ defined by Lnα,M0M1,…,MN(x)=∑k=0N+1Ak·DkLn(α)(x) for certain real coefficients {Ak}k = 0N + 1 are orthogonal with respect to the inner product 〈f,g〉=1Γ(α+1)·∫0∞xαe−x·f(x)g(x)dx+∑v=0NMv·f(v)(0)g(v)(0), where α > − 1, N ϵ N and Mv ⩾ 0 for all v ϵ {0, 1, 2, …, N}. For these new polynomials
openaire   +2 more sources

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