Results 31 to 40 of about 2,744 (114)

OPERATIONAL IDENTITIES ON GENERALIZED TWO-VARIABLE CHEBYSHEV POLYNOMIALS

open access: yes, 2015
We use the concepts and the formalism of the generalized, m-order, two-variable Hermite polynomials of type H (m) n (x, y) in order to derive integral representations of a generalized family of Chebyshev polynomials.
C. Cesarano, C. Fornaro
semanticscholar   +1 more source

A note on monotonicity property of Bessel functions

open access: yesInternational Journal of Mathematics and Mathematical Sciences, Volume 20, Issue 3, Page 561-566, 1997., 1997
A theorem of Lorch, Muldoon and Szegö states that the sequence is decreasing for α > −1/2, where Jα(t) the Bessel function of the first kind order α and jα,k its kth positive root. This monotonicity property implies Szegö′s inequality , when α ≥ α′ and α′ is the unique solution of .
Stamatis Koumandos
wiley   +1 more source

Fourier transform of hn(x + p)hn(x − p)

open access: yesInternational Journal of Mathematics and Mathematical Sciences, Volume 20, Issue 3, Page 613-615, 1997., 1996
We evaluate Fourier transform of a function with Hermite polynomials involved. An elementary proof is based on a combinatorial formula for Hermite polynomials.
Mourad E. H. Ismail, Krzystztof Stempak
wiley   +1 more source

Transformations of certain generalized Kampé de Fériet functions II

open access: yesInternational Journal of Stochastic Analysis, Volume 10, Issue 3, Page 297-304, 1997., 1996
The development of identities of multivariable hypergeometric functions is further extended based upon the methods of the previous study (H. Exton, J. Phys. A29 (1996), 357‐363) these functions occur in various applications in the fields of physics and quantum chemistry.
Harold Exton
wiley   +1 more source

An extension of generalized Apostol-Euler polynomials

open access: yes, 2013
Recently, Tremblay, Gaboury and Fugère introduced a class of the generalized Bernoulli polynomials (see Tremblay in Appl. Math. Let. 24:1888-1893, 2011).
Si Chen, Yichang Cai, Qiu-Ming Luo
semanticscholar   +1 more source

Generating new classes of orthogonal polynomials

open access: yesInternational Journal of Mathematics and Mathematical Sciences, Volume 19, Issue 4, Page 643-656, 1996., 1994
Given a sequence of monic orthogonal polynomials (MOPS), {Pn}, with respect to a quasi‐definite linear functional u, we find necessary and sufficient conditions on the parameters an and bn for the sequence to be orthogonal. In particular, we can find explicitly the linear functional v such that the new sequence is the corresponding family of orthogonal
Amílcar Branquinho   +1 more
wiley   +1 more source

Umbral Methods and Harmonic Numbers

open access: yesAxioms, 2018
The theory of harmonic-based functions is discussed here within the framework of umbral operational methods. We derive a number of results based on elementary notions relying on the properties of Gaussian integrals.
Giuseppe Dattoli   +3 more
doaj   +1 more source

Some relations involving a generalized fractional derivative operator

open access: yes, 2013
Recently, Katugampola (Appl. Math. Comput. 218:860-865, 2011) studied a special case of the Erdélyi-Kober generalized fractional derivative. This special case generalized the well-known Riemann-Liouville and the Hadamard fractional integrals into a ...
S. Gaboury, R. Tremblay, B. Fugère
semanticscholar   +1 more source

New generating functions for multivariate biorthogonal polynomials on the N‐sphere

open access: yesInternational Journal of Stochastic Analysis, Volume 8, Issue 1, Page 85-90, 1995., 1994
Certain multivariate biorthogonal polynomials on the N‐sphere arise in connection with quantum chromodynamics. These functions can be expressed in terms of Lauricella functions of the first kind, and multi‐dimensional generating functions for them are deduced by means of an extension of Bailey′s theorem.
Harold Exton
wiley   +1 more source

2D-Sheffer-Mittag-Leffler polynomials: properties and examples

open access: yesJournal of Classical Analysis, 2019
In this work, the 2D-Sheffer polynomials and the Mittag-Leffler polynomials are combined to introduce the family of the 2D-Sheffer-Mittag-Leffler polynomials.
Subuhi Khan   +2 more
semanticscholar   +1 more source

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