Results 91 to 100 of about 28,297 (240)

Couple on a rotating permeable sphere in a couple stress fluid

open access: yesAin Shams Engineering Journal, 2018
In this paper, the flow generated by the slow steady rotation of a permeable sphere with thin surface about its axis of symmetry in an incompressible couple stress fluid which is otherwise at rest is studied.
P. Aparna   +2 more
doaj   +1 more source

On the approximation of analytic functions by infinite series of fractional Ruscheweyh derivatives bases

open access: yesAIMS Mathematics
This paper presented a new Ruscheweyh fractional derivative of fractional order in the complex conformable calculus sense. We applied the constructed complex conformable Ruscheweyh derivative (CCRD) on a certain base of polynomials (BPs) in different ...
Mohra Zayed , Gamal Hassan
doaj   +1 more source

An operational collocation based on the Bell polynomials for solving high order Volterra integro-differential equations [PDF]

open access: yesJournal of Mahani Mathematical Research
In this paper, an operational matrix method based on the Bell polynomials  has been presented to find approximate solutions of high-order Volterra integro-differential equations.
Najmeh Kasaei   +2 more
doaj   +1 more source

Generalized Bessel Functions and Generalized Hermite Polynomials

open access: yesJournal of Mathematical Analysis and Applications, 1993
The authors explore some interesting connections of certain generalized Bessel functions [J. Math. Phys. 33, No. 1, 25-36 (1992; Zbl 0752.33009)] with the generalized Hermite polynomials of \textit{H. W. Gould} and \textit{A. T. Hopper} [Duke Math. J. 29, 51-63 (1962; Zbl 0108.065)].
Dattoli, G.   +4 more
openaire   +2 more sources

On classical orthogonal polynomials and the Cholesky factorization of a class of Hankel matrices

open access: yesBulletin of Mathematical Sciences
Classical moment functionals (Hermite, Laguerre, Jacobi, Bessel) can be characterized as those linear functionals whose moments satisfy a second-order linear recurrence relation.
Misael E. Marriaga   +3 more
doaj   +1 more source

New algorithms for approximating oscillatory Bessel integrals with Cauchy-type singularities

open access: yesResults in Applied Mathematics
In this paper, we present an efficient numerical algorithm for approximating integrals involving highly oscillatory Bessel functions with Cauchy-type singularities.
Qinghua Wu, Mengjun Sun
doaj   +1 more source

The Spectral Connection Matrix for Any Change of Basis within the Classical Real Orthogonal Polynomials

open access: yesMathematics, 2015
The connection problem for orthogonal polynomials is, given a polynomial expressed in the basis of one set of orthogonal polynomials, computing the coefficients with respect to a different set of orthogonal polynomials.
Tom Bella, Jenna Reis
doaj   +1 more source

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