Results 91 to 100 of about 34,271 (206)

Diffusion Approximation to Neutron Transport Equation with First Kind of Chebyshev Polynomials

open access: yesSüleyman Demirel Üniversitesi Fen-Edebiyat Fakültesi Fen Dergisi, 2015
: The first kind of Chebyshev polynomials are used for the series expansion of the neutron angular flux in neutron transport theory. The first order approximation known as the diffusion approximation is applied to one-dimensional neutron transport ...
Ökkeş EGE   +2 more
doaj  

On Fractional Orthonormal Polynomials of a Discrete Variable

open access: yesDiscrete Dynamics in Nature and Society, 2015
A fractional analogue of classical Gram or discrete Chebyshev polynomials is introduced. Basic properties as well as their relation with the fractional analogue of Legendre polynomials are presented.
I. Area   +3 more
doaj   +1 more source

Representing derivatives of Chebyshev polynomials by Chebyshev polynomials and related questions

open access: yesOpen Mathematics, 2017
A recursion formula for derivatives of Chebyshev polynomials is replaced by an explicit formula. Similar formulae are derived for scaled Fibonacci numbers.
Prodinger Helmut
doaj   +1 more source

Adopted spectral tau approach for the time-fractional diffusion equation via seventh-kind Chebyshev polynomials

open access: yesBoundary Value Problems
This study utilizes a spectral tau method to acquire an accurate numerical solution of the time-fractional diffusion equation. The central point of this approach is to use double basis functions in terms of certain Chebyshev polynomials, namely Chebyshev
W. M. Abd-Elhameed   +2 more
doaj   +1 more source

An Improved Multi-Chaotic Public Key Algorithm Based on Chebyshev Polynomials

open access: yesAlgorithms
Due to the similar characteristics of chaotic systems and cryptography, public key encryption algorithms based on chaotic systems are worth in-depth research and have high value for the future.
Chunfu Zhang   +6 more
doaj   +1 more source

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