نتایج جستجو برای: operational matrices

تعداد نتایج: 152161  

Journal: :St. Petersburg Polytechnical University Journal: Physics and Mathematics 2017

Journal: :International Journal of Transportation Science and Technology 2013

In this paper, we introduce hybrid of block-pulse functions and Bernstein polynomials and derive operational matrices of integration, dual, differentiation, product and delay of these hybrid functions by a general procedure that can be used for other polynomials or orthogonal functions. Then, we utilize them to solve delay differential equations and time-delay system. The method is based upon e...

ژورنال: پژوهش های ریاضی 2018
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Fractional differential equations (FDEs) have attracted in the recent years a considerable interest due to their frequent appearance in various fields and their more accurate models of systems under consideration provided by fractional derivatives. For example, fractional derivatives have been used successfully to model frequency dependent damping behavior of many viscoelastic materials. They a...

Journal: :Quantum 2023

This work overviews the single-particle two-way communication protocol recently introduced by del Santo and Dakić (dSD), analyses it using process matrix formalism. We give a detailed account of importance operational meaning interaction an agent with vacuum – in particular its role description. Our analysis shows that should be treated as operation, on equal footing all other interactions. rai...

Journal: :Applied Mathematics and Computation 2007
Adem Kiliçman Zeyad Abdel Aziz Al Zhour

The problems of systems identification, analysis and optimal control have been recently studied using orthogonal functions. The specific orthogonal functions used up to now are the Walsh, the block-pulse, the Laguerre, the Legendre, Haar and many other functions. In the present paper, several operational matrices for integration and differentiation are studied. we introduce the Kronecker convol...

2014
F. Toutounian Emran Tohidi A. Kilicman Carlos Vazquez

and Applied Analysis 3 The vector representation of the above-mentioned truncated series can be written in the following form: y N (t)

In this paper, we propose and analyze an efficient matrix method based on Bell polynomials for numerically solving nonlinear Fredholm- Volterra integral equations. For this aim, first we calculate operational matrix of integration and product based on Bell polynomials. By using these matrices, nonlinear Fredholm-Volterra integral equations reduce to the system of nonlinear algebraic equations w...

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