نتایج جستجو برای: riesz space fractional derivatives

تعداد نتایج: 651022  

Journal: :CoRR 2014
William A. Sethares Selçuk S. Bayin

Fractional order derivatives and integrals (differintegrals) are viewed from a frequency-domain perspective using the formalism of Riesz, providing a computational tool as well as a way to interpret the operations in the frequency domain. Differintegrals provide a logical extension of current techniques, generalizing the notion of integral and differential operators and acting as kind of freque...

Journal: :Journal of advance college of engineering and management 2021

In this article, we begin with Riesz potential. We then discuss some properties of the Finally a relation Potential fractional maximal function in sense that can be controlled by potential and maps space Lp to Lq whenever does.

Journal: :Fractal and fractional 2021

The numerical solution of fractional-order elliptic problems is investigated in bounded domains. According to real-life situations, we assumed inhomogeneous boundary terms, while the underlying equations contain full-space fractional Laplacian operator. basis convergence analysis for a lower-order element approximation theory corresponding continuous problem. In particular, need continuity resu...

2016
YOUWEI ZHANG

This paper presents the formulation of time-fractional Klein-Gordon equation using the Euler-Lagrange variational technique in the Riesz derivative sense and derives an approximate solitary wave solution. Our results witness that He’s variational iteration method was very efficient and powerful technique in finding the solution of the proposed equation. The basic idea described in this paper is...

2007
Shaher Momani

This paper presents a general solution for a space-and time-fractional diffusionwave equation defined in a bounded space domain. The space-and time-fractional derivatives are described in the Caputo sense. The application of Adomian decomposition method, developed for differential equations of integer order, is extended to derive a general solution of the space-and time-fractional diffusionwave...

2006
Vasily E. Tarasov

The Liouville and first Bogoliubov hierarchy equations with derivatives of noninteger order are derived. The fractional Liouville equation is obtained from the conservation of probability to find a system in a fractional volume element. This equation is used to obtain Bogoliubov hierarchy and fractional kinetic equations with fractional derivatives. Statistical mechanics of fractional generaliz...

Journal: :international journal of nonlinear analysis and applications 0
shahnam javadi department of mathematics, faculty of mathematical sciences and computer, kharazmi university mostafa jani department of mathematics, faculty of mathematical sciences and computer, kharazmi university, tehran, iran esmail babolian department of mathematics, faculty of mathematical sciences and computer, kharazmi university, tehran, iran

in this paper, we develop a numerical resolution of the space-time fractional advection-dispersion equation. we utilize spectral-collocation method combining with a product integration technique in order to discretize the terms involving spatial fractional order derivatives that leads to a simple evaluation of the related terms. by using bernstein polynomial basis, the problem is transformed in...

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