نتایج جستجو برای: fuzzy caputo
تعداد نتایج: 91833 فیلتر نتایج به سال:
In the analysis in this article, we developed a scheme for computation of semi-analytical solution to fuzzy fractional-order heat equation two dimensions having some external diffusion source term. For this, applied Laplace transform along with decomposition techniques and Adomian polynomial under Caputo–Fabrizio fractional differential operator. Furthermore, obtaining series-type solution, unk...
and Applied Analysis 3 Let Γ(⋅) denote the gamma function. For any positive integer n and real number θ (n − 1 < θ < n), there are different definitions of fractional derivatives with order θ in [8]. During this paper, we consider the left, (right) Caputo derivative and left (right) Riemann-Liouville derivative defined as follows: (i) the left Caputo derivative: C 0 D θ t V (t) = 1 Γ (n − θ) ∫ ...
2. Preliminaries Fractional differintegration’s set foot in control compass, also consistency of Caputo definition among the other fractional derivative’s definitions with engineering applications, is caused to devote this section to the basic definition of fractional calculus and its properties (Table 1). The Riemann–Liouville (RL) and the Caputo are the most popular fractional derivatives def...
Here we state the main properties of the Caputo, Riemann-Liouville and the Caputo via Riemann-Liouville fractional derivatives and give some general notes on these properties. Some properties given in some recent literatures and used to solve fractional nonlinear partial differential equations will be proved that they are incorrect by giving some counter examples.
This study examines the nature of media bias within the news media (for this study, newspapers and television news), the trajectories and methods through which these biases are spread and how a hegemony is formed, and looks at the qualities of this hegemony. The thesis begins with a review of some of the literature covering bias in the news media, approaching the issue from a number of angles a...
This paper develops appropriate boundary conditions for the two-sided fractional diffusion equation, where the usual second derivative in space is replaced by a weighted average of positive and negative fractional derivatives. Mass preserving, reflecting boundary conditions for two-sided fractional diffusion involve a balance of left and right fractional derivatives at the boundary. Stable, con...
In this paper, we develop a mathematical model with Caputo fractional derivative under fuzzy sense for the prediction of COVID-19. We present numerical results COVID-19 most three infected countries such as USA, India and Italy. Using proposed model, estimate predicting future outbreaks, effectiveness preventive measures potential control strategies infection. provide comparative study Ahmadian...
In this paper, we present a numerical computational approach for solving Caputo type fractional differential equations. This method is based on approximation of Caputo derivative in terms of integer order derivatives and waveform relaxation method. The utility of the method is shown by applying it to several examples. A comparative study indicates that our approach is more efficient and accurat...
There has been a recent increase in interest in the use of distributed order differential equations (particularly in the case where the derivatives are given in the Caputo sense) to model various phenomena. Recent papers have provided insights into the numerical approximation of the solution, and some results on existence and uniqueness have been proved. In each case, the representation of the ...
In this paper we will prove certain Hadamard and Fejer-Hadamard inequalities for the functions whose nth derivatives are convex by using Caputo k-fractional derivatives. These results have some relationship with inequalities for Caputo fractional derivatives.
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