نتایج جستجو برای: generalized fractional derivatives

تعداد نتایج: 323879  

Journal: :Results in Mathematics 2022

The notion of moment differentiation is extended to the set generalized multisums formal power series via an appropriate integral representation and accurate estimates derivatives. main result applied characterize multisummability solution a family singularly perturbed differential equations in complex domain, broadening widely range functional be considered practice, such as fractional equatio...

2010
OANA CHIŞ

In this work we present a new approach on the study of dynamical systems. Combining the two ways of expressing the uncertainty, using probabilistic theory and credibility theory, we have investigated the generalized fractional hybrid equations. We have introduced the concepts of generalized fractional Wiener process, generalized fractional Liu process and the combination between them, generaliz...

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...

‎In this paper‎, ‎a spectral Tau method for solving fractional Riccati‎ ‎differential equations is considered‎. ‎This technique describes‎ ‎converting of a given fractional Riccati differential equation to a‎ ‎system of nonlinear algebraic equations by using some simple‎ ‎matrices‎. ‎We use fractional derivatives in the Caputo form‎. ‎Convergence analysis of the proposed method is given an...

Journal: :computational methods for differential equations 0
mohammad ali mohebbi ghandehari azarbijan shahid madani university mojtaba ranjbar azarbijan shahid madani university

in this paper, a new identification of the lagrange multipliers by means of the sumudu transform, is employed to  btain a quick and accurate solution to the fractional black-scholes equation with the initial condition for a european option pricing problem. undoubtedly this model is the most well known model for pricing financial derivatives. the fractional derivatives is described in caputo sen...

2016
Jacky Cresson Jacky CRESSON

— This paper is a contribution to the general program of embedding theories of dynamical systems. Following our previous work on the Stochastic embedding theory developed with S. Darses, we define the fractional embedding of differential operators and ordinary differential equations. We construct an operator combining in a symmetric way the left and right (Riemann-Liouville) fractional derivati...

2008
Jacky CRESSON

— This paper is a contribution to the general program of embedding theories of dynamical systems. Following our previous work on the Stochastic embedding theory developed with S. Darses, we define the fractional embedding of differential operators and ordinary differential equations. We construct an operator combining in a symmetric way the left and right (Riemann-Liouville) fractional derivati...

2017
Srijan Sengupta Uttam Ghosh Susmita Sarkar Shantanu Das

There are many functions which are continuous everywhere but non-differentiable at someor all points such functions are termed as unreachable functions. Graphs representing suchunreachable functions are called unreachable graphs. For example ECG is such an unreachable graph. Classical calculus fails in their characterization as derivatives do not exist at the unreachable points. Such unreachabl...

Journal: :Mathematics 2021

This paper is concerned with a class of implicit-type coupled system integral boundary conditions involving Caputo fractional derivatives. First, the existence result solutions for considered obtained by means topological degree theory. Next, Ulam–Hyers stability and generalized are studied under some suitable assumptions. Finally, one example worked out to illustrate main results.

Journal: :journal of mathematical modeling 2014
hossein aminikhah amir hossein refahi sheikhani hadi rezazadeh

the present study introduces a new technique of homotopy perturbation method for the solution of systems of fractional partial differential equations. the proposed scheme is based on laplace transform and new homotopy perturbation methods. the fractional derivatives are considered in caputo sense. to illustrate the ability and reliability of the method some examples are provided. the results ob...

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