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Fractional variation is defined as the limit of the difference quotient of the increments of a function and its argument raised to a fractional power. Fractional velocity can be suitable for characterizing singular behavior of derivatives…

经典分析与常微分方程 · 数学 2015-05-01 Dimiter Prodanov

Singular functions and, in general, H\"older functions represent conceptual models of nonlinear physical phenomena. The purpose of this survey is to demonstrate the applicability of fractional velocity as a tool to characterize Holder and…

经典分析与常微分方程 · 数学 2018-10-18 Dimiter Prodanov

H\"older functions represent mathematical models of nonlinear physical phenomena. This work investigates the general conditions of existence of fractional velocity as a localized generalization of ordinary derivative with regard to the…

经典分析与常微分方程 · 数学 2016-08-02 Dimiter Prodanov

Definitions of fractional derivatives as fractional powers of derivative operators are suggested. The Taylor series and Fourier series are used to define fractional power of self-adjoint derivative operator. The Fourier integrals and Weyl…

混沌动力学 · 物理学 2015-03-17 Vasily E. Tarasov

Fractional calculus is the calculus of differentiation and integration of non-integer orders. In a recently paper (Annals of Physics 323 (2008) 2756-2778), the Fundamental Theorem of Fractional Calculus is highlighted. Based on this…

数学物理 · 物理学 2009-10-30 Ming-Fan Li , Ji-Rong Ren , Tao Zhu

A new derivative, called deformable derivative, is introduced here which is equivalent to ordinary derivative in the sense that one implies other. The deformable derivative is defined using limit approach like that of ordinary one but with…

经典分析与常微分方程 · 数学 2017-05-03 Fahed Zulfeqarr , Amit Ujlayan , Priyanka Ahuja

The paper demonstrates the basic properties of the local fractional variation operators (termed fractal variation operators). The action of the operators is demonstrated for local characterization of Holderian functions. In particular, it…

经典分析与常微分方程 · 数学 2015-05-27 Dimiter Prodanov

The notion of a local fractional derivative (LFD) was introduced recently for functions of a single variable. LFD was shown to be useful in studying fractional differentiability properties of fractal and multifractal functions. It was…

数学物理 · 物理学 2008-11-06 Kiran M. Kolwankar , Anil D. Gangal

In the present article, a new method for the evaluation of fractional derivatives of arbitrary real order is proposed. Numerous but inequivalent formulations have been given in the past. Some of them exhibit unsatisfactory properties such…

泛函分析 · 数学 2021-05-04 Cyril Belardinelli

A generalization of exterior calculus is considered by allowing the partial derivatives in the exterior derivative to assume fractional orders. That is, a fractional exterior derivative is defined. This is found to generate new vector…

数学物理 · 物理学 2009-11-10 Kathleen Cotrill-Shepherd , Mark Naber

Recently, a new fractional derivative called the conformable fractional derivative is given which is based on the basic limit definition of the derivative in [1]. Then, the fractional versions of chain rules, exponential functions,…

经典分析与常微分方程 · 数学 2016-02-19 Emrahünal , Ahmet Gökdoğan

We study the Taylor expansion for the solution of a differential equation driven by a multidimensional Holder path with exponent \beta> 1/2. We derive a convergence criterion that enables us to write the solution as an infinite sum of…

概率论 · 数学 2016-11-25 Fabrice Baudoin , Xuejing Zhang

Fractional generalization of an exterior derivative for calculus of variations is defined. The Hamilton and Lagrange approaches are considered. Fractional Hamilton and Euler-Lagrange equations are derived. Fractional equations of motion are…

数学物理 · 物理学 2009-11-11 Vasily E. Tarasov

Fractional analysis is applied to describe classical dynamical systems. Fractional derivative can be defined as a fractional power of derivative. The infinitesimal generators {H, .} and L=G(q,p) \partial_q+F(q,p) \partial_p, which are used…

经典物理 · 物理学 2011-07-29 Vasily E. Tarasov

The concept of fractional order derivative can be found in extensive range of many different subject areas. For this reason, the concept of fractional order derivative should be examined. After giving different methods mostly used in…

综合数学 · 数学 2013-06-25 Ali Karci

Using the recent formulation of Noether's theorem for the problems of the calculus of variations with fractional derivatives, the Lagrange multiplier technique, and the fractional Euler-Lagrange equations, we prove a Noether-like theorem to…

最优化与控制 · 数学 2008-06-29 Gastao S. F. Frederico , Delfim F. M. Torres

We consider the fractional generalization of nonholonomic constraints defined by equations with fractional derivatives and provide some examples. The corresponding equations of motion are derived using variational principle.

数学物理 · 物理学 2015-02-06 Vasily E. Tarasov , George M. Zaslavsky

In this paper we introduce the notion of fractional martingale as the fractional derivative of order $\alpha$ of a continuous local martingale, where $\alpha\in(-{1/2},{1/2})$, and we show that it has a nonzero finite variation of order…

概率论 · 数学 2009-12-09 Yaozhong Hu , David Nualart , Jian Song

Using the spectral theory on the $S$-spectrum it is possible to define the fractional powers of a large class of vector operators. This possibility leads to new fractional diffusion and evolution problems that are of particular interest for…

泛函分析 · 数学 2020-10-12 Fabrizio Colombo , Denis Deniz González , Stefano Pinton

A generalized fractional derivative (GFD) definition is proposed in this work. For a differentiable function that can be expanded by Taylor series, we show that D^Elafa*D^Beta f(t)=D^(Elafa+Beta)f(t). GFD is applied for some functions in…

经典分析与常微分方程 · 数学 2021-12-08 M. Abu-Shady , M. K. A. Kaabar
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