نتایج جستجو برای: fractional derivatives and integrals

تعداد نتایج: 16866483  

2003
LOKENATH DEBNATH

This paper deals with recent applications of fractional calculus to dynamical systems in control theory, electrical circuits with fractance, generalized voltage divider, viscoelasticity, fractional-order multipoles in electromagnetism, electrochemistry, tracer in fluid flows, and model of neurons in biology. Special attention is given to numerical computation of fractional derivatives and integ...

2013
Mehdi Delkhosh

Abstract Fractional calculus is a branch of classical mathematics, which deals with the generalization of operations of differentiation and integration to fractional order. Such a generalization is not merely a mathematical curiosity but has found applications in various fields of physical sciences. In this paper, we review the definitions and properties of fractional derivatives and integrals,...

2010
Mohamed A. E. Herzallah Dumitru Baleanu

This paper presents the necessary and sufficient optimality conditions for fractional variational problems involving the right and the left fractional integrals and fractional derivatives defined in the sense of Riemman-Liouville with a Lagrangian depending on the free end-points. To illustrate our approach, two examples are discussed in detail.

Journal: :Applied Mathematics and Computation 2011
Margarita Rivero Juan J. Trujillo Luis Vázquez Martínez M. Pilar Velasco

Nature often presents complex dynamics, which cannot be explained by means of ordinary models. In this paper, we establish an approach to certain fractional dynamic systems using only deterministic arguments. The behavior of the trajectories of fractional non-linear autonomous systems around the corresponding critical points in the phase space is studied. In this work we arrive to several inter...

Journal: :J. Optimization Theory and Applications 2013
Matheus J. Lazo Delfim F. M. Torres

Derivatives and integrals of non-integer order were introduced more than three centuries ago, but only recently gained more attention due to their application on nonlocal phenomena. In this context, the Caputo derivatives are the most popular approach to fractional calculus among physicists, since differential equations involving Caputo derivatives require regular boundary conditions. Motivated...

Journal: :Filomat 2022

In this paper, we obtain new generalization of Hermite-Hadamard inequalities via generalized fractional integrals defined by Sarikaya and Ertu?ral in [12]. We establish some midpoint trapezoid type for functions whose first derivatives absolute value are convex involving integrals.

2008
Vasily E. Tarasov

A fractional generalization of variations is used to define a stability of non-integer order. Fractional variational derivatives are suggested to describe the properties of dynamical systems at fractional perturbations. We formulate stability with respect to motion changes at fractional changes of variables. Note that dynamical systems, which are unstable ”in sense of Lyapunov”, can be stable w...

Journal: :Symmetry 2021

In this paper, we introduce the general fractional integrals and derivatives of arbitrary order study some their basic properties particular cases. First, a suitable generalization Sonine condition is presented important classes kernels that satisfy are introduced. Whereas with these possess integrable singularities at point zero, can be - depending on both singular continuous origin. For intro...

Journal: :Journal of the Australian Mathematical Society 1972

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