Results 21 to 30 of about 194 (101)

Ordinary Differential Equation with Left and Right Fractional Derivatives and Modeling of Oscillatory Systems

open access: yesMathematics, 2020
We consider the principle of least action in the context of fractional calculus. Namely, we derive the fractional Euler–Lagrange equation and the general equation of motion with the composition of the left and right fractional derivatives defined on ...
Liana Eneeva   +2 more
doaj   +1 more source

Review of Some Promising Fractional Physical Models [PDF]

open access: yes, 2015
Fractional dynamics is a field of study in physics and mechanics investigating the behavior of objects and systems that are characterized by power-law non-locality, power-law long-term memory or fractal properties by using integrations and ...
Tarasov, Vasily E.
core   +1 more source

On the solvability of equations with a distributed fractional derivative given by the Stieltjes integral [PDF]

open access: yes, 2022
Linear equations in Banach spaces with a distributed fractional derivative given by the Stieltjes integral and with a closed operator A in the right-hand side are ...
Fedorov, V. E.   +3 more
core   +1 more source

Нелокальная краевая задача для уравнения с производными дробного порядка с различными началами

open access: yesVestnik KRAUNC: Fiziko-Matematičeskie Nauki, 2023
Рассматривается линейное обыкновенное дифференциальное уравнение дробного порядка с композицией лево- и правосторонних операторов дробных производных в главной части.
Энеева, Л.М.
doaj   +1 more source

Recent applications of fractional calculus to science and engineering

open access: yesInternational Journal of Mathematics and Mathematical Sciences, Volume 2003, Issue 54, Page 3413-3442, 2003., 2003
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.
Lokenath Debnath
wiley   +1 more source

A Class of Fractional Degenerate Evolution Equations with Delay

open access: yesMathematics, 2020
We establish a class of degenerate fractional differential equations involving delay arguments in Banach spaces. The system endowed by a given background and the generalized Showalter–Sidorov conditions which are natural for degenerate type equations. We
Amar Debbouche, Vladimir E. Fedorov
doaj   +1 more source

Дробно-дифференциальная модель физических процессов с насыщением и ее применение к описанию динамики COVID-19

open access: yesVestnik KRAUNC: Fiziko-Matematičeskie Nauki, 2022
В этой статье была использована дробно-дифференциальная модель физических процессов с насыщением для описания динамики летальных исходов инфекции COVID-19.
Твёрдый, Д.А.   +1 more
doaj   +1 more source

Trends, directions for further research, and some open problems of fractional calculus [PDF]

open access: yes, 2021
The area of fractional calculus (FC) has been fast developing and is presently being applied in all scientific fields. Therefore, it is of key relevance to assess the present state of development and to foresee, if possible, the future evolution, or, at ...
Diethelm, Kai   +4 more
core   +3 more sources

Fractional Diffusion–Wave Equation with Application in Electrodynamics

open access: yesMathematics, 2020
We consider a diffusion–wave equation with fractional derivative with respect to the time variable, defined on infinite interval, and with the starting point at minus infinity.
Arsen Pskhu, Sergo Rekhviashvili
doaj   +1 more source

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