Results 31 to 40 of about 58,651 (306)

Discrete q-Exponential Limit Order Cancellation Time Distribution

open access: yesFractal and Fractional, 2023
Modeling financial markets based on empirical data poses challenges in selecting the most appropriate models. Despite the abundance of empirical data available, researchers often face difficulties in identifying the best fitting model.
Vygintas Gontis
doaj   +1 more source

An application of fractional calculus to dielectric relaxation processes

open access: yes, 2012
Recently fractional calculus has been successfully applied in the description of complex dynamics and proved to be a valuable tool for the solution of non-linear differential equations.
Çavuş M., Bozdemir S.
core   +2 more sources

General Fractional Vector Calculus

open access: yesMathematics, 2021
A generalization of fractional vector calculus (FVC) as a self-consistent mathematical theory is proposed to take into account a general form of non-locality in kernels of fractional vector differential and integral operators.
Vasily E. Tarasov
doaj   +1 more source

Fractional dynamics in the Rayleigh’s piston [PDF]

open access: yesCommunications in Nonlinear Science and Numerical Simulation, 2016
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +2 more sources

Fractional boundary value problems: Analysis and numerical methods [PDF]

open access: yes, 2011
This is the author's PDF of an article published in Fractional Calculus and Applied Analysis 2011. The original publication is available at www.springerlink.comThis journal article discusses nonlinear boundary value problems.Fundacao para a Ciencia e ...
M. Luísa Morgado   +3 more
core   +1 more source

Fractal Properties of the Magnetic Polarity Scale in the Stochastic Hereditary αω-Dynamo Model

open access: yesFractal and Fractional, 2022
We study some fractal properties of the hereditary αω-dynamo model in the two-mode approximation. The phase variables of the model describe the temporal dynamics of the toroidal and poloidal components of the magnetic field.
Gleb Vodinchar , Lyubov Feshchenko
doaj   +1 more source

Fractional-time quantum dynamics [PDF]

open access: yesPhysical Review E, 2009
Application of the fractional calculus to quantum processes is presented. In particular, the quantum dynamics is considered in the framework of the fractional time Schrödinger equation (SE), which differs from the standard SE by the fractional time derivative: $\frac{\prt}{\prt t}\to \frac{\prt^α}{\prt t^α}$. It is shown that for $α=1/2$ the fractional
openaire   +3 more sources

Periodically Kicked Rotator with Power-Law Memory: Exact Solution and Discrete Maps

open access: yesFractal and Fractional
This article discusses the transformation of a continuous-time model of the fractional system into a discrete-time model of the fractional system. For the continuous-time model, the exact solution of the nonlinear equation with fractional derivatives ...
Vasily E. Tarasov
doaj   +1 more source

Photothermal Response for the Thermoelastic Bending Effect Considering Dissipating Effects by Means of Fractional Dual-Phase-Lag Theory

open access: yesFractal and Fractional, 2023
We analyze an extension of the dual-phase lag model of thermal diffusion theory to accurately predict the contribution of thermoelastic bending (TE) to the Photoacoustic (PA) signal in a transmission configuration.
Aloisi Somer   +4 more
doaj   +1 more source

Generalized continuous-time random walks, subordination by hitting times, and fractional dynamics [PDF]

open access: yes, 2009
Functional limit theorems for continuous-time random walks (CTRW) are found in the general case of dependent waiting times and jump sizes that are also position dependent.
Kolokoltsov, V. N. (Vasiliĭ Nikitich)
core   +1 more source

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