Results 31 to 40 of about 237 (141)

Existence Results for Coupled Nonlinear Sequential Fractional Differential Equations with Coupled Riemann–Stieltjes Integro-Multipoint Boundary Conditions

open access: yesFractal and Fractional, 2022
This paper is concerned with the existence of solutions for a fully coupled Riemann–Stieltjes, integro-multipoint, boundary value problem of Caputo-type sequential fractional differential equations.
Ymnah Alruwaily   +3 more
doaj   +1 more source

Existence results for impulsive fractional differential equations with $p$-Laplacian via variational methods [PDF]

open access: yes, 2022
summary:This paper presents several sufficient conditions for the existence of at least one classical solution to impulsive fractional differential equations with a $p$-Laplacian and Dirichlet boundary conditions.
Kong, Lingju   +3 more
core   +1 more source

A system of additive functional equations in complex Banach algebras [PDF]

open access: yes, 2023
In this article, we solve the system of additive functional equations: fx y gx gy gx y f y x fx 2 , 2 4 ⎧ ⎨ ⎩ ( ) () () ( ) ( ) () +− = +− −= and prove the Hyers-Ulam stability of the system of additive functional equations in complex Banach
Mehdi Dehghanian   +7 more
core   +1 more source

Analytical and Numerical Methods for Solving Second-Order Two-Dimensional Symmetric Sequential Fractional Integro-Differential Equations

open access: yes, 2023
In this paper, we investigate the solution to a class of symmetric non-homogeneous two-dimensional fractional integro-differential equations using both analytical and numerical methods.
Sondos M. Syam   +3 more
core   +1 more source

Nonlinear Random Differential Equations with n Sequential Fractional Derivatives

open access: yesMoroccan Journal of Pure and Applied Analysis, 2022
This article deals with a solvability for a problem of random fractional differential equations with n sequential derivatives and nonlocal conditions.
Hafssa Yfrah, Dahmani Zoubir
doaj   +1 more source

Numerical investigation of three types of space and time fractional Bloch-Torrey equations in 2D [PDF]

open access: yes, 2013
Recently, the fractional Bloch-Torrey model has been used to study anomalous diffusion in the human brain. In this paper, we consider three types of space and time fractional Bloch-Torrey equations in two dimensions: Model-1 with the Riesz fractional ...
Burrage Kevin   +11 more
core   +1 more source

Transient Charging of Mixed Ionic‐Electronic Conductors by Anomalous Diffusion

open access: yesAdvanced Materials, EarlyView.
This article explores charge transport in mixed ionic‐electronic conductors (MIECs) through electrochemical impedance spectroscopy and transient current analysis. Focusing on PEDOT:PSS, WO3, and n‐doped PBDF, it uncovers the impact of anomalous diffusion via fractional modeling. The study reveals key correlations that deepen understanding and guide the
Heyi Zhang   +9 more
wiley   +1 more source

Kenyan Farmers' Policy Priorities During Economic Crisis and Stability: Insights From a Best‐Worst Scaling Experiment

open access: yesApplied Economic Perspectives and Policy, EarlyView.
ABSTRACT Amid rising food and fertilizer prices, understanding farmers' policy preferences is critical for effective crisis response. We use best‐worst scaling experiment to assess Kenyan mobile‐owning crop farmers' preferences for government support under high and normal price scenarios.
Mywish K. Maredia   +4 more
wiley   +1 more source

Maximum principle for space and time-space fractional partial differential equations

open access: yes, 2021
In this paper, new estimates of the sequential Caputo fractional derivatives of a function at its extremum points are obtained. We derive comparison principles for the linear fractional differential equations, then apply these principles to obtain lower ...
Kirane, Mokhtar, Torebek, Berikbol
core   +1 more source

Accounting for Substitution: Improving Estimates of GHG Reductions From Cattle‐Based Product Demand Shifts

open access: yesApplied Economic Perspectives and Policy, EarlyView.
ABSTRACT Estimates of reductions in greenhouse gas (GHG) emissions from lower demand for cattle‐based products must account for substitution effects. This study collected data through two surveys—one on ground beef and another on dairy milk—to evaluate substitution effects and potential GHG reductions.
Brandon R. McFadden   +5 more
wiley   +1 more source

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