Results 31 to 40 of about 2,984 (190)

Fractional virus epidemic model on financial networks

open access: yesOpen Mathematics, 2016
In this study, we present an epidemic model that characterizes the behavior of a financial network of globally operating stock markets. Since the long time series have a global memory effect, we represent our model by using the fractional calculus.
Balci Mehmet Ali
doaj   +1 more source

A new analytical method to simulate the mutual impact of space-time memory indices embedded in (1 + 2)-physical models

open access: yesNonlinear Engineering, 2022
In the present article, we geometrically and analytically examine the mutual impact of space-time Caputo derivatives embedded in (1 + 2)-physical models.
Makhadmih Mohammad   +3 more
doaj   +1 more source

Strict LpSolutions for Nonautonomous Fractional Evolution Equations [PDF]

open access: yes, 2012
MSC 2010: 26A33, 34A08 ...
Bazhlekova, Emilia
core  

Existence and Uniqueness Results for the Coupled Pantograph System With Caputo Fractional Operator and Hadamard Integral

open access: yesInternational Journal of Differential Equations, Volume 2025, Issue 1, 2025.
The main objective of this research involves studying a new novel coupled pantograph system with fractional operators together with nonlocal antiperiodic integral boundary conditions. The system consists of nonlinear pantograph fractional equations which integrate with Caputo fractional operators and Hadamard integrals.
Gunaseelan Mani   +4 more
wiley   +1 more source

Characterization of Riesz and Bessel potentials on variable Lebesgue spaces

open access: yesJournal of Function Spaces, Volume 4, Issue 2, Page 113-144, 2006., 2006
Riesz and Bessel potential spaces are studied within the framework of the Lebesgue spaces with variable exponent. It is shown that the spaces of these potentials can be characterized in terms of convergence of hypersingular integrals, if one assumes that the exponent satisfies natural regularity conditions. As a consequence of this characterization, we
Alexandre Almeida   +2 more
wiley   +1 more source

Positive solutions for Hadamard differential systems with fractional integral conditions on an unbounded domain

open access: yesOpen Mathematics, 2017
In this paper, we investigate the existence of positive solutions for Hadamard type fractional differential system with coupled nonlocal fractional integral boundary conditions on an infinite domain. Our analysis relies on Guo-Krasnoselskii’s and Leggett-
Jessada Tariboon   +3 more
doaj   +1 more source

On the Generalized Confluent Hypergeometric Function and Its Application [PDF]

open access: yes, 2006
2000 Mathematics Subject Classification: 26A33, 33C20This paper is devoted to further development of important case of Wright’s hypergeometric function and its applications to the generalization of Γ-, B-, ψ-, ζ-, Volterra ...
Virchenko, Nina
core  

Innovative Aspects of the Solvability of Multiterm Hybrid Functional Equations via Nonlocal Hybrid Conditions

open access: yesInternational Journal of Differential Equations, Volume 2025, Issue 1, 2025.
This paper explores the solvability of multiterm hybrid functional equations with multiple delays, addressing these equations under some nonlocal hybrid boundary conditions. By applying Schauder fixed‐point theorem, we establish the existence of continuous solutions and provide sufficient requirements for the continuous dependence of the unique ...
A. M. A. El-Sayed   +4 more
wiley   +1 more source

Some analytical properties of solutions of differential equations of noninteger order

open access: yesInternational Journal of Mathematics and Mathematical Sciences, Volume 2004, Issue 13, Page 697-701, 2004., 2004
The analytical properties of solutions of the nonlinear differential equations x(α)(t) = f(t, x), α ∈ ℝ, 0 < α ≤ 1 of noninteger order have been investigated. We obtained two results concerning the frame curves of solutions. Moreover, we proved a result on differential inequality with fractional derivatives.
S. M. Momani, S. B. Hadid, Z. M. Alawenh
wiley   +1 more source

Impulsive Partial Hyperbolic Functional Differential Equations of Fractional Order with State-Dependent Delay [PDF]

open access: yes, 2010
MSC 2010: 26A33, 34A37, 34K37, 34K40, 35R11This paper deals with the existence and uniqueness of solutions of two classes of partial impulsive hyperbolic differential equations with fixed time impulses and state-dependent delay involving the Caputo ...
Abbas, Saïd, Benchohra, Mouffak
core  

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