Results 1 to 10 of about 1,093 (183)

On the correct formulation of a nonlinear differential equations in Banach space [PDF]

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2001
We study, the existence and uniqueness of the initial value problems in a Banach space E for the abstract nonlinear differential equation (dn−1/dtn−1)(du/dt+Au)=B(t)u+f(t,W(t)), and consider the correct solution of this problem.
Mahmoud M. El-Borai   +2 more
doaj   +2 more sources

Existence Results for a Multipoint Fractional Boundary Value Problem in the Fractional Derivative Banach Space

open access: yesAxioms, 2022
We study a class of nonlinear implicit fractional differential equations subject to nonlocal boundary conditions expressed in terms of nonlinear integro-differential equations.
Djalal Boucenna   +2 more
doaj   +1 more source

An Initial Problem for a Class of Weakly Degenerate Semilinear Equations with Lower Order Fractional Derivatives

open access: yesИзвестия Иркутского государственного университета: Серия "Математика", 2021
An initial value problem is studied for a class of evolutionary equations with a weak degeneration, which are nonlinear with respect to lower order fractional Gerasimov – Caputo derivatives.
G.D. Baybulatova, M.V. Plekhanova
doaj   +1 more source

On a nonlinear differential equation in a Banach space

open access: yesSibirskie Elektronnye Matematicheskie Izvestiya, 2021
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Besova, Margarita Il'inichna   +1 more
openaire   +2 more sources

On ΛpBV-Solutions of Some Nonlinear Integral Equations on the Plane

open access: yesInternational Journal of Differential Equations, 2022
In this paper, we define the space of functions Λp-bounded variation on the plane and endow it with a norm under which it is a Banach space. In addition, we study some nonlinear integral equations and providing conditions for the functions and kernel ...
Jurancy Ereú   +2 more
doaj   +1 more source

Asymptotic behavior of solutions to difference equations in Banach spaces

open access: yesElectronic Journal of Qualitative Theory of Differential Equations, 2021
We investigate the asymptotic properties of solutions to higher order nonlinear difference equations in Banach spaces. We introduce a new technique based on a vector version of discrete L'Hospital's rule, remainder operator, and the regional topology on ...
Janusz Migda
doaj   +1 more source

Asymptotic stability of solutions of nonlinear fractional differential equations of order 1 < α < 2

open access: yes上海师范大学学报. 自然科学版, 2015
This paper is mainly concerned with the asymptotic stability of the solutions of a class of nonlinear fractional differential equations of order 1 < α < 2 in a weighted Banach space.
GE Fudong, KOU Chunhai
doaj   +1 more source

Existence of solutions of nonlinear differential equations with $\psi$-exponential or $\psi$-ordinary dichotomous linear part in a Banach space

open access: yesElectronic Journal of Qualitative Theory of Differential Equations, 2014
In this article we consider nonlinear differential equations with $\psi$-exponential and $\psi$-ordinary dichotomous linear part in a Banach space. By the help of the fixed point principle of Banach sufficient conditions are found for the existence of ...
Atanaska Georgieva   +3 more
doaj   +1 more source

Existence and uniqueness of solutions for a class of nonlinear integro-differential equations on unbounded domains in Banach spaces

open access: yesAdvances in Difference Equations, 2018
In this paper, the existence and uniqueness of solutions for a class of nonlinear integro-differential equations on unbounded domains in Banach spaces are established under more general conditions by constructing a special Banach space and using cone ...
Peiguo Zhang, Xinan Hao
doaj   +1 more source

Analytical Investigation of the Existence of Solutions for a System of Nonlinear Hadamard-Type Integro-Differential Equations Based upon the Multivariate Mittag-Leffler Function

open access: yesMathematics, 2021
In this paper, the authors propose an investigation of the existence of solutions for a system of nonlinear Hadamard-type integro-differential equations in a Banach space.
Chenkuan Li   +2 more
doaj   +1 more source

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