Results 71 to 80 of about 53,002 (179)

On stochastic solutions of nonlocal random functional integral equations

open access: yesArab Journal of Mathematical Sciences, 2019
In this paper, we use Schauder’s fixed point to establish the existence of at least one solution for a functional nonlocal stochastic differential equation under sufficient conditions in the space of all square integrable stochastic processes with a ...
M.M. Elborai, M.I. Youssef
doaj   +1 more source

Existence of solutions for semilinear nonlocal Cauchy problems in Banach spaces

open access: yesElectronic Journal of Differential Equations, 2005
In this paper, we study a semilinear differential equations with nonlocal initial conditions in Banach spaces. We derive conditions for $f$, $T(t)$, and $g$ for the existence of mild solutions.
Xingmei Xue
doaj  

Properties of solutions for a reaction–diffusion equation with nonlinear absorption and nonlinear nonlocal Neumann boundary condition

open access: yesBoundary Value Problems, 2018
In this paper, the authors consider the reaction–diffusion equation with nonlinear absorption and nonlinear nonlocal Neumann boundary condition. They prove that the solution either exists globally or blows up in finite time depending on the initial data,
Jian Wang, Hui Yang
doaj   +1 more source

A Class of Reaction-Diffusion Systems with Nonlocal Initial Conditions

open access: yesAnnals of the Alexandru Ioan Cuza University - Mathematics, 2015
Abstract We consider an abstract nonlinear multi-valued reaction-diffusion system with delay and, using some compactness arguments coupled with metric fixed point techniques, we prove some sufficient conditions for the existence of at least one C0-solution.
Monica-Dana Burlică, Daniela Roşu
openaire   +1 more source

Fractional Neutral Integro-Differential Equations with Nonlocal Initial Conditions

open access: yesMathematics
We primarily investigate the existence of solutions for fractional neutral integro-differential equations with nonlocal initial conditions, which are crucial for understanding natural phenomena. Taking into account factors such as neutral type, fractional-order integrals, and fractional-order derivatives, we employ probability density functions ...
Zhiyuan Yuan   +4 more
openaire   +2 more sources

Exact controllability for nonlocal semilinear differential inclusions

open access: yesBruno Pini Mathematical Analysis Seminar
In this paper, we investigate the controllability of a class of semilinear differential inclusions in Hilbert spaces. Assuming the exact controllability of the associated linear problem, we establish sufficient conditions for achieving the exact ...
Irene Benedetti, Angelica Palazzoni
doaj   +1 more source

Nonlocal evolution inclusions under weak conditions

open access: yesAdvances in Difference Equations, 2018
We study evolution inclusions given by multivalued perturbations of m-dissipative operators with nonlocal initial conditions. We prove the existence of solutions.
Shamas Bilal   +4 more
doaj   +1 more source

Cauchy Problem with Summable Initial-Value Functions for Parabolic Equations with Translated Potentials

open access: yesMathematics
We study the Cauchy problem for differential–difference parabolic equations with potentials undergoing translations with respect to the spatial-independent variable.
Andrey B. Muravnik   +1 more
doaj   +1 more source

Cahn–Hilliard equations with singular potential, reaction term and pure phase initial datum

open access: yesEuropean Journal of Applied Mathematics
We consider local and nonlocal Cahn–Hilliard equations with constant mobility and singular potentials including, e.g., the Flory–Huggins potential, subject to no-flux (or periodic) boundary conditions.
Maurizio Grasselli   +2 more
doaj   +1 more source

Existence of mild solutions for impulsive fractional-order semilinear evolution equations with nonlocal conditions

open access: yesElectronic Journal of Differential Equations, 2011
In this work we consider a class of impulsive fractional-order semilinear evolution equations with a nonlocal initial condition. By means of solution operator and application of fixed point theorems we established the existence and uniqueness of a ...
Archana Chauhan, Jaydev Dabas
doaj  

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