Results 31 to 40 of about 1,036,048 (312)

Stability of mild solutions of the fractional nonlinear abstract Cauchy problem

open access: yesElectronic Research Archive, 2022
Since the first work on Ulam-Hyers stabilities of differential equation solutions to date, many important and relevant papers have been published, both in the sense of integer order and fractional order differential equations.
J. Vanterler da C. Sousa   +2 more
doaj   +1 more source

Heat equation with general stochastic measure colored in time

open access: yesModern Stochastics: Theory and Applications, 2014
A stochastic heat equation on $[0,T]\times \mathbb{R}$ driven by a general stochastic measure $d\mu (t)$ is investigated in this paper. For the integrator μ, we assume the σ-additivity in probability only. The existence, uniqueness, and Hölder regularity
Vadym Radchenko
doaj   +1 more source

Mild solutions of semilinear elliptic equations in Hilbert spaces

open access: yesJournal of Differential Equations, 2017
This paper extends the theory of regular solutions ($C^1$ in a suitable sense) for a class of semilinear elliptic equations in Hilbert spaces. The notion of regularity is based on the concept of $G$-derivative, which is introduced and discussed. A result of existence and uniqueness of solutions is stated and proved under the assumption that the ...
Federico, Salvatore, Gozzi, Fausto
openaire   +5 more sources

On the equivalence of pathwise mild and weak solutions for quasilinear SPDEs

open access: yesStochastic Analysis and Applications, 2020
The main goal of this work is to relate weak and pathwise mild solutions for parabolic quasilinear stochastic partial differential equations (SPDEs). Extending in a suitable way techniques from the theory of nonautonomous semilinear SPDEs to the quasilinear case, we prove the equivalence of these two solution concepts.
Dhariwal, Gaurav   +2 more
openaire   +5 more sources

Existence and Uniqueness of Mild Solution for Fractional Integrodifferential Equations [PDF]

open access: yesAdvances in Difference Equations, 2010
We study the existence and uniqueness of mild solution of a class of nonlinear fractional integrodifferential equations dqu(t)/dtq+Au(t)=f(t,u(t))+∫0ta(t−s)g(s,u(s))ds, t∈[0,T], u(0)=u0, in a Banach space X, where 0<q<1. New results are obtained by fixed point theorem.
Fang Li, Gaston M. N’Guérékata
openaire   +3 more sources

Probabilistic representation for mild solution of the Navier–Stokes equations [PDF]

open access: yesMathematical Research Letters, 2021
This paper is based on a formulation of the Navier-Stokes equations developed by Iyer and Constantin \cite{Cont} , where the velocity field of a viscous incompressible fluid is written as the expected value of a stochastic process. Our contribution is to establish this probabilistic representation formula for mild solutions of the Navier-Stokes ...
openaire   +3 more sources

Estimates for mild solutions to semilinear Cauchy problems [PDF]

open access: yesElectronic Journal of Differential Equations, 2014
The existence (and uniqueness) results on mild solutions of the abstract semilinear Cauchy problems in Banach spaces are well known. Following the results of Tartar (2008) and Burazin (2008) in the case of decoupled hyperbolic systems, we give an alternative proof, which enables us to derive an estimate on the mild solution and its time of existence ...
Burazin K., Erceg M.
openaire   +4 more sources

Viability result for semilinear functional differential inclusions in Banach spaces

open access: yesKarpatsʹkì Matematičnì Publìkacìï, 2021
We show the existence result of a mild solution for a semilinear functional differential inclusion, with viability, governed by a family of linear operators. We consider the case when the constraint is moving.
M. Aitalioubrahim
doaj   +1 more source

Aronszajn-Hukuara type theorem for semilinear differential inclusions with nonlocal conditions [PDF]

open access: yes, 2015
In this note we investigate the topological structure of the mild solution set of nonlocal Cauchy problems governed by semilinear differential inclusions in separable Banach spaces.
Cardinali, Tiziana, Rubbioni, Paola
core   +1 more source

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