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Stieltjes Differential Inclusions with Periodic Boundary Conditions without Upper Semicontinuity [PDF]

open access: goldMathematics, 2021
We are studying first order differential inclusions with periodic boundary conditions where the Stieltjes derivative with respect to a left-continuous non-decreasing function replaces the classical derivative.
Valeria Marraffa, Bianca Satco
doaj   +3 more sources

Upper Semicontinuity of Pullback Attractors for the 3D Nonautonomous Benjamin-Bona-Mahony Equations [PDF]

open access: goldThe Scientific World Journal, 2014
We will study the upper semicontinuity of pullback attractors for the 3D nonautonomouss Benjamin-Bona-Mahony equations with external force perturbation terms. Under some regular assumptions, we can prove the pullback attractors 𝒜ε(t) of equation ut-Δut-
Xinguang Yang   +3 more
doaj   +4 more sources

Upper semicontinuity of uniform attractors for singular perturbed second order nonautonomous delay lattice systems

open access: diamondElectronic Journal of Differential Equations
In this article, we consider the upper semicontinuity of the uniform attractors for the singular perturbed second order nonautonomous delay lattice systems driven by the almost periodic forces as the coefficient of second order derivative term tends to ...
Yao Zhou, Hongliang Liu
doaj   +3 more sources

Weak upper semicontinuity of pullback attractors for nonautonomous reaction-diffusion equations

open access: diamondElectronic Journal of Qualitative Theory of Differential Equations, 2019
We consider nonautonomous reaction-diffusion equations with variable exponents and large diffusion and we prove continuity of the flow and weak upper semicontinuity of a family of pullback attractors when the exponents go to $2$ in $L^\infty(\Omega)$.
Jacson Simsen
doaj   +3 more sources

Upper semicontinuity of attractors for nonclassical diffusion equations with arbitrary polynomial growth

open access: yesAdvances in Difference Equations, 2021
In this paper, we mainly investigate upper semicontinuity and regularity of attractors for nonclassical diffusion equations with perturbed parameters ν and the nonlinear term f satisfying the polynomial growth of arbitrary order p − 1 $p-1$ ( p ≥ 2 $p ...
Yongqin Xie, Jun Li, Kaixuan Zhu
doaj   +3 more sources

Upper semicontinuity of index plus nullity for minimal and CMC hypersurfaces [PDF]

open access: hybridAdvances in Calculus of Variations, 2023
We consider a sequence, { M k } k ∈ ℕ {\{M_{k}\}_{k\in\mathbb{N}}} , of bubble converging minimal hypersurfaces, or H-CMC hypersurfaces, in compact Riemannian manifolds without boundary, of dimension 4 ≤ n + 1 ≤ 7 {4\leq n+1\leq 7} .
Myles Workman
openalex   +2 more sources

Upper semicontinuity of the attractor for a nonlinear hyperbolic-parabolic coupled system with fractional Laplacian [PDF]

open access: hybridCommunications in Mathematics, 2023
In this paper we establish the existence and uniqueness of global solutions (in time), as well as the existence, regularity and stability (upper semicontinuity) of the attractor for the semigroup generated by the solutions of a two-dimensional nonlinear ...
M. J. Dos Santos, R. F. C. Lobato
openalex   +3 more sources

Existence and upper semicontinuity of pullback attractors for Kirchhoff wave equations in time-dependent spaces [PDF]

open access: greenDiscrete and Continuous Dynamical Systems. Series A
In this paper, we shall investigate the existence and upper semicontinuity of pullback attractors for non-autonomous Kirchhoff wave equations with a strong damping in the time-dependent space $X_t$.
Bin Yang   +3 more
openalex   +3 more sources

Lipschitz upper semicontinuity in linear optimization via local directional convexity [PDF]

open access: hybridOptimization, 2022
This work is focussed on computing the Lipschitz upper semicontinuity modulus of the argmin mapping for canonically perturbed linear programs. The immediate antecedent can be traced out from Camacho J et al. [2022.
J. Camacho, M. J. Cánovas, J. Parra
openalex   +2 more sources

Existence of random attractors and the upper semicontinuity for small random perturbations of 2D Navier-Stokes equations with linear damping

open access: yesOpen Mathematics, 2021
The incompressible 2D stochastic Navier-Stokes equations with linear damping are considered in this paper. Based on some new calculation estimates, we obtain the existence of random attractor and the upper semicontinuity of the random attractors as ε→0 ...
Li Haiyan, Wang Bo
doaj   +2 more sources

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