Results 1 to 10 of about 221 (55)

Global attractors of the degenerate fractional Kirchhoff wave equation with structural damping or strong damping

open access: yesAdvances in Nonlinear Analysis, 2022
This article deals with the degenerate fractional Kirchhoff wave equation with structural damping or strong damping. The well-posedness and the existence of global attractor in the natural energy space by virtue of the Faedo-Galerkin method and energy ...
Yang Wenhua, Zhou Jun
doaj   +1 more source

Time-dependent attractor of wave equations with nonlinear damping and linear memory

open access: yesOpen Mathematics, 2019
In this article, we consider the long-time behavior of solutions for the wave equation with nonlinear damping and linear memory. Within the theory of process on time-dependent spaces, we verify the process is asymptotically compact by using the ...
Ma Qiaozhen, Wang Jing, Liu Tingting
doaj   +1 more source

The conflict interaction between two complex systems. Cyclic migration [PDF]

open access: yes, 2008
We construct and study a discrete time model describing the conflict interaction between two complex systems with non-trivial internal structures. The external conflict interaction is based on the model of alternative interaction between a pair of non ...
Albeverio, S.   +2 more
core   +1 more source

Embedding of global attractors and their dynamics [PDF]

open access: yes, 2010
Using shape theory and the concept of cellularity, we show that if $A$ is the global attractor associated with a dissipative partial differential equation in a real Hilbert space $H$ and the set $A-A$ has finite Assouad dimension $d$, then there is an ...
de Moura, Eleonora Pinto   +2 more
core   +1 more source

Sharp estimates for the global attractor of scalar reaction-diffusion equations with a Wentzell boundary condition [PDF]

open access: yes, 2011
In this paper, we derive optimal upper and lower bounds on the dimension of the attractor AW for scalar reaction-diffusion equations with a Wentzell (dynamic) boundary condition.
Gal, Ciprian G.
core   +1 more source

Quantum Zakharov Model in a Bounded Domain [PDF]

open access: yes, 2011
We consider an initial boundary value problem for a quantum version of the Zakharov system arising in plasma physics. We prove the global well-posedness of this problem in some Sobolev type classes and study properties of solutions.
A. Babin   +23 more
core   +1 more source

Existence and uniqueness of solutions, and pullback attractor for a system of globally modified 3D-Navier-Stokes equations with finite delay [PDF]

open access: yes, 2010
We first study the existence and uniqueness of strong solutions of a three dimensional system of globally modified Navier-Stokes equations with finite delay in the locally Lipschitz case.
Márquez Durán, Antonio Miguel
core   +1 more source

On the Cahn-Hilliard-Brinkman system [PDF]

open access: yes, 2014
We consider a diffuse interface model for phase separation of an isothermal incompressible binary fluid in a Brinkman porous medium. The coupled system consists of a convective Cahn-Hilliard equation for the phase field $\phi$, i.e., the difference of ...
Bosia, Stefano   +2 more
core   +2 more sources

On the Domain of Analyticity and Small Scales for the Solutions of the Damped-driven 2D Navier-Stokes Equations

open access: yes, 2007
We obtain a logarithmically sharp estimate for the space-analyticity radius of the solutions of the damped-driven 2D Navier-Stokes equations with periodic boundary conditions and relate this to the small scales in this system.
Ilyin, Alexei A., Titi, Edriss S.
core   +3 more sources

Robustness of time-dependent attractors in H1-norm for nonlocal problems [PDF]

open access: yes, 2018
In this paper, the existence of regular pullback attractors as well as their upper semicontinuous behaviour in H1-norm are analysed for a parameterized family of non-autonomous nonlocal reaction-diffusion equations without uniqueness, improving previous ...
Caraballo Garrido, Tomás   +2 more
core   +1 more source

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