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In this article we study the long-time behaviour of a system of nonlinear Partial Differential Equations (PDEs) modelling the motion of incompressible, isothermal and conducting modified bipolar fluids in presence of magnetic field. We…

Analysis of PDEs · Mathematics 2015-07-06 Paul Andre Razafimandimby

We review recent results on global attractors of U(1)-invariant dispersive Hamiltonian systems. We study several models based on the Klein-Gordon equation and sketch the proof that in these models, under certain generic assumptions, the…

Analysis of PDEs · Mathematics 2008-04-25 Alexander Komech , Andrew Komech

This paper is concerned with the long-time behavior of solutions for the three dimensional globally modified Navier-Stokes equations in a three-dimensional bounded domain. We prove the existence of a global attractor $\mathcal{A}_0$ in $H$…

Dynamical Systems · Mathematics 2017-03-17 Fang Li , Bo You

We study the non-autonomous weakly damped wave equation with subquintic growth condition on the nonlinearity. Our main focus is the class of Shatah--Struwe solutions, which satisfy the Strichartz estimates and are coincide with the class of…

Analysis of PDEs · Mathematics 2021-01-19 Jakub Banaśkiewicz , Piotr Kalita

We establish selection of critical pulled fronts in invasion processes. Our result shows convergence to a pulled front with a logarithmic shift for open sets of steep initial data, including one-sided compactly supported initial conditions.…

Analysis of PDEs · Mathematics 2022-02-07 Montie Avery , Arnd Scheel

Here we consider the nonlocal Cahn-Hilliard equation with constant mobility in a bounded domain. We prove that the associated dynamical system has an exponential attractor, provided that the potential is regular. In order to do that a…

Analysis of PDEs · Mathematics 2013-05-07 Ciprian G. Gal , Maurizio Grasselli

The problem of computing differential constraints for a family of evolution PDEs is discussed from a constructive point of view. A new method, based on the existence of generalized characteristics for evolution vector fields, is proposed in…

Mathematical Physics · Physics 2020-08-04 Francesco C. De Vecchi , Paola Morando

Non-autonomous differential equations exhibit a highly intricate dynamics, and various concepts have been introduced to describe their qualitative behavior. In general, it is rare to obtain time dependent invariant compact attracting sets…

Dynamical Systems · Mathematics 2024-02-09 Juan Garcia-Fuentes , José A. Langa , Piotr Kalita , Antonio Suárez

We discuss the existence of the global attractor for a family of processes $U_\sigma(t,\tau)$ acting on a metric space $X$ and depending on a symbol $\sigma$ belonging to some other metric space $\Sigma$. Such an attractor is uniform with…

Dynamical Systems · Mathematics 2013-04-11 Vladimir V. Chepyzhov , Monica Conti , Vittorino Pata

We study the Kolmogorov's entropy of uniform attractors for non-autonomous dissipative PDEs. The main attention is payed to the case where the external forces are not translation-compact. We present a new general scheme which allows us to…

Analysis of PDEs · Mathematics 2022-02-14 Yangmin Xiong , Anna Kostianko , Chunyou Sun , Sergey Zelik

We introduce a new family of cosmological attractors with non-minimal coupling of gravity and non-canonical kinetic terms. In the Einstein frame, these models transform into a class of exponential and polynomial attractors with the spectral…

High Energy Physics - Theory · Physics 2026-05-22 Renata Kallosh , Andrei Linde

We prove the existence of a compact, finite dimensional, global attractor for a coupled PDE system comprising a nonlinearly damped semilinear wave equation and a nonlinear system of thermoelastic plate equations, without any mechanical…

Analysis of PDEs · Mathematics 2008-06-30 Francesca Bucci , Igor Chueshov

We introduce generalized notions of a divergence function and a Fisher information matrix. We propose to generalize the notion of an exponential family of models by reformulating it in terms of the Fisher information matrix. Our methods are…

Information Theory · Computer Science 2013-02-22 Jan Naudts , Ben Anthonis

We prove a compactness result related to $G$-convergence for autonomous evolutionary equations in the sense of Picard. Compared to previous work related to applications, we do not require any boundedness or regularity of the underlying…

Analysis of PDEs · Mathematics 2024-10-01 Krešimir Burazin , Marko Erceg , Marcus Waurick

We study the asymptotic dynamics of stochastic Young differential delay equations under the regular assumptions on Lipschitz continuity of the coefficient functions. Our main results show that, if there is a linear part in the drift term…

Dynamical Systems · Mathematics 2020-07-31 Nguyen Dinh Cong , Luu Hoang Duc , Phan Thanh Hong

In a recent paper, we presented an intelligent evolutionary search technique through genetic programming (GP) for finding new analytical expressions of nonlinear dynamical systems, similar to the classical Lorenz attractor's which also…

Chaotic Dynamics · Physics 2018-03-02 Indranil Pan , Saptarshi Das

We study the long-term behavior of the distribution of the solution process to the non-autonomous McKean-Vlasov stochastic delay lattice system defined on the integer set $\mathbb{Z}$. Specifically, we first establish the well-posedness of…

Dynamical Systems · Mathematics 2024-12-23 Lin Shi , Jun Shen , Kening Lu

This paper studies a fractional attraction-repulsion system with generalized logistic source and nonlinear productions: \begin{equation*} \left\{ \begin{aligned} &u_t = -(-\Delta)^\alpha u - \chi_1 \nabla \cdot (u \nabla v) + \chi_2 \nabla…

Analysis of PDEs · Mathematics 2026-03-30 Liyan Song , Qingchun Li , Chengyuan Qu

The long-time asymptotics is analyzed for all finite energy solutions to a model $\mathbf{U}(1)$-invariant nonlinear Dirac equation in one dimension, coupled to a nonlinear oscillator: {\it each finite energy solution} converges as…

Mathematical Physics · Physics 2019-05-22 Elena Kopylova , Alexander Komech

Here we consider a Cahn-Hilliard-Navier-Stokes system characterized by a nonlocal Cahn-Hilliard equation with a singular (e.g., logarithmic) potential. This system originates from a diffuse interface model for incompressible isothermal…

Analysis of PDEs · Mathematics 2012-01-31 Sergio Frigeri , Maurizio Grasselli