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The periodic standing-wave method for binary inspiral computes the exact numerical solution for periodic binary motion with standing gravitational waves, and uses it as an approximation to slow binary inspiral with outgoing waves. Important…

广义相对论与量子宇宙学 · 物理学 2009-11-10 Zeferino Andrade , Christopher Beetle , Alexey Blinov , Benjamin Bromley , Lior M. Burko , Maria Cranor , Robert Owen , Richard H. Price

We study a coupled nonlinear evolution system arising from the Ginzburg-Landau theory for atomic Fermi gases near the BCS-BEC crossover. First, we prove that the initial boundary value problem generates a strongly continuous semigroup on a…

偏微分方程分析 · 数学 2015-05-20 Jie Jiang , Hao Wu , Boling Guo

We estimate the time a point or set, respectively, requires to approach the attractor of a radially symmetric gradient type stochastic differential equation driven by small noise. Here, both of these times tend to infinity as the noise gets…

概率论 · 数学 2018-06-07 Isabell Vorkastner

Recent work has introduced the concept of finite-time scaling to characterize bifurcation diagrams at finite times in deterministic discrete dynamical systems, drawing an analogy with finite-size scaling used to study critical behavior in…

无序系统与神经网络 · 物理学 2025-10-31 Daniel A. Martin , Qian-Yuan Tang , Dante R. Chialvo

This work investigates the semilinear wave equation featuring the displacement dependent term $\sigma(u)\partial_t u $ and nonlinearity $f(u)$. By developing refined space-time a priori estimates under extended ranges of the nonlinearity…

偏微分方程分析 · 数学 2025-05-13 Cuncai Liu , Fengjuan Meng , Chang Zhang

We study the asymptotic behaviour of scaling solutions with a dissipative fluid and we show that, contrary to recent claims, the existence of stable accelerating attractor solution which solves the `energy' coincidence problem depends…

广义相对论与量子宇宙学 · 物理学 2009-11-07 J. Ibanez , C. A. Clarkson , A. A. Coley

Pursuing our work in [18], [17], [20], [5], we consider in this article the two-dimensional thermohydraulics equations. We discretize these equations in time using the implicit Euler scheme and we prove that the global attractors generated…

数值分析 · 数学 2011-11-21 Florentina Tone

We take a new approach to construct Quintessential models. With this approach, we first easily obtain a tracker solution that is different from those discovered before and straightforwardly find a solution of multiple attractors, i.e., a…

天体物理学 · 物理学 2009-06-23 Shuang-Yong Zhou

Propagation characteristics of the chirped dissipative solitary waves are investigated within the framework of higher order complex cubic quintic Ginzburg Landau equation. Potentially rich set of exact chirped dissipative pulses, such as,…

斑图形成与孤子 · 物理学 2023-04-05 Naresh Saha , Baranana Roy , Avinash Khare

We consider the one-dimensional cubic nonlinear Schr\"odinger equation $$ \ii\partial_tu+\frac12\partial_{xx}u=\la|u|^2u,\,\lambda=\pm 1 $$ and solve the final-state (modified wave operator) problem for small asymptotic data. More…

偏微分方程分析 · 数学 2026-05-25 Gong Chen , Yongyu Qiang

The quark-gluon plasma created in heavy-ion collisions is not in local thermal equilibrium at early times. Despite this, dissipative hydrodynamics describes the evolution of the energy-momentum tensor quite well after only roughly 0.5 - 1…

高能物理 - 唯象学 · 物理学 2019-07-24 Michael Strickland

In this article, we prove the exponential stabilization of the semilinear wave equation with a damping effective in a zone satisfying the geometric control condition only. The nonlinearity is assumed to be subcritical, defocusing and…

偏微分方程分析 · 数学 2013-12-03 Romain Joly , Camille Laurent

We obtain sufficient conditions for the existence of physical/SRB measures for asymptotically sectionally hyperbolic attracting sets with any finite co-dimension, extending the co-dimension two case. We provide examples of such attractors,…

动力系统 · 数学 2025-11-25 Vitor Araujo , Luciana Salgado

This article is devoted to the study of multivalued semigroups and their asymptotic behavior, with particular attention to iterations of set-valued mappings. After developing a general abstract framework, we present an application to a time…

数值分析 · 数学 2012-02-09 Michele Coti Zelati , Florentina Tone

We consider a three-dimensional chaotic system consisting of the suspension of Arnold's cat map coupled with a clock via a weak dissipative interaction. We show that the coupled system displays a synchronization phenomenon, in the sense…

数学物理 · 物理学 2022-08-23 Leonardo De Carlo , Guido Gentile , Alessandro Giuliani

In this paper, we prove pointwise decay rates for cubic and higher order nonlinear wave equations, including quasilinear wave equations, on asymptotically flat and time-dependent spacetimes. We assume that the solution to the linear…

偏微分方程分析 · 数学 2022-07-22 Shi-Zhuo Looi

We investigate cosmological behavior in the quasi-Dilaton non-linear massive gravity. We perform a detailed dynamical analysis and examine the stable late-time solutions relevant to late time cosmic acceleration. We demonstrate that a…

广义相对论与量子宇宙学 · 物理学 2013-07-02 Radouane Gannouji , Md. Wali Hossain , M. Sami , Emmanuel N. Saridakis

In this paper we describe the asymptotic behavior, in the exponential time scale, of solutions to quasi-linear parabolic equations with a small parameter at the second order term and the long time behavior of corresponding diffusion…

概率论 · 数学 2012-07-03 M. Freidlin , L. Koralov

Wave/Schr\"{o}dinger equations with potentials naturally originates from both the quantum physics and the study of nonlinear equations. The distractive Coulomb potential is a quantum mechanical description of distractive Coulomb force…

偏微分方程分析 · 数学 2024-12-04 Liang Li , Shenghao Luo , Ruipeng Shen

In this paper, it is proved that, in a dual context, asymptotic expansions of ordinary linear time-differential equations which possess limiting equations to their limiting equations might be obtained by first discretizing them and then…

经典分析与常微分方程 · 数学 2008-03-28 M. De la Sen