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Intracellular protein patterns are described by (nearly) mass-conserving reaction-diffusion systems. While these patterns initially form out of a homogeneous steady state due to the well-understood Turing instability, no general theory…

斑图形成与孤子 · 物理学 2024-01-11 Henrik Weyer , Fridtjof Brauns , Erwin Frey

In this paper we introduce a system coupling a nonlinear Schr\"odinger equation with a system of viscoelasticity, modeling the interaction between short and long waves, acting for instance on media like plasmas or polymers. We prove the…

偏微分方程分析 · 数学 2012-02-07 Paulo Amorim , João-Paulo Dias

This paper introduces a modeling framework that is suitable to resolve singularities of impact phenomena encountered in applications. The method involves an exact transformation that turns the continuum, often partial differential equation…

动力系统 · 数学 2014-01-21 Robert Szalai

We give a survey of recent results on weak-strong uniqueness for compressible and incompressible Euler and Navier-Stokes equations, and also make some new observations. The importance of the weak-strong uniqueness principle stems, on the…

偏微分方程分析 · 数学 2017-05-12 Emil Wiedemann

In this article, we study the small dispersion limit of the Euler-Korteweg system in a domain with a smooth boundary and no-flux boundary conditions. We exploit a relative energy approach to study the convergence of finite energy weak…

偏微分方程分析 · 数学 2026-04-28 Paolo Antonelli , Yuri Cacchiò

We consider weakly interacting diffusions on time varying random graphs. The system consists of a large number of nodes in which the state of each node is governed by a diffusion process that is influenced by the neighboring nodes. The…

概率论 · 数学 2017-02-16 Shankar Bhamidi , Amarjit Budhiraja , Ruoyu Wu

We propose a novel approach in the study of transport phenomena in dense systems or systems with long range interactions where multiple particle interactions must be taken into consideration. Within Boltzmann's kinetic formalism, we study…

经典物理 · 物理学 2015-06-26 Travis J. Sherman , Johann Rafelski

In equilibrium, the collective behaviour of particles interacting via steep, short-ranged potentials is well captured by the virial expansion of the free energy at low density. Here, we extend this approach beyond equilibrium to the case of…

软凝聚态物质 · 物理学 2023-06-21 Yuting Irene Li , Rosalba Garcia-Millan , Michael E. Cates , Étienne Fodor

This paper considers the issue of Bose-Einstein condensation in a weakly interacting Bose gas with a fixed total number of particles. We use an old current algebra formulation of non-relativistic many body systems due to Dashen and Sharp to…

统计力学 · 物理学 2007-05-23 Andrei E. Ruckenstein

We construct smooth axisymmetric-with-swirl initial data in a periodic cylinder for which the three-dimensional incompressible Euler evolution develops a finite-time boundary singularity. The construction is carried out in the dynamically…

偏微分方程分析 · 数学 2026-05-07 Rishad Shahmurov

We obtain a general sufficient condition on the geometry of possibly singular planar domains that guarantees global uniqueness for any weak solution to the Euler equations on them whose vorticity is bounded and initially constant near the…

偏微分方程分析 · 数学 2020-02-13 Zonglin Han , Andrej Zlatos

We study the large-scale behaviour of a family of stochastic reaction-diffusion equations driven by long-range correlated noise in a weakly nonlinear regime. Depending on the decay of correlations of the noise and the strength of the…

概率论 · 数学 2026-05-28 Simon Gabriel , Markus Tempelmayr

We provide a justification with rigorous error estimates showing that the leading term in weakly nonlinear geometric optics expansions of highly oscillatory reflecting pulses is close to the uniquely determined exact solution for small…

偏微分方程分析 · 数学 2013-04-22 Jean-Francois Coulombel , Mark Williams

In this article, we prove the existence of global weak solutions to the three-dimensional focusing energy-critical nonlinear Schr\"odinger (NLS) equation in the non-radial case. Furthermore, we prove the weak-strong uniqueness for some…

偏微分方程分析 · 数学 2026-01-30 Xing Cheng , Chang-Yu Guo , Yunrui Zheng

This paper provides a qualitative analysis of a non-uniform Euler-Bernoulli beam with degenerate flexural rigidity, subjected to axial force and boundary control with time delay $\tau > 0$. By reformulating the system as an abstract…

偏微分方程分析 · 数学 2025-12-23 Ben Bakary Junior Siriki , Adama Coulibaly

We study the low temperature dynamics of a two dimensional short-range spin system with uniform ferromagnetic interactions, which displays glassiness at low temperatures despite the absence of disorder or frustration. The model has a dual…

无序系统与神经网络 · 物理学 2009-10-31 Juan P. Garrahan , M. E. J. Newman

This article is concerned with the analysis of the one-dimensional compressible Euler equations with a singular pressure law, the so-called hard sphere equation of state. The result is twofold. First, we establish the existence of bounded…

偏微分方程分析 · 数学 2021-09-22 Roberta Bianchini , Charlotte Perrin

This paper contributes to the study of large data problems for $C^1$ solutions of the relativistic Euler equations. In the $(1+1)$-dimensional spacetime setting, if the initial data are away from vacuum, a key difficulty in proving the…

偏微分方程分析 · 数学 2019-03-19 Nikolaos Athanasiou , Shengguo Zhu

This paper discusses generalized weak rigidity theory, and aims to apply the theory to formation control problems with a gradient flow law. The generalized weak rigidity theory is utilized in order that desired formations are characterized…

系统与控制 · 计算机科学 2020-04-28 Seong-Ho Kwon , Hyo-Sung Ahn

We consider solutions to the Cauchy problem for the incompressible Euler equations satisfying several additional requirements, like the global and local energy inequalities. Using some techniques introduced in an earlier paper we show that,…

偏微分方程分析 · 数学 2015-05-13 Camillo De Lellis , László Székelyhidi