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相关论文: On $A_p$ weights and the Landau equation

200 篇论文

We consider the spatially inhomogeneous Landau equation with soft potentials, including the case of Coulomb interactions. First, we establish the existence of solutions for a short time, assuming the initial data is in a fourth-order…

偏微分方程分析 · 数学 2018-05-30 Christopher Henderson , Stanley Snelson , Andrei Tarfulea

This paper proves the existence of small-amplitude global-in-time unique mild solutions to both the Landau equation including the Coulomb potential and the Boltzmann equation without angular cutoff. Since the well-known works (Guo, 2002)…

偏微分方程分析 · 数学 2020-09-18 Renjun Duan , Shuangqian Liu , Shota Sakamoto , Robert M. Strain

We consider the relativistic Landau equation in the spatially inhomogeneous, far-from-equilibrium regime. We establish regularity estimates of all orders, implying that solutions remain smooth for as long as some zeroth-order conditional…

偏微分方程分析 · 数学 2025-05-20 Christopher Henderson , Stanley Snelson , Andrei Tarfulea , Maja Tasković

We consider the Cauchy problem for the spatially inhomogeneous Landau equation with soft potentials in the case of large (i.e. non-perturbative) initial data. We construct a solution for any bounded, measurable initial data with uniform…

偏微分方程分析 · 数学 2019-09-16 Christopher Henderson , Stanley Snelson , Andrei Tarfulea

We consider the spatially inhomogeneous Landau equation with hard potentials (i.e. with $\gamma \in [0,1]$) on the whole space $\mathbb{R}^3$. We prove existence and uniquenss of solutions for a small time, assuming that the initial data is…

偏微分方程分析 · 数学 2019-10-28 Sanchit Chaturvedi

In this note, we study the Cauchy problem of the linear spatially homogeneous Landau equation with soft potentials. We prove that the solution to the Cauchy problem enjoys the analytic regularizing effect of the time variable with an L2…

偏微分方程分析 · 数学 2022-10-05 Chao-Jiang Xu , Yan Xu

We study the pointwise (in the space and time variables) behavior of the linearized Landau equation for hard and moderately soft potentials. The solution has very clear description in the $(x,t)-$variables, including large time behavior and…

数学物理 · 物理学 2017-09-12 Haitao Wang , Kung-Chien Wu

We obtain Calder\'on-Zygmund type estimates in generalized Morrey spaces for nonlinear equations of $p$-Laplacian type. Our result is obtained under minimal regularity assumptions both on the operator and on the domain. This result allows…

偏微分方程分析 · 数学 2025-12-10 Sun-Sig Byun , Lubomira Softova

Semilinear stochastic partial differential equations on bounded domains $\mathscr{D}$ are considered. The semilinear term may have arbitrary polynomial growth as long as it is continuous and monotone except perhaps near the origin. Typical…

概率论 · 数学 2019-09-25 Neelima , David Šiška

We survey some new results regarding a priori regularity estimates for the Boltzmann and Landau equations conditional to the boundedness of the associated macroscopic quantities. We also discuss some open problems in the area. In…

偏微分方程分析 · 数学 2022-04-14 Luis Silvestre

We study regularity for solutions of quasilinear elliptic equations of the form $\div \A(x,u,\nabla u) = \div \F $ in bounded domains in $\R^n$. The vector field $\A$ is assumed to be continuous in $u$, and its growth in $\nabla u$ is like…

偏微分方程分析 · 数学 2018-10-31 Giuseppe Di Fazio , Truyen Nguyen

We derive a weak-strong uniqueness and stability principle for the Landau equation in the soft potentials case (including Coulomb interactions). The distance between two solutions is measured by their relative entropy, which to our…

偏微分方程分析 · 数学 2025-05-28 Côme Tabary

This paper deals with some global in time a priori estimates of the spatially homogeneous Landau equation for soft potentials $\ga\in[-2,0)$. For the first result, we obtain the estimate of weak solutions in $L^{\alpha}_{t}L_{v}^{3-\eps}$…

数学物理 · 物理学 2013-06-26 Kung-Chien Wu

We study a fuzzy variant of the inhomogeneous Landau equation and establish global-in-time existence and uniqueness of smooth solutions for moderately soft potentials. The spatial delocalization introduced in the collision operator not only…

偏微分方程分析 · 数学 2025-08-20 Maria Pia Gualdani , Nestor Guillen , Nataša Pavlović , Maja Tasković , Nicola Zamponi

We prove the uniqueness of weak solutions to the spatially homogeneous special relativistic Landau equation under the conditional assumption that the solution satisfies $(p^0)^7 F(t,p) \in L^1 ([0,T]; L^\infty)$. The existence of standard…

偏微分方程分析 · 数学 2020-09-18 Robert M. Strain , Zhenfu Wang

We consider the cubic nonlinear Schr\"odinger equation with a spatially rough potential, a key equation in the mathematical setup for nonlinear Anderson localization. Our study comprises two main parts: new optimal results on the…

数值分析 · 数学 2024-03-26 Norbert J. Mauser , Yifei Wu , Xiaofei Zhao

In this paper, we prove global-in-time existence and uniqueness of smooth solutions to the homogeneous Landau-Fermi-Dirac equation with Coulomb potential. The initial conditions are nonnegative, bounded and integrable. We also show that any…

偏微分方程分析 · 数学 2022-03-22 William Golding , Maria Pia Gualdani , Nicola Zamponi

We describe a time-dependent functional involving the relative entropy and the $\dot{H}^1$ seminorm, which decreases along solutions to the spatially homogeneous Landau equation with Coulomb potential. The study of this monotone functionial…

偏微分方程分析 · 数学 2020-11-03 Laurent Desvillettes , Ling-Bing He , Jin-Cheng Jiang

Departing from the weak solution, we prove the uniqueness, smoothing estimates and the global dynamics for the non cutoff spatially homogeneous Boltzmann equation with moderate soft potentials. Our results show that the behavior of the…

偏微分方程分析 · 数学 2022-04-05 Ling-Bing He , Jie Ji

We investigate weighted Sobolev regularity of weak solutions of non-homogeneous parabolic equations with singular divergence-free drifts. Assuming that the drifts satisfy some mild regularity conditions, we establish local weighted…

偏微分方程分析 · 数学 2017-01-03 Tuoc Phan