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In this paper the regularity of weak solutions and the blow-up criteria of smooth solutions to the micropolar fluid equations on three dimension space are studied in the Lorentz space $L^{p,\infty}(\mathbb{R}^3)$. We obtain that if $u\in…

Analysis of PDEs · Mathematics 2015-11-25 Baoquan Yuan

We prove the uniqueness of bounded solutions for the spatially homogeneous Fokker-Planck-Landau equation with a Coulomb potential. Since the local (in time) existence of such solutions has been proved by Arsen'ev-Peskov (1977), we deduce a…

Analysis of PDEs · Mathematics 2015-05-14 Nicolas Fournier

In this paper, we introduce Prodi-Serrin like criteria which enable to provide a priori estimates for the solutions to the spatially homogeneous Landau equation for all classical soft potentials and dimensions $d \geq 3$. The physical case…

Analysis of PDEs · Mathematics 2023-12-14 Ricardo Alonso , Véronique Bagland , Laurent Desvillettes , Bertrand Lods

This work deals with the large time behaviour of the spatially homogeneous Landau equation with Coulomb potential. Firstly, we obtain a bound from below of the entropy dissipation $D(f)$ by a weighted relative Fisher information of $f$ with…

Analysis of PDEs · Mathematics 2015-10-30 Kleber Carrapatoso , Laurent Desvillettes , Lingbing He

We prove Landau damping for the collisionless Vlasov equation with a class of $L^1$ interaction potentials (including the physical case of screened Coulomb interactions) on $\mathbb R^3_x \times \mathbb R^3_v$ for localized disturbances of…

Analysis of PDEs · Mathematics 2016-04-21 Jacob Bedrossian , Nader Masmoudi , Clement Mouhot

We prove that local weak solutions to nonlocal parabolic $p$-Laplace equations are locally Lipschitz continuous in space, uniformly in time for every $1<p<\infty$ and $s \in (0,1)$ whenever $sp > p-1$. Our results hold for symmetric,…

Analysis of PDEs · Mathematics 2026-03-24 Harsh Prasad

Although the compressible fluid limit of the Boltzmann equation with cutoff has been well investigated in [6] and [13], it still remains largely open to obtain analogous results in case of the angular non-cutoff or even in the grazing limit…

Analysis of PDEs · Mathematics 2022-07-05 Renjun Duan , Dongcheng Yang , Hongjun Yu

We investigate the regularity of local weak solutions to evolution equations of the form \[…

Analysis of PDEs · Mathematics 2026-04-23 Pasquale Ambrosio , Simone Ciani , Giovanni Cupini

This work deals with the inhomogeneous Landau equation on the torus in the cases of hard, maxwellian and moderately soft potentials. We first investigate the linearized equation and we prove exponential decay estimates for the associated…

Analysis of PDEs · Mathematics 2016-02-17 Kleber Carrapatoso , Isabelle Tristani , Kung-Chien Wu

We study the regularity and uniqueness of weak solutions of a degenerate parabolic equation, arising as the limit of a stochastic lattice model of self-propelled particles. The angle-average of the solution appears as a coefficient in the…

Analysis of PDEs · Mathematics 2025-09-09 Luca Alasio , Simon Schulz

We establish the local H\"older regularity of the spatial gradient of bounded weak solutions $u\colon E_T\to\R^k$ to the non-linear system of parabolic type \begin{equation*} \partial_tu-\Div\Big(…

Analysis of PDEs · Mathematics 2025-07-22 Verena Bögelein , Frank Duzaar , Ugo Gianazza , Naian Liao , Christoph Scheven

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…

Mathematical Physics · Physics 2017-09-12 Haitao Wang , Kung-Chien Wu

Consider the Vlasov-Poisson-Landau system with Coulomb potential in the weakly collisional regime on a $3$-torus, i.e. $$\begin{aligned} \partial_t F(t,x,v) + v_i \partial_{x_i} F(t,x,v) + E_i(t,x) \partial_{v_i} F(t,x,v) = \nu…

Analysis of PDEs · Mathematics 2022-09-13 Sanchit Chaturvedi , Jonathan Luk , Toan T. Nguyen

In this paper we prove existence and uniqueness results for nonlinear parabolic problems with Dirichlet boundary values whose model is \[ \left\{ \begin{aligned} &b(u)_t-\Delta_{p}u=\mu\;\mbox{in }(0,T)\times\Omega,\\…

Analysis of PDEs · Mathematics 2019-02-25 Mohammed Abdellaoui , Elhoussine Azroul

The aim of this paper is to give a new proof that any very weak $s$-harmonic function $u$ in the unit ball $B$ is smooth. As a first step, we improve the local summability properties of $u$. Then, we exploit a suitable version of the…

Analysis of PDEs · Mathematics 2024-12-05 Alessandro Carbotti , Simone Cito , Domenico Angelo La Manna , Diego Pallara

We establish a local boundedness estimate for weak subsolutions to a doubly nonlinear parabolic fractional $p$-Laplace equation. Our argument relies on energy estimates and a parabolic nonlocal version of De Giorgi's method. Furthermore, by…

Analysis of PDEs · Mathematics 2020-10-13 Agnid Banerjee , Prashanta Garain , Juha Kinnunen

In this paper, we consider suitable weak solutions of the four dimensional incompressible magneto-hydrodynamic equations. We give two different kind $\varepsilon$-regularity criteria. One only requires the smallness of scaling $L^{p,q}$…

Analysis of PDEs · Mathematics 2014-05-20 Xumin Gu

The main purpose of this paper is to capture the asymptotic behavior for solutions to a class of nonlinear elliptic and parabolic equations with the anisotropic weights consisting of two power-type weights of different dimensions near the…

Analysis of PDEs · Mathematics 2024-04-23 Changxing Miao , Zhiwen Zhao

Let $X$ be a separable Banach space endowed with a non-degenerate centered Gaussian measure $\mu$. The associated Cameron-Martin space is denoted by $H$. Let $\nu=e^{-U}\mu$, where $e^{-U}$ is a sufficiently regular weight and…

Analysis of PDEs · Mathematics 2021-06-09 Gianluca Cappa , Simone Ferrari

This paper investigates the Cauchy problem of the spatially homogeneous Landau equation with soft potential under the perturbation framework to global equilibrium. We prove that the solution to the Cauchy problem exhibits analyticity in the…

Analysis of PDEs · Mathematics 2025-03-04 Xiao-Dong Cao , Chao-Jiang Xu , Yan Xu