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We use the scale $B^s_{\tau}(L_\tau(\Omega))$, $1/\tau=s/d+1/2$, $s>0$, to study the regularity of the stationary Stokes equation on bounded Lipschitz domains $\Omega\subset\mathbb{R}^d$, $d\geq 3$, with connected boundary. The regularity…

Analysis of PDEs · Mathematics 2016-08-03 Frank Eckhardt , Petru A. Cioica-Licht , Stephan Dahlke

We consider an initial boundary value problem in a bounded domain $\Omega$ over a time interval $(0, T)$ for a time-fractional wave equation where the order of the fractional time derivative is between $1$ and $2$ and the spatial elliptic…

Analysis of PDEs · Mathematics 2023-04-18 Paola Loreti , Daniela Sforza , Masahiro Yamamoto

In this paper we study the uniqueness of graphical mean curvature flow. We consider as initial conditions graphs of locally Lipschitz functions and prove that in the one dimensional case solutions are unique without any further assumptions.…

Differential Geometry · Mathematics 2022-04-07 Panagiota Daskalopoulos , Mariel Saez

We consider the probabilistic Cauchy problem for the Benjamin-Bona-Mahony equation (BBM) on the one-dimensional torus $\mathbb{T}$ with initial data below $L^{2}(\mathbb{T})$. With respect to random initial data of strictly negative Sobolev…

Analysis of PDEs · Mathematics 2019-09-09 Justin Forlano

We study the tamed magnetohydrodynamics equations, introduced recently in a paper by the author, perturbed by multiplicative Wiener noise of transport type on the whole space $\mathbb{R}^{3}$ and on the torus $\mathbb{T}^{3}$. In a first…

Analysis of PDEs · Mathematics 2020-04-24 Andre Schenke

This article is concerned with the unconditional well-posedness for the Kawahara equation on the real line and shows that this holds true for initial data in $L^2(\mathbb{R})$. This is achieved by applying an infinite iteration scheme of…

Analysis of PDEs · Mathematics 2020-07-20 Dan-Andrei Geba , Bai Lin

We study a Penrose-Fife phase transition model coupled with homogeneous Neumann boundary conditions. Improving previous results, we show that the initial value problem for this model admits a unique solution under weak conditions on the…

Analysis of PDEs · Mathematics 2011-08-09 Giulio Schimperna , Antonio Segatti , Sergey Zelik

We show the existence of weak solutions in the extended sense of the Cauchy problem for the cubic fourth order nonlinear Schr\"odinger equation with initial data $u_{0}\in X$, where $X\in\{M_{2,q}^{s}(\mathbb R), H^{\sigma}(\mathbb T),…

Analysis of PDEs · Mathematics 2021-08-10 Friedrich Klaus , Peer Kunstmann , Nikolaos Pattakos

We establish the local well-posedness of the generalized Benjamin-Ono equation $\partial_tu+\mathcal{H}\partial_x^2u\pm u^k\partial_xu=0$ in $H^s(\R)$, $s>1/2-1/k$ for $k\geq 12$ and without smallness assumption on the initial data. The…

Analysis of PDEs · Mathematics 2016-08-14 Stéphane Vento

We show that the question about the criterion of a singularity formation for radially symmetric solutions to the Cauchy problem for a fairly wide class of equations related to the pressureless Euler-Poisson equations can be reduced to the…

Analysis of PDEs · Mathematics 2025-01-29 Olga S. Rozanova , Marko K. Turzynsky

A fully non-linear kinetic Boltzmann equation for anyons and large initial data is studied in a periodic 1d setting. Strong L1 solutions are obtained for the Cauchy problem. The main results concern global existence, uniqueness, and…

Mathematical Physics · Physics 2014-08-01 L. Arkeryd , A. Nouri

We study uniqueness of solutions to degenerate parabolic problems, posed in bounded domains, where no boundary conditions are imposed. Under suitable assumptions on the operator, uniqueness is obtained for solutions that satisfy an…

Analysis of PDEs · Mathematics 2020-11-25 Camilla Nobili , Fabio Punzo

We study the problems of uniqueness for Hardy-H\'enon parabolic equations, which are semilinear heat equations with the singular potential (Hardy type) or the increasing potential (H\'enon type) in the nonlinear term. To deal with the…

Analysis of PDEs · Mathematics 2024-03-19 Noboru Chikami , Masahiro Ikeda , Koichi Taniguchi , Slim Tayachi

We consider a second-order hyperbolic equation on an open bounded domain $\Omega$ in $\mathbb{R}^n$ for $n\geq2$, with $C^2$-boundary $\Gamma=\pa\Omega=\bar{\Gamma_0\cup\Gamma_1}$, $\Gamma_0\cap\Gamma_1=\emptyset$, subject to…

Analysis of PDEs · Mathematics 2010-10-26 Shitao Liu , Roberto Triggiani

This paper studies an inverse boundary value problem for a semilinear Helmholtz equation with Neumann boundary conditions in a bounded domain $\Omega \subset \mathbb{R}^n$ ($n\ge2$). The objective is to recover the unknown linear and…

Numerical Analysis · Mathematics 2026-03-10 Long-Ling Du , Zejun Sun , Li-Li Wang , Guang-Hui Zheng

This paper is devoted to study the existence and uniqueness of solutions of a one parameter family of nonlinear fractional differential equation with mixed boundary value conditions. Riemann-Liouville fractional derivative is considered. An…

Classical Analysis and ODEs · Mathematics 2019-11-11 Alberto Cabada , Wanassi Om Kalthoum

The aim of this paper is to complete the program initiated in [50], [23] and then carried out by several authors concerning non-degeneracy and uniqueness of solutions to mean field equations. In particular, we consider mean field equations…

Analysis of PDEs · Mathematics 2018-10-11 Daniele Bartolucci , Aleks Jevnikar , Chang-Shou Lin

We explore singular second-order boundary value problems with mixed boundary conditions on a general time scale. Using the lower and upper solutions method combined with the Brouwer fixed point theorem we demonstrate the existence of a…

Analysis of PDEs · Mathematics 2025-06-23 Shalmali Bandyopadhyay , Curtis J Kunkel

We prove the soliton resolution conjecture for the Benjamin-Ono (BO) equation with an explicit error bound in the $L^\infty$-norm. For the finite-order multisoliton case, the explicit $L^\infty$-norm errors are bounded by…

Analysis of PDEs · Mathematics 2026-05-26 Hong-Yu Pan , Shou-Fu Tian

We provide an accurate description of the long time dynamics of the solutions of the generalized Korteweg-De Vries (gKdV) and Benjamin-Ono (gBO) equations on the one dimension torus, without external parameters, and that are issued from…

Analysis of PDEs · Mathematics 2021-06-30 Joackim Bernier , Benoît Grébert