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Related papers: Almost sure global well posedness for the BBM equa…

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We prove that the Benjamin-Ono equation is globally well-posed in $ H^s(\T) $ for $ s\ge 0 $. Moreover we show that the associated flow-map is Lipschitz on every bounded set of $ {\dot H}^s(\T) $, $s\ge 0$, and even real-analytic in this…

Analysis of PDEs · Mathematics 2008-07-02 Luc Molinet

This paper studies a space-inhomogeneous Boltzmann-Nordheim equation with pseudo-Maxwellian forces. Strong solutions are obtained for the Cauchy problem in a setting with large bounded L1 initial data. The main results are existence,…

Mathematical Physics · Physics 2016-11-23 Leif Arkeryd , Anne Nouri

We consider some parabolic equations which are model problems for a variety of nonlinear generalizations to the Black-Scholes equation of mathematical finance. In particular, we prove local well-posedness for the Cauchy problem with initial…

Analysis of PDEs · Mathematics 2018-12-17 Daniel Oliveira da Silva , Kamilla Igibayeva , Adelina Khoroshevskaya , Zhanna Sakayeva

In this article, global stabilization results for the Benjamin-Bona-Mahony-Burgers' (BBM-B) type equations are obtained using nonlinear Neumann boundary feedback control laws. Based on the $C^0$-conforming finite element method, global…

Numerical Analysis · Mathematics 2018-12-06 Sudeep Kundu , Amiya Kumar Pani

A bilinear estimate in Fourier restriction norm spaces with applications to the Cauchy problem associated to u_t - |D|^{\alpha}u_x + uu_x =0 is proved, for 1< \alpha <2. As a consequence, local well-posedness in H^s(\R) \cap…

Analysis of PDEs · Mathematics 2009-04-06 S. Herr

In this paper, we establish local well-posedness of the Cauchy problem for a recently proposed dispersion generalized Camassa-Holm equation by using Kato's semigroup approach for quasi-linear evolution equations. We show that for initial…

Analysis of PDEs · Mathematics 2024-05-17 Nesibe Ayhan , Nilay Duruk Mutlubas

In this paper we study the Cauchy problem associated to the Maxwell-Schr\"odinger system with a defocusing pure-power non-linearity. This system has many applications in physics, for instance in the description of a charged non-relativistic…

Analysis of PDEs · Mathematics 2021-07-06 Paolo Antonelli , Pierangelo Marcati , Raffaele Scandone

The Benjamin-Bona-Mahony (BBM) equation has proven to be a good approximation for the unidirectional propagation of small amplitude long waves in a channel where the crosswise variation can be safely ignored. The…

Analysis of PDEs · Mathematics 2022-04-14 Jacob B. Aguilar , Michael M. Tom

In this paper, we present two almost sure global well-posedness (GWP) results for the energy supercritical nonlinear Schr\"odinger equations (NLS) on the unit ball of $\Bbb R^3$ using two different approaches. First, for the NLS with…

Analysis of PDEs · Mathematics 2021-08-20 Mouhamadou Sy , Xueying Yu

The Cauchy problem for the Gross-Pitaevskii equation in three space dimensions is shown to have an unconditionally unique global solution for data of the form 1 + H^s for 5/6 < s < 1, which do not have necessarily finite energy. The proof…

Analysis of PDEs · Mathematics 2012-12-14 Hartmut Pecher

The Cauchy problem for the Hardy-H\'enon parabolic equation is studied in the critical and subcritical regime in weighted Lebesgue spaces on the Euclidean space $\mathbb{R}^d$. Well-posedness for singular initial data and existence of…

Analysis of PDEs · Mathematics 2021-04-30 Noboru Chikami , Masahiro Ikeda , Koichi Taniguchi

This paper establishes the global well-posedness of the linearized regularized 13-moment (R13) equations for rarefied gas flows. We first derive an entropy inequality for the system on bounded domains subject to Onsager boundary conditions.…

Analysis of PDEs · Mathematics 2026-05-20 Shuang Hu , Bo Lin , Huini Liu , Zhenning Cai

In the current paper, we investigate the fifth order modified KP-I eqaution, namely \begin{equation*} \partial_t u-\partial_{x}^{5}u-\partial_{x}^{-1}\partial_{y}u+\partial_{x}(u^3)=0. \end{equation*} This equation is $L^2$ critical and we…

Analysis of PDEs · Mathematics 2025-04-01 Francisc Bozgan

Considering the Cauchy problem for the modified Korteweg-de Vries-Burgers equation $u_t+u_{xxx}+\epsilon |\partial_x|^{2\alpha}u=2(u^{3})_x, u(0)=\phi$, where $0<\epsilon,\alpha\leq 1$ and $u$ is a real-valued function, we show that it is…

Analysis of PDEs · Mathematics 2008-11-20 Hua Zhang

We prove the global existence of the unique mild solution for the Cauchy problem of the cut-off Boltzmann equation for soft potential model $\gamma=2-N$ with initial data small in $L^N_{x,v}$ where $N=2,3$ is the dimension. The proof relies…

Analysis of PDEs · Mathematics 2017-08-02 Lingbing He , Jin-Cheng Jiang

We consider Lorentzian General Relativity in a cavity with a timelike boundary, with conformal boundary conditions and also a generalization of these boundary conditions. We focus on the linearized gravitational dynamics about the static…

General Relativity and Quantum Cosmology · Physics 2025-07-04 Xiaoyi Liu , Harvey S. Reall , Jorge E. Santos , Toby Wiseman

Thanks to an approach inspired from Burq-Lebeau \cite{bule}, we prove stochastic versions of Strichartz estimates for Schr\"odinger with harmonic potential. As a consequence, we show that the nonlinear Schr\"odinger equation with quadratic…

Analysis of PDEs · Mathematics 2016-01-20 Aurélien Poiret , Didier Robert , Laurent Thomann

In this paper, we consider the Cauchy problem for the generalized KP-II equation \begin{eqnarray*} u_{t}-|D_{x}|^{\alpha}u_{x}+\partial_{x}^{-1}\partial_{y}^{2}u+\frac{1}{2}\partial_{x}(u^{2})=0,\alpha\geq4. \end{eqnarray*} The goal of this…

Analysis of PDEs · Mathematics 2018-03-05 Wei Yan , Yongsheng Li , Yimin Zhang

We consider the Cauchy problem for the inhomogeneous nonlinear Schr\"{o}dinger (INLS) equation \[iu_{t} +\Delta u=|x|^{-b} f\left(u\right), u\left(0\right)=u_{0} \in H^{s} (\mathbb R^{n}),\] where $0<s<\min \left\{n,\;\frac{n}{2}…

Analysis of PDEs · Mathematics 2021-07-05 JinMyong An , JinMyong Kim

This paper studies the Cauchy problem of the incompressible magnetohydrodynamic systems with or without viscosity $\nu$. Under the assumption that the initial velocity field and the displacement of the initial magnetic field from a non-zero…

Analysis of PDEs · Mathematics 2016-05-03 Yuan Cai , Zhen Lei