English
Related papers

Related papers: On global well-posedness for Klein-Gordon equation…

200 papers

We study the global well-posedness of the two-dimensional defocusing fourth-order Schr\"odinger initial value problem with power type nonlinearities $\vert u\vert^{2k}u$ where $k$ is a positive integer. By using the $I$-method, we prove…

Analysis of PDEs · Mathematics 2023-08-14 Engin Başakoğlu , Barış Yeşiloğlu , Oğuz Yılmaz

We study the defocusing energy-critical inhomogeneous nonlinear Schr\"odinger equation \[ i\partial_tu+\Delta u=|x|^{-b}|u|^{\frac{4-2b}{d-2}}u, \qquad (t,x)\in\R\times\R^d, \] with initial data $u_0\in\dot H_x^1(\R^d)$, where $d\ge 3$ and…

Analysis of PDEs · Mathematics 2026-04-21 Bo Yang , Lei Zhang , Bin Liu

This paper is the first part of a trilogy dedicated to a proof of global well-posedness and scattering of the (4+1)-dimensional mass-less Maxwell-Klein-Gordon equation (MKG) for any finite energy initial data. The main result of the present…

Analysis of PDEs · Mathematics 2015-03-06 Sung-Jin Oh , Daniel Tataru

This article studies the global well-posedness for a class of defocusing, generalized sixth-order Boussinesq equations, extending a previous result obtained by Wang and Esfahani for the case when the nonlinear term is cubic.

Analysis of PDEs · Mathematics 2019-07-09 Dan-Andrei Geba , Evan Witz

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

In this article, we investigate the global well-posedness for the defocusing, cubic nonlinear Schr\"{o}dinger equation posed on $\T^3$ with intial data lying in its critical space $H^\frac{1}{2}(\T^3)$. By establishing the linear profile…

Analysis of PDEs · Mathematics 2024-11-18 Yilin Song , Ruixiao Zhang

We show global wellposedness for the defocusing cubic nonlinear Schr\"odinger equation (NLS) in $H^1(\mathbb{R}) + H^{3/2+}(\mathbb{T})$, and for the defocusing NLS with polynomial nonlinearities in $H^1(\mathbb{R}) + H^{5/2+}(\mathbb{T})$.…

Analysis of PDEs · Mathematics 2021-09-24 Friedrich Klaus , Peer Kunstmann

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 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…

Analysis of PDEs · Mathematics 2026-01-30 Xing Cheng , Chang-Yu Guo , Yunrui Zheng

The local and global well-posedness for the one dimensional fourth-order nonlinear Schr\"odinger equation are established in the modulation space $M^{s}_{2,q}$ for $s\geq \frac12$ and $2\leq q <\infty$. The local result is based on the…

Analysis of PDEs · Mathematics 2024-09-18 Mingjuan Chen , Yufeng Lu , Yaqing Wang

The energy-critical defocusing nonlinear Schr\"odinger equation on 3-dimensional rectangular tori is considered. We prove that the global well-posedness result for the standard torus of Ionescu and Pausader extends to this class of…

Analysis of PDEs · Mathematics 2014-12-17 Nils Strunk

We prove global well-posedness of the short-pulse equation with small initial data in Sobolev space $H^2$. Our analysis relies on local well-posedness results of Sch\"afer & Wayne, the correspondence of the short-pulse equation to the…

Analysis of PDEs · Mathematics 2010-04-28 Dmitry Pelinovsky , Anton Sakovich

We study the stochastic complex Ginzburg-Landau equation (SCGL) with an additive space-time white noise forcing on the two-dimensional torus. This equation is singular and thus we need to renormalize the nonlinearity in order to give proper…

Analysis of PDEs · Mathematics 2019-11-22 William J. Trenberth

We prove global well-posedness for the $3D$ radial defocusing cubic wave equation with data in $H^{s} \times H^{s-1}$, $1>s>{7/10}$.

Analysis of PDEs · Mathematics 2017-06-28 Tristan Roy

We prove the global well-posedness of the so-called hyperbolic relaxation of the Cahn-Hilliard-Oono equation in the whole space R^3 with the non-linearity of the sub-quintic growth rate. Moreover, the dissipativity and the existence of a…

Analysis of PDEs · Mathematics 2014-07-23 Anton Savostianov , Sergey Zelik

We prove global well-posedness and scattering for the defocusing, cubic NLS on $\mathbb{R}^3$ with initial data in $H^s(\mathbb{R}^3)$ for $s>49/74$. The proof combines the ideas of resonance decomposition in \cite{CKSTT4} and…

Analysis of PDEs · Mathematics 2012-02-14 Qingtang Su

In this paper, we consider the three-dimensional full compressible viscous non-resistive MHD system. Global well-posedness is proved for an initial-boundary value problem around a strong background magnetic field. It is also shown that the…

Analysis of PDEs · Mathematics 2022-03-09 Yang Li

We establish global well-posedness for both the defocusing and focusing complex-valued modified Korteweg--de Vries equations on the real line in modulation spaces $M_p^{s,2}(\mathbb{R})$, for all $1\leq p<\infty$ and $0\leq s<3/2-1/p$. We…

Analysis of PDEs · Mathematics 2025-06-25 Saikatul Haque , Rowan Killip , Monica Visan , Yunfeng Zhang

We prove that the derivative nonlinear Schr\"odinger equation in one space dimension is globally well-posed on the line in $L^2(\mathbb{R})$, which is the scaling-critical space for this equation.

Analysis of PDEs · Mathematics 2023-09-11 Benjamin Harrop-Griffiths , Rowan Killip , Maria Ntekoume , Monica Visan

In this paper, it is proved a very general well-posedness result for a class of constrained minimization problems.

Optimization and Control · Mathematics 2007-05-23 Biagio Ricceri