English
Related papers

Related papers: Global existence for Schrodinger-Debye system for …

200 papers

This article is a guide to theorems on existence and global dynamics of solutions of the Einstein equations. It draws attention to open questions in the field. The local in time Cauchy problem, which is relatively well understood, is…

General Relativity and Quantum Cosmology · Physics 2008-11-26 Alan D. Rendall

We consider a model of cell motion with boundary signal production which describes some aspects of eukaryotic cell migration. Generic polarity markers located in the cell are transported by actin which they help to polymerize. This leads to…

Analysis of PDEs · Mathematics 2025-04-30 Nicolas Meunier , Philippe Souplet

We consider the Cauchy problem for the nonstationary discrete p-Laplacian with inhomogeneous density \r{ho}(x) on an infinite graph which supports the Sobolev inequality. For nonnegative solutions when p > 2, we prove the precise rate of…

Analysis of PDEs · Mathematics 2025-12-25 Alan A. Tedeev

This article is a guide to the literature on existence theorems for the Einstein equations which also draws attention to open problems in the field. The local in time Cauchy problem, which is relatively well understood, is treated first.…

General Relativity and Quantum Cosmology · Physics 2016-10-19 Alan D. Rendall

In this paper, we prove global well-posedness and scattering of the Cauchy problem for the elliptic-elliptic Davey-Stewartson system (eeDS) for initial data $u_{0}\in L^{2}(\mathbb{R}^{2})$ in the defocusing case and for $u_{0}\in…

Analysis of PDEs · Mathematics 2018-08-07 Matthew Rosenzweig

A global solvability result of the Cauchy problem of the two-species Vlasov-Maxwell-Landau system near a given global Maxwellian is established by employing an approach different than that of [5]. Compared with that of [5], the minimal…

Analysis of PDEs · Mathematics 2013-09-26 Yuanjie Lei , Huijiang Zhao

We obtain a global existence result for the three-dimensional Navier-Stokes equations with a large class of data allowing growth at spatial infinity. Namely, we show the global existence of suitable weak solutions when the initial data…

Analysis of PDEs · Mathematics 2020-01-08 Zachary Bradshaw , Igor Kukavica , Tai-Peng Tsai

We consider the solutions of the Cauchy problem for a dyadic model of Euler equations. We prove global existence and uniqueness of Leray-Hopf solutions in a rather large class K that implies in particular global existence and uniqueness in…

Analysis of PDEs · Mathematics 2009-10-28 David Barbato , Franco Flandoli , Francesco Morandin

We discuss how the higher-order term $|u|^q$ $(q>1+2/(n-1))$ has nontrivial effects in the lifespan of small solutions to the Cauchy problem for the system of nonlinear wave equations $$ \partial_t^2 u-\Delta u=|v|^p, \qquad \partial_t^2…

Analysis of PDEs · Mathematics 2022-03-29 Kunio Hidano , Kazuyoshi Yokoyama

The present paper concerns the well-posedness of the Cauchy problem for microlocally symmetrizable hyperbolic systems whose coefficients and symmetrizer are log-Lipschitz continuous, uniformly in time and space variables. For the global in…

Analysis of PDEs · Mathematics 2016-10-14 Ferruccio Colombini , Daniele Del Santo , Francesco Fanelli , Guy Métivier

We consider the Cauchy problem of coupled 3-D wave and Klein-Gordon equations with a quadratic form of nonlinearity. We show global existence under several conditions, including large derivative data for wave equations and the null…

Analysis of PDEs · Mathematics 2025-11-20 Guocong Shang

In this paper, we mainly investigate the Cauchy problem of the non-viscous MHD equations with magnetic diffusion. We first establish the local well-posedness (existence,~uniqueness and continuous dependence) with initial data $(u_0,b_0)$ in…

Analysis of PDEs · Mathematics 2021-06-21 Weikui Ye , Zhaoyang Yin

In this paper, we study the Cauchy problem of the quasilinear Schr\"{o}dinger equation \begin{equation*} \left\{ \begin{array}{lll} iu_t=\Delta u+2uh'(|u|^2)\Delta h(|u|^2)+F(|u|^2)u \quad {\rm for} \ x\in \mathbb{R}^N, \ t>0\\…

Analysis of PDEs · Mathematics 2026-01-30 Xiaowei An , Xianfa Song

We prove global well-posedness for low regularity data for the one dimensional quintic defocusing nonlinear Schr\"odinger equation. Precisely we show that a unique and global solution exists for initial data in the Sobolev space…

Analysis of PDEs · Mathematics 2016-08-14 Daniela De Silva , Nataša Pavlović , Gigliola Staffilani , Nikolaos Tzirakis

In this paper, we show almost global existence of small solutions to the Cauchy problem for symmetric system of wave equations with quadratic (in 3D) or cubic (in 2D) nonlinear terms and multiple propagation speeds. To measure the size of…

Analysis of PDEs · Mathematics 2017-01-19 Kunio Hidano

We consider the Cauchy problem for the nonstationary discrete p-Laplacian with inhomogeneous density \r{ho}(x) on an infinite graph which supports the Sobolev inequality. For nonnegative solutions when p > 2, we prove the precise rate of…

Analysis of PDEs · Mathematics 2025-12-29 Alan A. Tedeev

This is a sequel to the paper "Large time asymptotics for a cubic nonlinear Schr\"odinger system in one space dimension" by the same authors. We continue to study the Cauchy problem for the two-component system of cubic nonlinear…

Analysis of PDEs · Mathematics 2022-11-18 Chunhua Li , Yoshinori Nishii , Yuji Sagawa , Hideaki Sunagawa

In this work, we investigate the dynamics of an inhomogeneous coupled nonlinear Schrodinger system with quadratic-type interactions. Such systems arise naturally in nonlinear dynamics and mathematical physics, particularly in nonlinear…

Analysis of PDEs · Mathematics 2026-03-10 Mykael Cardoso , Lázaro Gil

We consider the Cauchy problem for the fourth order nonlinear Schr\"{o}dinger equation with derivative nonlinearity $(i\partial _t + \Delta ^2) u= \pm \partial (|u|^2u)$ on $\mathbb{R} ^d$, $d \ge 3$, with random initial data, where…

Analysis of PDEs · Mathematics 2015-05-26 Hiroyuki Hirayama , Mamoru Okamoto

We study local and global well-posedness of the initial value problem for the Schr\"odinger-Debye equation in the \emph{periodic case}. More precisely, we prove local well-posedness for the periodic Schr\"odinger-Debye equation with…

Analysis of PDEs · Mathematics 2007-05-23 Alexander Arbieto , Carlos Matheus