English
Related papers

Related papers: On global solutions and blow-up for Kuramoto-Sivas…

200 papers

In this paper, we deal with the following Cauchy problem \begin{equation*} \left\{ \begin{array}{lll} iu_t = \Delta u + 2uh'(|u|^2)\Delta h(|u|^2) + V(x)u,\ x\in \mathbb{R}^N,\ t>0\\ u(x,0) = u_0(x), \quad x \in \mathbb{R}^N.…

Mathematical Physics · Physics 2019-04-24 Xianfa Song

This paper concerns the initial-boundary value problem for a mixed pseudo-parabolic $p$-Laplacian type equation. By constructing a family of potential wells, we first present the explicit expression for the depth of potential well, and then…

Analysis of PDEs · Mathematics 2022-08-09 Jiazhuo Cheng , Qiru Wang

In this paper, we study the Hessian equation with infinite Dirichlet (blow-up) boundary value conditions. Using radial functions and techniques of ordinary differential inequality, we construct various barrier functions (super-solution and…

Analysis of PDEs · Mathematics 2007-05-23 Huaiyu Jian

In this article, the authors survey and review the studies of boundary value problems for regular functions in Clifford analysis, which include theoretical foundations and useful methods. Its theoretical bases consist of the generalized…

Complex Variables · Mathematics 2025-09-16 J. Y. Du , P. Dang

An initial-boundary value problem for the n-dimensional ($n$ is a natural number from the interval [2,7]) Kuramoto-Sivashinsky-Zakharov-Kuznetsov equation posed on smooth bounded domains in $\mathbb{R}^n$ was considered. The existence and…

Analysis of PDEs · Mathematics 2022-05-24 Nikolai Larkin

This paper discusses the initial-boundary-value problems (IBVP) of nonlinear Schr\"odinger equations posed in a half plane $\mathbb{R} \times \mathbb{R}^+$ with nonhomogeneous Dirichlet boundary conditions. For any given $s \ge 0$, if the…

Analysis of PDEs · Mathematics 2017-01-09 Yu Ran , Shu-Ming Sun , Bing-Yu Zhang

In this paper, we study a class of initial boundary value problem (IBVP) of the Korteweg- de Vries equation posed on a finite interval with nonhomogeneous boundary conditions. The IBVP is known to be locally well-posed, but its global $L^2…

Analysis of PDEs · Mathematics 2016-11-25 Ivonne Rivas , Muhammad Usman , Bing-Yu Zhang

In this note, we show a global existence and blow-up of the positive solutions to the initial-boundary value problem of the nonlinear porous medium equation related to Baouendi-Grushin operator. Our approach is based on the concavity…

Analysis of PDEs · Mathematics 2024-05-24 Aishabibi Dukenbayeva

Initial boundary value problems for the generalized Benney-Lin equation posed on bounded intervals and on the right half-line were considered. The existence and uniqueness of global regular solutions on arbitrary intervals as well as their…

Analysis of PDEs · Mathematics 2021-09-07 Nikolai Larkin

We consider the semilinear heat equation with a superlinear nonlinearity and we study the properties of threshold or subthreshold solutions, lying on or below the boundary between blow-up and global existence, respectively. For the…

Analysis of PDEs · Mathematics 2025-10-28 Pavol Quittner , Philippe Souplet

We investigate the Cauchy-Dirichlet problem for linear parabolic equations in divergence form. Under mild assumptions on the source term and the domain, we prove the existence of globally H\"{o}lder continuous solutions. Notably, our…

Analysis of PDEs · Mathematics 2026-01-07 Takanobu Hara

We consider the initial-boundary value problem (IBVP) for the isentropic compressible Navier-Stokes equations (\textbf{CNS}) in the domain exterior to a ball in $\mathbb R^d$ $(d=2\ \text{or} \ 3)$. When viscosity coefficients are given as…

Analysis of PDEs · Mathematics 2022-08-01 Yue Cao , Hao Li , Shengguo Zhu

We investigate the boundedness and large time behavior of solutions of the Cauchy-Dirichlet problem for the one-dimensional degenerate parabolic equation with gradient nonlinearity: $$ u_t = (|u-x|^{p-2} u-x)_x+|u_x|^q \qquad \text{in}\quad…

Analysis of PDEs · Mathematics 2014-09-22 Amal Attouchi

In this paper, a class of non-Newton filtration equations with singular potential and logarithmic nonlinearity under initial-boundary condition is investigated. Based on potential well method and Hardy-Sobolev inequality, the global…

Analysis of PDEs · Mathematics 2020-10-06 Menglan Liao , Zhong Tan

Global existence and boundedness of solutions to the Cauchy problem for the four dimensional fully parabolic chemotaxis system with indirect signal production are studied. We prove that solutions with initial mass below $(8\pi)^2$ exist…

Analysis of PDEs · Mathematics 2024-04-03 Tatsuya Hosono , Philippe Laurençot

In this article we study global existence and blow-up of solutions for a general class of nonlocal nonlinear wave equations with power-type nonlinearities, $u_{tt}-Lu_{xx}=B(- |u|^{p-1}u)_{xx}, ~(p>1)$, where the nonlocality enters through…

Analysis of PDEs · Mathematics 2020-08-04 Saadet Erbay , Husnu A. Erbay , Albert Erkip

We consider a partial differential equation that arises in the coarse-grained description of epitaxial growth processes. This is a parabolic equation whose evolution is governed by the competition between the determinant of the Hessian…

Analysis of PDEs · Mathematics 2015-03-24 Carlos Escudero , Filippo Gazzola , Ireneo Peral

We prove global existence of solutions to the Cauchy problem for the compressible Navier-Stokes equations in Euclidean spaces, given initial data with small norms in Besov and critical weighted Besov spaces. Global existence and a priori…

Analysis of PDEs · Mathematics 2023-12-12 Dáithí Ó hAodha

Initial-boundary value problems in a bounded rectangle with different types of boundary conditions for two-dimensional Zakharov-Kuznetsov equation are considered. Results on global well-posedness in the classes of weak and regular solution…

Analysis of PDEs · Mathematics 2017-06-06 Andrei V. Faminskii

We consider the Hardy-H\'enon parabolic equation $u_t-\Delta u =|x|^a |u|^{p-1}u$ with $p>1$ and $a\in {\mathbb R}$. We establish the space-time singularity and decay estimates, and Liouville-type theorems for radial and nonradial…

Analysis of PDEs · Mathematics 2012-10-30 Quoc Hung Phan