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In this paper, we consider the dynamics of the solution to the mass critical focusing Hartree equation with inverse-square potential in the energy space $H^{1}(\mathbb{R}^d)$. The main difficulties are the equation is \emph{not}…

Analysis of PDEs · Mathematics 2019-01-28 Yu Chen , Chao Lu , Jing Lu

We investigate the blow-up dynamics of smooth solutions to the one-dimensional wave equation with a quadratic spatial derivative nonlinearity, motivated by its applications in Effective Field Theory (EFT) in cosmology. Despite its…

Analysis of PDEs · Mathematics 2025-01-15 Tej-eddine Ghoul , Jie Liu , Nader Masmoudi

In this paper, we describe the asymptotic behaviour of globally defined solutions and of bounded solutions blowing up in finite time of the radial energy-critical focusing non-linear wave equation in three space dimension.

Analysis of PDEs · Mathematics 2012-04-03 Thomas Duyckaerts , Carlos Kenig , Frank Merle

The small dispersion limit of solutions to the Camassa-Holm (CH) equation is characterized by the appearance of a zone of rapid modulated oscillations. An asymptotic description of these oscillations is given, for short times, by the…

Mathematical Physics · Physics 2009-09-08 S. Abenda , T. Grava , C. Klein

Schreiber and Yukich [Ann. Probab. 36 (2008) 363-396] establish an asymptotic representation for random convex polytope geometry in the unit ball $\mathbb{B}^d, d\geq2$, in terms of the general theory of stabilizing functionals of Poisson…

Probability · Mathematics 2013-04-03 Pierre Calka , Tomasz Schreiber , J. E. Yukich

We establish the asymptotic behavior and decay of solutions near vacuum to the Hartree equation with the Coulomb interaction potential in three dimensions. Our approach is direct, which consists of independently deriving the sharp…

Analysis of PDEs · Mathematics 2024-08-29 Toan T. Nguyen , Chanjin You

The paper deals with the asymptotic behavior of solutions to a non-local diffusion equation, $u_t=J*u-u:=Lu$, in an exterior domain, $\Omega$, which excludes one or several holes, and with zero Dirichlet data on…

Analysis of PDEs · Mathematics 2015-06-03 C. Cortazar , M. Elgueta , F. Quiros , N. Wolanski

We study, under the radial symmetry assumption, the solutions to the fractional Schr\"odinger equations of critical nonlinearity in $\mathbb R^{1+d}, d \geq 2$, with L\'{e}vy index ${2d}/({2d-1}) < \al < 2$. We firstly prove the linear…

Analysis of PDEs · Mathematics 2012-08-14 Yonggeun Cho , Gyeongha Hwang , Soonsik Kwon , Sanghyuk Lee

A simple criterion of the existence of (type-I) blow-up solutions for nonautonomous ODEs is provided. In a previous study [Matsue, SIADS, 24(2025), 415-456], geometric criteria for characterizing blow-up solutions for nonautonomous ODEs are…

Dynamical Systems · Mathematics 2025-11-25 Kaname Matsue

We consider a class of nonlocal Cahn-Hilliard equations in a bounded domain $\Omega\subset\mathbb{R}^{d}$ $(d\in\{2,3\})$, subject to a nonlocal kinetic rate dependent dynamic boundary condition. This diffuse interface model describes phase…

Analysis of PDEs · Mathematics 2024-12-11 Maoyin Lv , Hao Wu

We study the formation of singularities in the Camassa-Holm (CH) equation, providing a detailed description of the blow-up dynamics and identifying the precise H\"older regularity of the gradient blow-up solutions. To this end, we first…

Analysis of PDEs · Mathematics 2024-12-03 Yunjoo Kim , Bongsuk Kwon , Jeongsik Yoon

Geometric singular perturbation theory provides a powerful mathematical framework for the analysis of 'stationary' multiple time-scale systems which possess a critical manifold, i.e. a smooth manifold of steady states for the limiting fast…

Dynamical Systems · Mathematics 2023-11-20 Samuel Jelbart , Christian Kuehn , Sara-Viola Kuntz

We introduce a new model of the nonlocal wave equations with a logarithmic damping mechanism. We consider the Cauchy poroblem for the new model in the whole space. We study the asymptotic profile and optimal decay and blowup rates of…

Analysis of PDEs · Mathematics 2020-02-18 Ruy Coimbra Charao , Ryo Ikehata

The main aim of the current work is the study of the conditions under which (finite-time) blow-up of a non-local stochastic parabolic problem occurs. We first establish the existence and uniqueness of the local-in-time weak solution for…

Analysis of PDEs · Mathematics 2020-07-09 Nikos I. Kavallaris , Yubin Yan

In this paper, we develop a systematical approach in applying an asymptotic method of moving planes to investigate qualitative properties of positive solutions for fractional parabolic equations. We first obtain a series of needed key…

Analysis of PDEs · Mathematics 2020-06-26 Wenxiong Chen , Pengyan Wang , Yahui Niu , Yunyun Hu

We study some properties of positive solutions to the higher order conformally invariant equation with a singular set $$ (-\Delta)^m u = u^{\frac{n+2m}{n-2m}} ~~~~~~ \textmd{in} ~ \Omega \backslash \Lambda, $$ where $\Omega \subset…

Analysis of PDEs · Mathematics 2020-05-26 Xusheng Du , Hui Yang

We study fully nonlinear uniformly elliptic equations having a singular reaction term with inverse quadratic potential and an absorbing superlinear term of p-power type. We consider equations posed in punctured balls centered at the origin,…

Analysis of PDEs · Mathematics 2024-08-27 Isabeau Birindelli , Françoise Demengel , Fabiana Leoni

We establish uniform a priori estimates for solutions of semilinear planar Hamiltonian elliptic systems in a ball with Dirichlet boundary conditions. We consider a broad class of coupled nonlinearities with asymptotic critical behaviour in…

Analysis of PDEs · Mathematics 2026-03-04 Laura Baldelli , Gabriele Mancini , Giulio Romani

We study asymptotics of fiber integrals depending on a large parameter. When the critical fiber is singular, full-asymptotic expansions are established in two different cases : local extremum and isolated real principal type singularities.…

General Mathematics · Mathematics 2007-05-23 Brice Camus

In this paper we simplify and otherwise improve the local resolution of singularities algorithm of [G1]-[G3], providing a local resolution of singularities method that works for functions with convergent power series over an arbitrary local…

Classical Analysis and ODEs · Mathematics 2015-03-25 Michael Greenblatt