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Following the classical result of long-time asymptotic convergence towards the Gaussian kernel that holds true for integrable solutions of the Heat Equation posed in the Euclidean Space $\mathbb{R}^n$, we examine the question of long-time…

Analysis of PDEs · Mathematics 2019-02-12 Juan Luis Vázquez

In this paper, we study a non-local approximation of the time-dependent (local) Eikonal equation with Dirichlet-type boundary conditions, where the kernel in the non-local problem is properly scaled. Based on the theory of viscosity…

Analysis of PDEs · Mathematics 2022-11-22 Jalal Fadili , Nicolas Forcadel , Thi Tuyen Nguyen , Rita Zantout

We study the asymptotic behavior of solutions to the heat equation in nonhomogeneous media with critical singular density $$ |x|^{-2}\partial_{t}u=\Delta u, \quad \hbox{in} \ \real^N\times(0,\infty). $$ The asymptotic behavior proves to…

Analysis of PDEs · Mathematics 2013-02-26 Razvan Iagar , Ariel Sánchez

We prove local higher-order asymptotics for extreme water waves with vorticity near stagnation points. We obtain that the behaviour of solutions and their regularity depend substantially on the vorticity. In particular, we show that extreme…

Analysis of PDEs · Mathematics 2021-03-29 Vladimir Kozlov , Evgeniy Lokharu

In this paper we consider a nonlocal evolution problem and obtain by a scaling method the first term in the asymptotic behavior of the solutions. The method employed treats in different way the smooth and the rough part of the solution.

Analysis of PDEs · Mathematics 2012-10-30 Tatiana I. Ignat

In this paper, we study large-time asymptotics for heat and fractional heat equations in two discrete settings: the full lattice \(\mathbb Z^d\) and finite connected subgraphs with Dirichlet boundary condition. These results provide a…

Analysis of PDEs · Mathematics 2026-02-19 Rui Chen , Bo Li

In this paper we study numerical approximations of the evolution problem for the nonlocal $p$-Laplacian with homogeneous Neumann boundary conditions. First, we derive a bound on the distance between two continuous-in-time trajectories…

Analysis of PDEs · Mathematics 2019-04-29 Hafiene Yosra , Jalal Fadili , Abderrahim Elmoataz

For systems of coupled differential equations on a sequence of W-random graphs, we derive the continuum limit in the form of an evolution integral equation. We prove that solutions of the initial value problems (IVPs) for the discrete model…

Adaptation and Self-Organizing Systems · Physics 2015-06-15 Georgi S. Medvedev

We study a spatial asymptotic behaviour at infinity of kernels $p_t(x)$ for convolution semigroups of nonlocal pseudo-differential operators. We give general and sharp sufficient conditions under which the limits $$ \lim_{r \to \infty}…

Analysis of PDEs · Mathematics 2017-06-01 Kamil Kaleta , Paweł Sztonyk

In this paper we employ the Renormalization Group (RG) method to study the long-time asymptotics of a class of nonlinear integral equations with a generalized heat kernel and with time-dependent coefficients. The nonlinearities are…

Mathematical Physics · Physics 2017-08-14 Gastão A. Braga , Jussara M. Moreira , Camila F. Souza

We show that, on a complete, connected and non-compact Riemannian manifold of non-negative Ricci curvature, the solution to the heat equation with $L^{1}$ initial data behaves asymptotically as the mass times the heat kernel. In contrast to…

Differential Geometry · Mathematics 2023-02-10 Alexander Grigor'yan , Effie Papageorgiou , Hong-Wei Zhang

We consider the geometric evolution problem of entire graphs moving by fractional mean curvature. For this, we study the associated nonlocal quasilinear evolution equation satisfied by the family of graph functions. We establish, using an…

Analysis of PDEs · Mathematics 2022-05-04 Anoumou Attiogbe , Mouahmed Moustapha Fall , Tobias Weth

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

The paper is devoted to the study of asymptotic behavior of solutions for nonlocal elliptic problems in weighted spaces. We deal with the most difficult case where the support of nonlocal terms intersects with the boundary of a plane…

Analysis of PDEs · Mathematics 2014-04-18 Pavel Gurevich

In this paper, we consider the asymptotic profiles of zero points for the spatial variable of the solutions to the heat equation. By giving suitable conditions for the initial data, we prove the existence of zero points by extending the…

Analysis of PDEs · Mathematics 2023-05-25 Hiroshi Ishii

We prove existence, uniqueness and several qualitative properties for evolution equations that combine local and nonlocal diffusion operators acting in different subdomains and coupled in such a way that the resulting evolution equation is…

Analysis of PDEs · Mathematics 2019-03-19 Alejandro Gárriz , Fernando Quirós , Julio D. Rossi

This article is the first of two in which we develop a geometric framework for analysing silent and anisotropic big bang singularities. The results of the present article concern the asymptotic behaviour of solutions to linear systems of…

General Relativity and Quantum Cosmology · Physics 2021-10-20 Hans Ringström

The nonlocal-to-local asymptotics investigation for evolutionary problems is a central topic both in the theory of PDEs and in functional analysis. More recently, it became the main core of the mathematical analysis of phase-separation…

Analysis of PDEs · Mathematics 2025-11-05 Elisa Davoli , Christian Kuehn , Luca Scarpa , Lara Trussardi

In this paper, we consider a non-local approximation of the time-dependent Eikonal equation defined on a Riemannian manifold. We show that the local and the non-local problems are well-posed in the sense of viscosity solutions and we prove…

Analysis of PDEs · Mathematics 2024-09-23 Jalal M. Fadili , Nicolas Forcadel , Rita Zantout

In this paper, we consider the asymptotic behavior of the nonlocal parabolic problem \[ u_{t}=\Delta u+\displaystyle\frac{\lambda f(u)}{\big(\int_{\Omega}f(u)dx\big)^{p}}, x\in \Omega, t>0, \] with homogeneous Dirichlet boundary condition,…

Analysis of PDEs · Mathematics 2008-10-15 Liu Qilin , Liang Fei , Li Yuxiang