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Related papers: A quantitative version of the Blow-up Lemma

200 papers

We prove a variation of Gronwall's lemma.

Classical Analysis and ODEs · Mathematics 2009-01-09 Quang-Cuong Pham

We consider the semilinear wave equation in higher dimensions with superconformal power nonlinearity. The purpose of this paper is to give a new upper bound on the blow-up rate in some space-time integral, showing a $|\log(T-t)|^q$…

Analysis of PDEs · Mathematics 2025-02-07 Mohamed Ali Hamza , Hatem Zaag

Blow up in a one-dimensional semilinear heat equation is studied using a combination of numerical and analytical tools. The focus is on problems periodic in the space variable and starting out from a nearly flat, positive initial condition.…

Analysis of PDEs · Mathematics 2023-02-22 Marco Fasondini , John R. King , J. A. C. Weideman

We obtain estimates and blow-up conditions for solutions of quasilinear elliptic inequalities containing terms with lower-order derivatives

Analysis of PDEs · Mathematics 2013-01-01 Andrej A. Kon'kov

In this paper, we obtain a blow-up result for solutions to a semi-linear wave equation with scale-invariant dissipation and mass and power non-linearity, in the case in which the model has a "wave like" behavior. In order to achieve this…

Analysis of PDEs · Mathematics 2018-12-18 Alessandro Palmieri , Michael Reissig

We consider the blow-up of solutions for a semilinear reaction diffusion equation with exponential reaction term. It is know that certain solutions that can be continued beyond the blow-up time possess a nonconstant selfsimilar blow-up…

Analysis of PDEs · Mathematics 2015-05-27 Aappo Pulkkinen

In this paper we prove the blow-up theorem in the critical case for weakly coupled systems of semilinear wave equations in high dimensions. The upper bound of the lifespan of the solution is precisely clarified.

Analysis of PDEs · Mathematics 2014-04-22 Yuki Kurokawa , Hiroyuki Takamura , Kyouhei Wakasa

We propose a new form of nonrelativistic quantum mechanics which is based on a quantum version of the action principle.

Quantum Physics · Physics 2008-07-23 N. N. Gorobey , A. S. Lukyanenko

We study a class of Hartree type equations and prove a quantitative blow up rate for their blow up solutions. This is an analogue of the result by Merle and Rapha\"el on 3d NLS.

Analysis of PDEs · Mathematics 2022-04-14 Shumao Wang

We consider in this paper blow-up solutions of the semilinear wave equation in one space dimension, with an exponential source term. Assuming that initial data are in $H^{1}_{loc}\times L^2_{loc}$ or some times in $ W^{1,\infty}\times…

Analysis of PDEs · Mathematics 2016-01-22 Asma Azaiez , Nader Masmoudi , Hatem Zaag

This paper is concerned with the local well-posedness, wave breaking, blow-up rate for a Camassa-Holm type equation with time-dependent weak dissipation. Firstly, we obtain the local well-posedness of solutions by using Kato's theory.…

Analysis of PDEs · Mathematics 2026-03-30 Yonghui Zhou , Xiaowan Li , Shuguan Ji

The article provides upper bounds for the blow-up time of a system of fractional differential equations in the Caputo sense. Furthermore, concrete examples of blow-up time estimation are given using a numerical algorithm of the…

Classical Analysis and ODEs · Mathematics 2023-10-23 José Villa-Morales

We study a kind of nonlinear wave equations with damping and potential, whose coefficients are both critical in the sense of the scaling and depend only on the spatial variables. Based on the earlier works, one may think there are two kinds…

Analysis of PDEs · Mathematics 2020-10-12 Wei Dai , Hideo Kubo , Motohiro Sobajima

In this paper, we study an initial boundary value problem for a generalized Camassa-Holm equation. We establish local well-posedness of this closed-loop system by using Kato theorem for abstract quasilinear evolution equation of hyperbolic…

Mathematical Physics · Physics 2015-05-13 Jiangbo Zhou , Lixin Tian

We study the blow up solutions of a semilinear reaction diffusion system coupled in both equations and boundary conditions. The main purpose is to understand how the reaction terms and the absorption terms affect the blow-up properties. We…

Analysis of PDEs · Mathematics 2016-11-26 Maan A. Rasheed , Miroslav Chlebik

We identify the blow-up rate of a solution to a generalised Blasius equation, that we came across while studying a probabilistic model of "Poissonian burning" in Euclidean space. Our proof involves the study of the long-time behaviour of…

Classical Analysis and ODEs · Mathematics 2025-02-24 Guillaume Blanc , Alice Contat

In this paper, we consider a semilinear system of damped wave equations coupled through power nonlinearities of derivative-type. In particular, we consider a classical damped wave equation, i.e., with constant coefficients, and a wave…

Analysis of PDEs · Mathematics 2025-10-22 Yuequn Li , Alessandro Palmieri

This note shows the blow-up of certain non-small solutions to relaxed compressible Navier-Stokes equations in divergence form.

Analysis of PDEs · Mathematics 2022-02-14 Johannes Bärlin

We give a sufficient condition for blow up of positive mild solutions to an initial value problem for a nonautonomous weakly coupled system with distinct fractional diffusions. The proof is based on the study of blow up of a particular…

Classical Analysis and ODEs · Mathematics 2013-06-07 José Villa-Morales

Previously, the author offered a plasma-like description of quantum phenomena. This article offers a new criterion of approximation of probability density functions of quantum theories by sums of $\delta$-functions with integer coefficients…

General Physics · Physics 2025-03-17 Andrey Akhmeteli