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In this article, we investigate the initial and boundary blow-up problem for the $p$-Laplacian parabolic equation $u_t-\Delta_p u=-b(x,t)f(u)$ over a smooth bounded domain $\Omega$ of $\mathbb{R}^N$ with $N\ge2$, where $\Delta_pu={\rm…

Analysis of PDEs · Mathematics 2014-06-05 Mingxin Wang , Peter Yu Hin Pang , Yujuan Chen

We study the possibility of prescribing infinite initial values for solutions of the Evolutionary $p$-Laplace Equation in the fast diffusion case $p>2$. This expository note has been extracted from our previous work. When infinite values…

Analysis of PDEs · Mathematics 2018-11-29 Peter Lindqvist , Mikko Parviainen

In this paper, we deal with existence, uniqueness and exact rate of boundary behavior of blow-up solutions for a class of logistic type quasilinear problem in a smooth bounded domain involving the $p$-Laplacian operator, where the…

Analysis of PDEs · Mathematics 2015-03-19 Claudianor O. Alves , Carlos A. Santos , Jiazheng Zhou

In this paper, we consider the finite time blow-up results for a parabolic equation coupled with superlinear source term and local linear boundary dissipation. Using a concavity argument, we derive the sufficient conditions for the…

Analysis of PDEs · Mathematics 2022-05-13 Fenglong Sun , Yutai Wang , Hongjian Yin

In this paper, we consider a non-local diffusion equation involving the fractional $p(x)$-Laplacian with nonlinearities of variable exponent type. Employing the sub-differential approach we establish the existence of local solutions. By…

Analysis of PDEs · Mathematics 2020-06-23 Tahir Boudjeriou

We consider the fully non-local diffusion equations with non-negative $L^1$-data. Based on the approximation and energy methods, we prove the existence and uniqueness of non-negative entropy solutions for such problems. In particular, our…

Analysis of PDEs · Mathematics 2023-11-02 Ying Li , Chao Zhang

In this paper we consider initial boundary value problem for nonlinear nonlocal parabolic equation with absorption under nonlinear nonlocal boundary condition and nonnegative initial datum. We prove comparison principle, global existence…

Analysis of PDEs · Mathematics 2022-12-27 Alexander Gladkov

In this paper we study a class of nonlinearities for which a nonlocal parabolic equation with Neumann-Robin boundary conditions, for $p$-Laplacian, has finite time blow-up solutions.

Classical Analysis and ODEs · Mathematics 2011-07-29 Constantin P. Niculescu , Ionel Roventa

We provide a detailed (and fully rigorous) derivation of several fundamental properties of bounded weak solutions to initial-value problems for general conservative 2nd-order parabolic equations with p-Laplacian diffusion and (arbitrary)…

Analysis of PDEs · Mathematics 2017-06-06 Jocemar Q. Chagas , Patrícia L. Guidolin , Janaína P. Zingano

We study the regularity of the solutions to initial-boundary value problems for N-systems of the p-Laplacian type, in $n\geq 3$ space variables, with square-integrable external forces in the space-time cylinder. So, the ellipticity…

Analysis of PDEs · Mathematics 2012-06-11 Hugo Beirao da Veiga

We study a Neumann type initial-boundary value problem for strongly degenerate parabolic-hyperbolic equations under the nonlinearity-diffusivity condition. We suggest a notion of entropy solution for this problem and prove its uniqueness.…

Analysis of PDEs · Mathematics 2014-07-09 Yuxi Hu , Yachun Li

In this paper, we consider $2 \times 2$ hyperbolic systems of conservation laws in one space dimension with characteristic fields satisfying a condition that encompasses genuine nonlinearity and linear degeneracy as well as intermediate…

Analysis of PDEs · Mathematics 2024-05-06 Olivier Glass

We investigate finite-time blow-up for nonnegative solutions to the Cauchy problem associated with semilinear parabolic equations driven by a mixed local--nonlocal operator. The reaction term is assumed to satisfy suitable structural…

Analysis of PDEs · Mathematics 2026-05-11 Stefano Biagi , Fabio Punzo , Eugenio Vecchi

In this paper, we consider an initial-boundary value problem for the following mixed pseudo-parabolic $p(.)$-Laplacian type equation with logarithmic nonlinearity: $$ u_t-\Delta u_t-\mbox{div}\left(\left\vert \nabla…

Analysis of PDEs · Mathematics 2026-04-08 Belhaoues Razik , Umberto Biccari , Abita Rahmoune

We consider a parabolic-type PDE with a diffusion given by a fractional Laplacian operator and with a quadratic nonlinearity of the 'gradient' of the solution, convoluted with a singular term b. Our first result is the well-posedness for…

Analysis of PDEs · Mathematics 2022-09-07 Diego Chamorro , Elena Issoglio

In this paper we consider initial boundary value problem for a parabolic equation with nonlinear memory and absorption under nonlinear nonlocal boundary condition. We prove global existence and blow-up of solutions.

Analysis of PDEs · Mathematics 2024-02-21 Alexander Gladkov

We prove that solutions to Cauchy problems related to the $p$-parabolic equations are stable with respect to the nonlinearity exponent $p$. More specifically, solutions with a fixed initial trace converge in an $L^q$-space to a solution of…

Analysis of PDEs · Mathematics 2014-01-14 Teemu Lukkari , Mikko Parviainen

We prove new existence and uniqueness results for weak solutions to non-homogeneous initial-boundary value problems for parabolic equations modeled on the evolution of the p-Laplacian.

Analysis of PDEs · Mathematics 2008-09-22 Magnus Fontes

In this paper, we consider a doubly nonlinear parabolic equation $ \partial _t \beta (u) - \nabla \cdot \alpha (x , \nabla u) \ni f$ with the homogeneous Dirichlet boundary condition in a bounded domain, where $\beta : \mathbb{R} \to 2 ^{…

Analysis of PDEs · Mathematics 2020-10-21 Shun Uchida

In this paper, we study blow up behavior of the semilinear parabolic inequality with $p$-Laplacian operator and nonlinear source $u_t - \Delta_p u \geq \sigma(x, t)\Phi(u)$ on a locally finite connected weighted graph $G = (V, E)$. We…

Analysis of PDEs · Mathematics 2025-08-13 Wenyuan Ma , Liang Zhao
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