Global well posedness for the semilinear edge-degenerate parabolic equations on singular manifolds

In this article, we study the long-time dynamical behavior of the solution for a class of semilinear edge-degenerate parabolic equations on manifolds with edge singularities. By introducing a family of potential well and compactness method, we reveal the dependence between the initial data and the l...

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Main Author: Chen Yuxuan
Format: Article
Language:English
Published: De Gruyter 2023-11-01
Series:Advances in Nonlinear Analysis
Subjects:
Online Access:https://doi.org/10.1515/anona-2023-0117
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author Chen Yuxuan
author_facet Chen Yuxuan
author_sort Chen Yuxuan
collection DOAJ
description In this article, we study the long-time dynamical behavior of the solution for a class of semilinear edge-degenerate parabolic equations on manifolds with edge singularities. By introducing a family of potential well and compactness method, we reveal the dependence between the initial data and the long-time dynamical behavior of the solution. Specifically, we give the threshold condition for the initial data, which makes the solution exist globally or blowup in finite-time with subcritical, critical, and supercritical initial energy, respectively. Moreover, we also discussed the long-time behavior of the global solution, the estimate of blowup time, and blowup rate. Our results show that the relationship between the initial data and the long-time behavior of the solution can be revealed in the weighted Sobolev spaces for nonlinear parabolic equations on manifolds with edge singularities.
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spelling doaj.art-f3f6f72dfc3c4c29816a1b026905f9722023-12-04T07:59:10ZengDe GruyterAdvances in Nonlinear Analysis2191-950X2023-11-01121pp. 14310.1515/anona-2023-0117Global well posedness for the semilinear edge-degenerate parabolic equations on singular manifoldsChen Yuxuan0Engineering Research Center of Agricultural Microbiology Technology, Ministry of Education & Heilongjiang Provincial Key Laboratory of Ecological Restoration and Resource Utilization for Cold Region & School of Mathematical Sciences, Heilongjiang University, Harbin 150080, ChinaIn this article, we study the long-time dynamical behavior of the solution for a class of semilinear edge-degenerate parabolic equations on manifolds with edge singularities. By introducing a family of potential well and compactness method, we reveal the dependence between the initial data and the long-time dynamical behavior of the solution. Specifically, we give the threshold condition for the initial data, which makes the solution exist globally or blowup in finite-time with subcritical, critical, and supercritical initial energy, respectively. Moreover, we also discussed the long-time behavior of the global solution, the estimate of blowup time, and blowup rate. Our results show that the relationship between the initial data and the long-time behavior of the solution can be revealed in the weighted Sobolev spaces for nonlinear parabolic equations on manifolds with edge singularities.https://doi.org/10.1515/anona-2023-0117global existencefinite-time blowupnonlinear parabolic equationsingular manifolds35k2035k55
spellingShingle Chen Yuxuan
Global well posedness for the semilinear edge-degenerate parabolic equations on singular manifolds
Advances in Nonlinear Analysis
global existence
finite-time blowup
nonlinear parabolic equation
singular manifolds
35k20
35k55
title Global well posedness for the semilinear edge-degenerate parabolic equations on singular manifolds
title_full Global well posedness for the semilinear edge-degenerate parabolic equations on singular manifolds
title_fullStr Global well posedness for the semilinear edge-degenerate parabolic equations on singular manifolds
title_full_unstemmed Global well posedness for the semilinear edge-degenerate parabolic equations on singular manifolds
title_short Global well posedness for the semilinear edge-degenerate parabolic equations on singular manifolds
title_sort global well posedness for the semilinear edge degenerate parabolic equations on singular manifolds
topic global existence
finite-time blowup
nonlinear parabolic equation
singular manifolds
35k20
35k55
url https://doi.org/10.1515/anona-2023-0117
work_keys_str_mv AT chenyuxuan globalwellposednessforthesemilinearedgedegenerateparabolicequationsonsingularmanifolds