Critical exponents for porous medium systems coupled via nonlinear boundary flux

被引：6

作者：

Wang, Zejia ^{[1
]}

Zhou, Qian ^{[1
]}

Lou, Wenqi ^{[1
]}

机构：

[1] Jilin Univ, Dept Math, Changchun 130012, Peoples R China

来源：

NONLINEAR ANALYSIS-THEORY METHODS & APPLICATIONS | 2009年 / 71卷 / 5-6期

关键词：

Porous medium equation; Critical global existence curve; Critical Fujita curve; Nonlinear boundary flux; CRITICAL FUJITA EXPONENTS; PARABOLIC EQUATIONS; HEAT-EQUATIONS; THEOREMS;

D O I：

10.1016/j.na.2009.01.047

中图分类号：

O29 [应用数学];

学科分类号：

070104 ;

摘要：

This paper is concerned with the porous medium equations for coupling via nonlinear boundary flux; we obtain the critical global existence curve and the critical Fujita curve for the problem, considered by constructing the self-similar supersolutions and subsolutions. (C) 2009 Elsevier Ltd. All rights reserved.

引用

页码：2134 / 2140

页数：7

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