Critical Fujita exponents for degenerate parabolic equations coupled via nonlinear boundary flux

被引：68

作者：

Zheng, SN ^{[1
]}

Song, XF ^{[1
]}

Jiang, ZX ^{[1
]}

机构：

[1] Dalian Univ Technol, Dept Appl Math, Dalian 116024, Peoples R China

来源：

JOURNAL OF MATHEMATICAL ANALYSIS AND APPLICATIONS | 2004年 / 298卷 / 01期

基金：

中国国家自然科学基金;

关键词：

Fujita exponents; degenerate parabolic equations; nonlinear boundary flux; nonglobal solutions; blow-up rates;

D O I：

10.1016/j.jmaa.2004.05.017

中图分类号：

O29 [应用数学];

学科分类号：

070104 ;

摘要：

We establish the critical Fujita exponents for degenerate parabolic equations coupled via nonlinear boundary flux and then determine the blow-up rates and the blow-up sets for the nonglobal solutions. (C) 2004 Elsevier Inc. All rights reserved.

引用

页码：308 / 324

页数：17

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