Regional blow-up of solutions to the initial boundary value problem for u(t)=u(delta)(Delta u+u)

被引：10
|
作者：
Tsutsumi, M
Ishiwata, T
机构：
来源：
PROCEEDINGS OF THE ROYAL SOCIETY OF EDINBURGH SECTION A-MATHEMATICS | 1997年 / 127卷
关键词：
D O I：
10.1017/S030821050002388X
中图分类号：
O29 [应用数学];
学科分类号：
070104 ;
摘要：
Non-negative solutions of the initial boundary value problem for a degenerate parabolic equation are investigated. It is shown that solutions blow up regionally in finite tine. The size of blow-up sets is determined for radially symmetric cases.
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页码：871 / 887
页数：17
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