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.

引用

页码：871 / 887

页数：17

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