The Critical Exponent of Doubly Singular
β
Xinfeng Liu; Mingxin Wang
π
Article
π
2001
π
Elsevier Science
π
English
β 147 KB
In this paper we study the Cauchy problem of doubly singular parabolic equations u t = div βu Ο βu m + t s x ΞΈ u p with non-negative initial data. Here -1 then every non-trivial solution blows up in finite time. But for p > p c a positive global solution exists.