摘要
ＲＥＭＡＲＫＳＯＮＤＩＦＦＵＳＩＶＩＴＹＶＥＲＳＵＳＡＢＳＯＲＰＴＩＯＮＴＨＲＯＵＧＨＴＨＥＢＯＵＮＤＡＲＹ￥ＷＵＹＯｎｇｈｕｉ（ＩｎａｔｉｔｕｔｅｏｆＳｙｓｔｅｍｓＳｃｉｅｎｃｅ，ＡｃａｄｅｍｉａＳｉｎｉｃａ，Ｂｅｉｊｉｎｇ１０００８０，Ｃｈｉｎａ...
In this paper we solve an open problem of [1], and prove that in the criticalcase m = 2α- 1 > 1, the solution of problem (D) exists globally. Moreover, with , there exist positive constants C and K which depend only on such that u(x, t) Cexp(m-1kat).
