Global Well-Posedness in the Super-Critical Dissipative Quasi-Geostrophic Equations |
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Authors: | Dongho Chae Jihoon Lee |
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Institution: | (1) School of Mathematical Sciences, Seoul National University, Seoul 151-747, Korea. E-mail: dhchae@math.snu.ac.kr; zhlee@math.snu.ac.kr, KR |
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Abstract: | We consider the quasi-geostrophic equation with the dissipation term, κ (-Δ)α θ, In the case , Constantin-Cordoba-Wu 6] proved the global existence of strong solution in H
1
and H
2
under the assumption of small L
∞
-norm of initial data. In this paper, we prove the global existence in the scale invariant Besov space, B
2−2α
2,1
, for initial data small in the B
2−2α
2,1
norm. We also prove a global stability result in B
1
2,1
.
Received: 24 April 2002 / Accepted: 29 July 2002 Published online: 10 December 2002
Communicated by P. Constantin |
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Keywords: | |
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