In this paper we are concerned with the initial boundary value problem of the micropolar uid system in a three dimensional bounded domain. We study the resolvent problem of the linearized equations and prove the generation of analytic semigroup and its time decay estimates. In particular, L p -L q t
Existence theorem and blow-up criterion of the strong solutions to the magneto-micropolar fluid equations
✍ Scribed by Jia Yuan
- Publisher
- John Wiley and Sons
- Year
- 2008
- Tongue
- English
- Weight
- 161 KB
- Volume
- 31
- Category
- Article
- ISSN
- 0170-4214
- DOI
- 10.1002/mma.967
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✦ Synopsis
Abstract
In this paper we study the magneto‐micropolar fluid equations in ℝ^3^, prove the existence of the strong solution with initial data in H^s^(ℝ^3^) for $s>{3\over2}$, and set up its blow‐up criterion. The tool we mainly use is Littlewood–Paley decomposition, by which we obtain a Beale–Kato–Majda‐type blow‐up criterion for smooth solution (u, ω, b) that relies on the vorticity of velocity ∇ × u only. Copyright © 2007 John Wiley & Sons, Ltd.
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