Acta mathematica scientia,Series B ›› 2012, Vol. 32 ›› Issue (1): 164-176.doi: 10.1016/S0252-9602(12)60010-1

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LOW MACH NUMBER LIMIT ON EXTERIOR DOMAINS

Donatella Donatelli, Pierangelo Marcati   

  1. Dipartimento di Matematica Pura ed Applicata, Universit`a degli Studi dell’Aquila, 67100 L’Aquila, Italy
  • Received:2011-10-11 Online:2012-01-20 Published:2012-01-20

Abstract:

This paper is concerned with the low Mach number limit for the compressible Navier-Stokes equations in an exterior domain. We present here an approach based on Strichartz estimate defined on a non trapping exterior domain and we will be able to show the compactness and strong convergence of the velocity vector field.

Key words: exterior domain, compressible and incompressible Navier-Stokes equation, low Mach number limit, hyperbolic equations, wave equations, rescaling, dispersive estimates, Strichartz estimates

CLC Number: 

  • 35L65
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