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hal.structure.identifierAcademy of Mathematics and Systems Science [AMSS]
dc.contributor.authorHUANG, Jingchi
hal.structure.identifierInstitut de Mathématiques de Bordeaux [IMB]
dc.contributor.authorPAICU, Marius
hal.structure.identifierAcademy of Mathematics and Systems Science [AMSS]
dc.contributor.authorZHANG, Ping
dc.date.accessioned2024-04-04T02:23:34Z
dc.date.available2024-04-04T02:23:34Z
dc.date.issued2013
dc.identifier.issn0021-7824
dc.identifier.urihttps://oskar-bordeaux.fr/handle/20.500.12278/189747
dc.description.abstractEnIn this paper, we are concerned with the global wellposedness of 2-D density-dependent incompressible Navier-Stokes equations with variable viscosity, in a critical functional frame- work which is invariant by the scaling of the equations and under a non-linear smallness condition on fluctuation of the initial density which has to be doubly exponential small compared with the size of the initial velocity. In the second part of the paper, we apply our methods combined with the techniques of R. Danchin and P. B. Mucha to prove the global existence of solutions to inhomogeneous Navier-Stokes system with piecewise constant initial density which has small jump at the interface and is away from vacuum. In particular, this latter result removes the smallness condition for the initial velocity in a corresponding theorem of R. Danchin and P. B. Mucha.
dc.language.isoen
dc.publisherElsevier
dc.subject.enInhomogeneous Navier-Stokes Equations
dc.subject.enLittlewood-Paley Theory
dc.subject.enWellposedness
dc.title.enGlobal Solutions to 2-D Inhomogeneous Navier-Stokes System with General Velocity
dc.typeArticle de revue
dc.subject.halPhysique [physics]/Mécanique [physics]/Mécanique des fluides [physics.class-ph]
dc.subject.halSciences de l'ingénieur [physics]/Mécanique [physics.med-ph]/Mécanique des fluides [physics.class-ph]
dc.identifier.arxiv1212.3916
bordeaux.journalJournal de Mathématiques Pures et Appliquées
bordeaux.page806-831
bordeaux.volume100
bordeaux.hal.laboratoriesInstitut de Mathématiques de Bordeaux (IMB) - UMR 5251*
bordeaux.issue6
bordeaux.institutionUniversité de Bordeaux
bordeaux.institutionBordeaux INP
bordeaux.institutionCNRS
bordeaux.peerReviewedoui
hal.identifierhal-00765696
hal.version1
hal.popularnon
hal.audienceInternationale
hal.origin.linkhttps://hal.archives-ouvertes.fr//hal-00765696v1
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