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hal.structure.identifierLaboratoire Analyse, Géométrie et Applications [LAGA]
dc.contributor.authorDELORT, Jean-Marc
hal.structure.identifierInstitut de Mathématiques de Bordeaux [IMB]
dc.contributor.authorIMEKRAZ, Rafik
dc.date.accessioned2024-04-04T03:14:23Z
dc.date.available2024-04-04T03:14:23Z
dc.date.created2016-07-19
dc.date.issued2017
dc.identifier.issn0360-5302
dc.identifier.urihttps://oskar-bordeaux.fr/handle/20.500.12278/194052
dc.description.abstractEnWe investigate the long time existence of small and smooth solutions for the semi-linear Klein-Gordon equation on a compact boundaryless Riemannian manifold.Without any spectral or geometric assumption, our first result improves the lifespan obtained by the local theory.The previous result is proved under a generic condition of the mass.As a byproduct of the method, we examine the particular case where the manifold is a multidimensional torus and we give explicit examples of algebraic masses for which we can improve the local existence time.The analytic part of the proof relies on multilinear estimates of eigenfunctions and estimates of small divisors proved by Delort and Szeftel.The algebraic part of the proof relies on a multilinear version of the Roth theorem proved by Schmidt.
dc.description.sponsorshipAnalyse asymptotique des Equations aux dérivées partielles d'évolution - ANR-13-BS01-0010
dc.language.isoen
dc.publisherTaylor & Francis
dc.subject.enKlein-Gordon
dc.subject.encompact manifold
dc.subject.ennormal form
dc.title.enLong time existence for the semi-linear Klein-Gordon equation on a compact boundaryless Riemannian manifold
dc.typeArticle de revue
dc.subject.halMathématiques [math]/Equations aux dérivées partielles [math.AP]
bordeaux.journalCommunications in Partial Differential Equations
bordeaux.page388-416
bordeaux.volume42
bordeaux.hal.laboratoriesInstitut de Mathématiques de Bordeaux (IMB) - UMR 5251*
bordeaux.issue3
bordeaux.institutionUniversité de Bordeaux
bordeaux.institutionBordeaux INP
bordeaux.institutionCNRS
bordeaux.peerReviewedoui
hal.identifierhal-01346519
hal.version1
hal.popularnon
hal.audienceInternationale
hal.origin.linkhttps://hal.archives-ouvertes.fr//hal-01346519v1
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