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Tamtam Proceedings - lamsin

Tamtam Proceedings - lamsin

Tamtam Proceedings - lamsin

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Sur une classe d’équations elliptiques àdonnées dans L 1D. Meskine ** LERMA, Ecole Mohammadia d’ingénieurs, Rabat Marocdriss.meskine@laposte.net.RÉSUMÉ. Nous montrons un résultat d’existence des solutions pour des problèmes de Dirichlet detype−div((1 + |u|) m ∇u log α (1 + |∇u|))) = χ +où χ ∈ L 1 (Ω), α ∈ R et m > 0, A ∈ L ∞ (Ω).A(x))|∇u| 2(1 + |u|)log(1 + |u|) logα (1 + |∇u|)) dans Ω,ABSTRACT. We prove an existence result for solutions of Dirichlet problems whose simplest modelis:−div((1 + |u|) m ∇u log α (1 + |∇u|))) = χ +where χ ∈ L 1 (Ω), α ∈ R and m > 0, A ∈ L ∞ (Ω).MOTS-CLÉS : Equations elliptiques, Troncatures, espaces d’Orlicz .KEYWORDS : Elliptic equations, Truncations, Orlicz spaces.A(x)|∇u| 2(1 + |u|)log(1 + |u|) logα (1 + |∇u|)) in Ω,155 TAMTAM –Tunis– 2005

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