Regularity of the solutions to a nonlinear boundary problem with indefinite weight



Document title: Regularity of the solutions to a nonlinear boundary problem with indefinite weight
Journal: Boletim da Sociedade Paranaense de Matematica
Database: PERIÓDICA
System number: 000398546
ISSN: 0037-8712
Authors: 1
1
1
Institutions: 1Universite Mohammed Premier, Faculte des Sciences, Oujda. Marruecos
Year:
Volumen: 29
Number: 1
Pages: 17-23
Country: Brasil
Language: Inglés
Document type: Artículo
Approach: Analítico
English abstract In this paper we study the regularity of the solutions to the problem ∆pu = |u| p−2u in the bounded smooth domain Ω ⊂ RN , with |∇u| p−2 ∂u ∂ν = λV (x)|u| p−2u+h as a nonlinear boundary condition, where ∂Ω is C2,β with β ∈]0, 1[, and V is a weight in Ls (∂Ω) and h ∈ Ls (∂Ω) for some s ≥ 1. We prove that all solutions are in L∞(∂Ω) T L∞(Ω), and using the D.Debenedetto’s theorem of regularity in [1] we conclude that those solutions are in C1,α Ω for some α ∈[0, 1]
Disciplines: Matemáticas
Keyword: Matemáticas puras,
Análisis funcional,
Análisis no lineal,
Ecuaciones elípticas,
Regularidad
Keyword: Mathematics,
Pure mathematics,
Functional analysis,
Nonlinear analysis,
Elliptic equations,
Regularity
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