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  • Research Article
  • Open Access

Multiple Positive Solutions for a Class of Concave-Convex Semilinear Elliptic Equations in Unbounded Domains with Sign-Changing Weights

Boundary Value Problems20102010:856932

https://doi.org/10.1155/2010/856932

  • Received: 8 September 2010
  • Accepted: 18 October 2010
  • Published:

Abstract

We study the existence and multiplicity of positive solutions for the following Dirichlet equations: in , on , where , ( if ; if ), is a smooth unbounded domain in , , and satisfy suitable conditions, and maybe change sign in .

Keywords

  • Differential Equation
  • Partial Differential Equation
  • Ordinary Differential Equation
  • Functional Equation
  • Elliptic Equation

Publisher note

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Authors’ Affiliations

(1)
Center for General Education, Chang Gung University, Kwei-Shan, Tao-Yuan, 333, Taiwan

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