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  • Research Article
  • Open Access

Multiple Positive Solutions of Semilinear Elliptic Problems in Exterior Domains

Boundary Value Problems20102010:524862

  • Received: 30 July 2010
  • Accepted: 30 November 2010
  • Published:


Assume that is a positive continuous function in and satisfies the suitable conditions. We prove that the Dirichlet problem admits at least three positive solutions in an exterior domain.


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

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Authors’ Affiliations

Department of Natural Sciences, Center for General Education, Chang Gung University, Tao-Yuan, 333, Taiwan


© Tsing-San Hsu and Huei-Li Lin. 2010

This article is published under license to BioMed Central Ltd. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.