Open Access Research Article

Multiple Positive Solutions of Semilinear Elliptic Problems in Exterior Domains

Tsing-San Hsu and Huei-Li Lin*

Author Affiliations

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

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Boundary Value Problems 2010, 2010:524862  doi:10.1155/2010/524862

Published: 12 December 2010

Abstract

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.