Multiple Positive Solutions of Semilinear Elliptic Problems in Exterior Domains
Department of Natural Sciences, Center for General Education, Chang Gung University, Tao-Yuan 333, Taiwan
Boundary Value Problems 2010, 2010:524862 doi:10.1155/2010/524862Published: 12 December 2010
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.