Multiple solutions of semilinear elliptic equations in exterior domains
Published online by Cambridge University Press: 14 July 2008
Abstract
In this paper, assume that $q$ is a positive continuous function in $\mathbb{R}^{N}$ satisfying suitable conditions. We prove that the Dirichlet problem $-\Delta u+u=q(z)|u|^{p-2}u$ in an exterior domain admits at least two positive solutions and a solution which changes sign.
- Type
- Research Article
- Information
- Proceedings of the Royal Society of Edinburgh Section A: Mathematics , Volume 138 , Issue 3 , June 2008 , pp. 531 - 549
- Copyright
- 2008 Royal Society of Edinburgh
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