Miguel Ramos, Wenming Zou
We prove the existence of an unbounded sequence of sign-changing and non-radially symmetric solutions to the problem in , on , ), , , where is an annulus of (), and is a non-transitive closed subgroup of the orthogonal group .
Submitted February 19, 2009. Published March 19, 2009.
Math Subject Classifications: 35J20, 35J25, 35B99.
Key Words: Emden-Fowler equation; nodal solutions; symmetric solutions; variational methods.
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| Miguel Ramos |
Universidade de Lisboa, CMAF-Faculty of Science
Av. Prof. Gama Pinto, 2, 1649-003-Lisboa, Portugal
| Wenming Zou |
Department of Mathematical Sciences, Tsinghua University
Beijing 100084, China
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