Department of Applied Science, Naval Academy, P.O. Box 90175, Zuoying, Kaohsiung 8/303, Taiwan
Copyright © 2009 Kuan-Ju Chen. 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.
We proved a multiplicity result for strongly indefinite semilinear elliptic
systems in , in where and are positive numbers which are in the range we shall