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International Journal of Differential Equations
Volume 2010 (2010), Article ID 596350, 15 pages
Oscillatory Nonautonomous Lucas Sequences
1Department of Mathematics, Instituto Superior Técnico, Avenue Rovisco Pais, 1049-001 Lisboa, Portugal
2Department of Mathematics, Universidade dos Açores, R. Mãe de Deus, 9500-321 Ponta Delgada, Portugal
Received 18 September 2009; Accepted 3 December 2009
Academic Editor: Elena Braverman
Copyright © 2010 José M. Ferreira and Sandra Pinelas. 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.
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