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.
The oscillatory behavior of the solutions of the
second-order linear nonautonomous equation
where , is studied. Under the assumption that the sequence
dominates somehow , the amplitude of the oscillations and the asymptotic behavior of its solutions are also analized.