Open Access

ARTICLE

Applications of Parameter-Expanding Method to Nonlinear Oscillators in which the Restoring Force is Inversely Proportional to the Dependent Variable or in Form of Rational Function of Dependent Variable

Canan Köroğlu¹, Turgut Öziş²

1 Department of Mathematics, Faculty of Science, Hacettepe University, Campus, 06800, Beytepe-Ankara, Turkey, Email: ckoroglu@hu.edu.tr
2 Department of Mathematics, Faculty of Science, Ege University, Campus, 35100, Bornova-Ýzmir, Turkey, Email: turgut.ozis@ege.edu.tr