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PERIODIC SOLUTIONS OF STRONGLY QUADRATIC NON-LINEAR OSCILLATORS BY THE ELLIPTIC PERTURBATION METHOD

✍ Scribed by S.H. Chen; X.M. Yang; Y.K. Cheung


Publisher
Elsevier Science
Year
1998
Tongue
English
Weight
228 KB
Volume
212
Category
Article
ISSN
0022-460X

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✦ Synopsis


The elliptic perturbation method is applied to the study of the periodic solutions of strongly quadratic non-linear oscillators of the form x¨+ c1 x + c2 x 2 = ef(x, x˙), in which the Jacobian elliptic functions are employed. The generalized Van der Pol equation with f(x, x˙) = m0 + m1 x -m2 x 2 is studied in detail. Comparisons are made with the solutions obtained by using the Lindstedt-Poincare´method and Runge-Kutta method to show the efficiency of the present method.


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