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Tarek S. Amer, Roman Starosta, Ashraf Almahalawy and Abdelkarim S. Elameer
This paper examines a new vibrating dynamical motion of a novel auto-parametric system with three degrees of freedom. It consists of a damped Duffing oscillator as a primary system attached to a damped spring pendulum as a secondary system. Lagrange?s eq...
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