Spring Pendulum

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The trajectories of a pendulum whose thread is an elastic spring are visualized. In the limit of a stiff spring (), the classical pendulum is recovered.

Contributed by: Michael Trott (March 2011)
Open content licensed under CC BY-NC-SA


— maximal time — spring constant of the spring — initial length of the spring — initial coordinates of the pendulum — initial velocities of the pendulum


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