Application of the Characteristic Time Expansion Method for Estimating Nonlinear Restoring Forces

<table>For Example <a href="https://static.hindawi.com/articles/jam/volume-2013/841690/figures/#ex2">2</a>, (a) comparing exact solution and numerical one for restoring force with <svg height="19.924999" id="M111" style="vertical-align:-3.39066pt" version="1.1" viewbox="0 0 85.550003 19.924999" width="85.550003" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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</svg> under 10 seconds and (b) displaying the estimated error of restoring force.</table>

Journal of Applied Mathematics

fig9

Figure 9

Figure 9: Application of the Characteristic Time Expansion Method for Estimating Nonlinear Restoring Forces 