Adaptive Fuzzy Robust Control for a Class of Nonlinear Systems via Small Gain Theorem

<table>The output tracking error <svg height="12.1625" id="M433" style="vertical-align:-3.27605pt" version="1.1" viewbox="0 0 14.925 12.1625" width="14.925" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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t-47.5 -67l-25 13q15 39 38 78q40 66 83 66q57 0 120 -12q52 -10 80 -10q29 0 67 42z" id="x1D467"></path></g>
<g transform="matrix(.012,-0,0,-.012,8.525,12.1)"><path d="M384 0h-275v27q67 5 81.5 18.5t14.5 68.5v385q0 38 -7.5 47.5t-40.5 10.5l-48 2v24q85 15 178 52v-521q0 -55 14.5 -68.5t82.5 -18.5v-27z" id="x31"></path></g>
</svg> of three compared controllers. </table>

Mathematical Problems in Engineering

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Figure 2

Figure 2: Adaptive Fuzzy Robust Control for a Class of Nonlinear Systems via Small Gain Theorem 