Fractional Order Calculus: Basic Concepts  and Engineering Applications

<table class="table-group" width="800px"><tr class="fig-image" id="a"><td><img alt="375858.fig.007a" src="https://static.hindawi.com/articles/mpe/volume-2010/375858/figures/375858.fig.007a.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(a) </b>Magnitude in dB</td></tr></table></td></tr><tr class="fig-image" id="b"><td><img alt="375858.fig.007b" src="https://static.hindawi.com/articles/mpe/volume-2010/375858/figures/375858.fig.007b.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(b) </b>Phase in dB</td></tr></table></td></tr></table>

<table>Comparison between a high-order integer system and its approximation by a fractional one.</table>

Mathematical Problems in Engineering

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Figure 7

Figure 7: Fractional Order Calculus: Basic Concepts  and Engineering Applications 