On the Selection and Meaning of Variable Order Operators for Dynamic Modeling
Figure 3
Plots of and for . (a) versus for , and (going from light to dark). Note that aysmptotes to 2 as increases. (b) Map of where lower values are represented by darker colors. When , for any value of . (c) versus for and (going from light to dark). (d) Map of . The lowest values of occur near and for small damping ratio.