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. 2020 Feb 6;10:1975. doi: 10.1038/s41598-020-58762-5

Table 5.

Eigenvalues of bumblebee at various flight speeds13,14.

Longitudinal eigenvalues
Ve (m/s) λ1 λ2 λ3 λ4
0.0 0.045 + 0.129i 0.045–0.129i −0.197 −0.012
1.0 0.060 + 0.102i 0.060–0.102i −0.172 −0.023
2.5 0.007 + 0.134i 0.007–0.134i −0.048 + 0.044i −0.048–0.044i
3.5 0.012 + 0.120i 0.012–0.120i 0.074 + 0.042i 0.074–0.042i
4.5 0.197 0.049 −0.340 −0.034
Lateral eigenvalues
Ve (m/s) μ1 μ2 μ3 μ4
0.0 0.094 −0.118 + 0.072i −0.118–0.072i −0.686
1.0 0.045 −0.088 + 0.076i −0.088–0.076i −0.914
2.5 0.000 −0.119 + 0.208i −0.119–0.208i −0.971
3.5 −0.006 −0.157 + 0.306i −0.157–0.306i −1.088
4.5 −0.014 −0.161 + 0.266i −0.161–0.266i −1.375