Figure 3

Dimensionless displacement responses obtained under pitching motion for the HSLDS-FRVIS and the equivalent linear system (ELS) as functions of the dimensionless pitching angle φ for different G: (a) \(G = 1\); (b) \(G = 10\).
Dimensionless displacement responses obtained under pitching motion for the HSLDS-FRVIS and the equivalent linear system (ELS) as functions of the dimensionless pitching angle φ for different G: (a) \(G = 1\); (b) \(G = 10\).