ROBOMECH Journal

Table 2 Damping ratios and natural frequencies of the 3 DoF unconstrained mechanical system

From: Analytical methodology for the analysis of vibration for unconstrained discrete systems and applications to impedance control of redundant robots

	\(\lambda _{1,2}\)	\(\lambda _{3,4}\)
\(\omega _n\)	30.97	40.22
\(\zeta\)	0.0976	0.255

Data from both pairs of eigenvalues in the modal space are tabulated

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