I_1 ω̇_1 = (I_2 - I_3) ω_2 ω_3 + τ_1 (cyc). Torque-free rotation of asymmetric top: tennis-racket theorem, intermediate-axis instability.
I_1 ω̇_1 = (I_2 - I_3) ω_2 ω_3 + τ_1 (cyc). Torque-free rotation of asymmetric top: tennis-racket theorem, intermediate-axis instability.