On products of skew rotations

M. D. Arnold, E. I. Dinaburg, G. B. Dobrushina +2

Let $H_1(p,q)$, $H_2(p,q)$ be two time-independent Hamiltonians with one degree of freedom and $\{S_1^t\}$, $\{S_2^t\}$ be the one-parametric groups of shifts along the orbits of H…