“…A rod structure is set in motion in weightlessness by selecting the magnitudes of pulses given to each deviation angle [22,23]. For example, U¢={u 1 ¢(0), u 2 ¢(0), u 3 ¢(0), u 4 ¢(0)} means that the i-th load of mass m і is given the pulse of magnitude m і u і ¢(0), (і=1...4).…”