THE FREE MOT1ON OF NONHOLONOMIC SYSTEM AND DISAPPEARANCE OF THE NONHOLONOMIC PROPERTY
非完整系统的自由运动与非完整性的消失

This paper studies the definition and the condition of realization of the free motion of a nonholonomic system and disappearance of the nonholonomic property related to such motions. Three exemples are given to illustrate the application of the result.