| http://www.w3.org/ns/prov#value | - An object of the invention related to the present embodiment is to stably control the posture of a robot by manipulating a reaction force (external force) received from a floor, including an object fixed on the floor, in a state wherein a portion, such as a knee, an elbow, or a trunk other than the distal portions of the legs or arms of the robot is in contact with the floor or the object fixed (s
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