Moving frame definition

@TRIAD_NAME {TriadName}
@COMMENTS {CommentText}


  1. A moving frame if a frame whose origin and orientation change in time. The motion of the moving frame is identical to the motion of the vertex, VertexName, it is attached to.
  2. In the reference configuration of the system, the origin of the moving frame is located at point associated with vertex VertexName and its orientation is defined by triad TriadName.
  3. It is possible to attach comments to the definition of the object; these comments have no effect on its definition.