Fig. 1. Program flow chart for surface calculation.

Fig. 2. Rate of change in the workpiece surface PV.

Fig. 3. Maintained workpiece surface shape experiment.

Fig. 4. Lap surface damaged by the workpiece.

Fig. 5. Change in the workpiece surface.

Fig. 6. Change in the workpiece surface caused by motion in the radial direction of the lap.

Fig. 7. Change in the workpiece surface caused by a change in quantity.

Fig. 8. Workpieces continously polished in an equilibrium state.