Reduce the complexity of a curve

1. Select the curve.
2. Choose Edit Curves > Rebuild Curve > .
3. Set Rebuild Type to Reduce.
4. To use the global tolerance set in the preferences, click Global. To set a tolerance manually, click Local and enter a tolerance value.

   The tolerance controls how close points on the reduced curve must be to the original. Higher numbers allow more reduction by loosening how closely the reduced curve must match the original.

5. Click Rebuild.

Reduce the complexity of a surface

1. Select the surface.
2. Choose Edit NURBS > Rebuild Surfaces > .
3. Set Rebuild Type to Reduce.
4. To use the global tolerance set in the preferences, click Global. To set a tolerance manually, click Local and enter a tolerance value.

   The tolerance controls how close points on the reduced curve must be to the original. Higher numbers allow more reduction by loosening how closely the reduced curve must match the original.

5. Click Rebuild.