Removes duplicate or overlapping lines, arcs, and polylines. Also, combines those that are partially overlapping or contiguous.

The following changes are made to geometric objects in the drawing area or the block editor:

• Duplicate copies of objects are deleted
• Arcs drawn over portions of circles are deleted
• Lines at the same angle that partially overlap are combined into a single line
• Duplicate line or arc segments are deleted
• Overlapping and zero-length polyline segments are deleted