Modifying existing objects	Modifying the size and shape of objects
Approximating polylines
Concepts     Procedure     Commands

Commands
TO_ARCS	It approximates a polyline formed by many small segments using polyline arcs
TO_SEGMENTS	It approximates a polyline converting arcs into small segments
TO_N_SEGMENTS	It approximates a polyline converting arcs and segments to N segments all with the same length
TO_SPLINE	It rounds a polyline converting it to a Spline