Data Exchange > Import DataDoctor > Geometry Modification Tools > Modifying Surface Boundaries and Curves > To Split a Curve or One-Sided Edge
To Split a Curve or One-Sided Edge
1. Select a curve or one-sided edge in the graphics window or on the GTS Tree.
2. Click Edit > Split Curve on the Import DataDoctor tab.
3. Select a point on the curve or one-sided edge. IDD automatically splits the curve or one-sided edge at the selected point. 
About Curve Operations
To Modify a Curve or a One-Sided Edge
To Merge Contiguous Curves or One-Sided Edges
To Delete a Curve
To Align Curves
About Editing Surface Boundaries in IDD