CurveCreateBooleanDifference Method 
Name  Description  

CreateBooleanDifference(Curve, Curve)  Obsolete.
Calculates the boolean difference between two closed, planar curves.
Note, curves must be coplanar.
 
CreateBooleanDifference(Curve, IEnumerableCurve)  Obsolete.
Calculates the boolean difference between a closed planar curve, and a list of closed planar curves.
Note, curves must be coplanar.
 
CreateBooleanDifference(Curve, Curve, Double) 
Calculates the boolean difference between two closed, planar curves.
Note, curves must be coplanar.
 
CreateBooleanDifference(Curve, IEnumerableCurve, Double) 
Calculates the boolean difference between a closed planar curve, and a list of closed planar curves.
Note, curves must be coplanar.
