The NurbsCurvePointList type exposes the following members.
Gets the length of the polyline connecting all control points.
Gets the number of control points in this curve.
Gets or sets the control point location at the given index.
Returns the control point size, or the number of doubles per control point. For rational curves, PointSize = Curve.Dimension + 1. For non-rational curves, PointSize = Curve.Dimension.