Share Email Facebook Twitter LinkedIn FaceSecondDerivatives.VVDerivative Property The second derivative with respect to V. Namespace: Autodesk.Revit.DBAssembly: RevitAPI (in RevitAPI.dll) Version: 26.1.0.0 (26.1.0.34) Syntax C# public XYZ VVDerivative { get; }Property ValueXYZ See AlsoReferenceFaceSecondDerivatives ClassAutodesk.Revit.DB Namespace