Namespaces
- Rhino
- Rhino.ApplicationSettings
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- Rhino.DocObjects.SnapShots
- Rhino.DocObjects.Tables
- Rhino.FileIO
- Rhino.Geometry
  - AngularDimension Class
  - AnnotationBase Class
  - AnnotationType Enumeration
  - Arc Structure
  - ArcCurve Class
  - AreaMassProperties Class
  - Arrowhead Class
  - BezierCurve Class
  - BezierSurface Class
  - BlendContinuity Enumeration
  - BlendType Enumeration
  - BoundingBox Structure
  - Box Structure
  - Brep Class
  - BrepEdge Class
  - BrepFace Class
  - BrepFace.ShrinkDisableSide Enumeration
  - BrepLoop Class
  - BrepLoopType Enumeration
  - BrepRegion Class
  - BrepRegionFaceSide Class
  - BrepSolidOrientation Enumeration
  - BrepTrim Class
  - BrepTrimType Enumeration
  - BrepVertex Class
  - Centermark Class
  - Circle Structure
  - ClippingPlaneSurface Class
  - ComponentIndex Structure
  - ComponentIndexType Enumeration
  - ComponentStatus Structure
  - Concavity Enumeration
  - Cone Structure
  - ConicSectionType Enumeration
  - Continuity Enumeration
  - ControlPoint Structure
  - Curve Class
    - Curve Constructor
    - Curve Properties
    - Curve Methods
      - ChangeClosedCurveSeam Method
      - ChangeDimension Method
      - ClosedCurveOrientation Method
      - ClosestPoint Method
      - ClosestPoints Method
      - Contains Method
      - CreateArcBlend Method
      - CreateBlendCurve Method
      - CreateBooleanDifference Method
      - CreateBooleanIntersection Method
      - CreateBooleanRegions Method
      - CreateBooleanUnion Method
      - CreateControlPointCurve Method
      - CreateCurve2View Method
      - CreateFillet Method
      - CreateFilletCornersCurve Method
      - CreateFilletCurves Method
      - CreateInterpolatedCurve Method
      - CreateMeanCurve Method
      - CreatePeriodicCurve Method
      - CreateSoftEditCurve Method
      - CreateTextOutlines Method
      - CreateTweenCurves Method
      - CreateTweenCurvesWithMatching Method
      - CreateTweenCurvesWithSampling Method
      - CurvatureAt Method
      - DerivativeAt Method
      - Dispose Method
      - DivideAsContour Method
      - DivideByCount Method
      - DivideByLength Method
      - DivideEquidistant Method
      - DoDirectionsMatch Method
      - Duplicate Method
      - DuplicateCurve Method
      - DuplicateSegments Method
      - Extend Method
      - ExtendByArc Method
      - ExtendByLine Method
      - ExtendOnSurface Method
      - ExtremeParameters Method
      - Fair Method
      - Fit Method
      - FrameAt Method
      - GetConicSectionType Method
      - GetCurveParameterFromNurbsFormParameter Method
      - GetDistancesBetweenCurves Method
      - GetFilletPoints Method
      - GetLength Method
      - GetLocalPerpPoint Method
      - GetLocalTangentPoint Method
      - GetNextDiscontinuity Method
      - GetNurbsFormParameterFromCurveParameter Method
      - GetPerpendicularFrames Method
      - HasNurbsForm Method
      - InflectionPoints Method
      - IsArc Method
      - IsCircle Method
      - IsClosable Method
      - IsContinuous Method
      - IsEllipse Method
      - IsInPlane Method
      - IsLinear Method
      - IsPlanar Method
      - IsPolyline Method
      - IsShort Method
      - JoinCurves Method
      - LengthParameter Method
      - LocalClosestPoint Method
      - MakeClosed Method
      - MakeEndsMeet Method
      - MaxCurvaturePoints Method
      - NonConstOperation Method
      - NormalizedLengthParameter Method
      - NormalizedLengthParameters Method
      - Offset Method
      - OffsetNormalToSurface Method
      - OffsetOnSurface Method
      - PerpendicularFrameAt Method
      - PlanarClosedCurveRelationship Method
      - PlanarCurveCollision Method
      - PointAt Method
      - PointAtLength Method
      - PointAtNormalizedLength Method
      - ProjectToBrep Method
      - ProjectToMesh Method
      - ProjectToPlane Method
      - PullToBrepFace Method
      - PullToMesh Method
      - Rebuild Method
      - RemoveShortSegments Method
      - Reverse Method
      - RibbonOffset Method
      - SetEndPoint Method
      - SetStartPoint Method
      - Simplify Method
      - SimplifyEnd Method
      - Smooth Method
      - SpanDomain Method
      - Split Method
      - TangentAt Method
      - ToArcsAndLines Method
      - ToNurbsCurve Method
      - ToPolyline Method
      - Trim Method
      - TryGetArc Method
      - TryGetCircle Method
      - TryGetEllipse Method
      - TryGetPlane Method
      - TryGetPolyline Method
  - CurveBooleanRegions Class
  - CurveEnd Enumeration
  - CurveEvaluationSide Enumeration
  - CurveExtensionStyle Enumeration
  - CurveKnotStyle Enumeration
  - CurveOffsetCornerStyle Enumeration
  - CurveOffsetEndStyle Enumeration
  - CurveOrientation Enumeration
  - CurveProxy Class
  - CurveSimplifyOptions Enumeration
  - Cylinder Structure
  - DetailView Class
  - DevelopableSrf Class
  - Dimension Class
  - Dimension.ForceArrow Enumeration
  - Dimension.ForceText Enumeration
  - DistancingMode Enumeration
  - EdgeAdjacency Enumeration
  - Ellipse Structure
  - ExtrudeCornerType Enumeration
  - Extrusion Class
  - GeometryBase Class
  - Hatch Class
  - HermiteSurface Class
  - HiddenLineDrawing Class
  - HiddenLineDrawingObject Class
  - HiddenLineDrawingObjectCurve Class
  - HiddenLineDrawingParameters Class
  - HiddenLineDrawingPoint Class
  - HiddenLineDrawingPoint.Visibility Enumeration
  - HiddenLineDrawingSegment Class
  - HiddenLineDrawingSegment.SideFill Enumeration
  - HiddenLineDrawingSegment.Visibility Enumeration
  - InstanceDefinitionGeometry Class
  - InstanceReferenceGeometry Class
  - Interpolator Class
  - Interval Structure
  - InvalidDimensionStyleIdException Class
  - IsoStatus Enumeration
  - KnotStyle Enumeration
  - Leader Class
  - Light Class
  - Light.Attenuation Enumeration
  - LightStyle Enumeration
  - Line Structure
  - LinearDimension Class
  - LineCurve Class
  - LoftType Enumeration
  - Matrix Class
  - Mesh Class
  - MeshCheckParameters Structure
  - MeshDisplacementInfo Class
  - MeshExtruder Class
  - MeshExtruderFaceDirectionMode Enumeration
  - MeshExtruderParameterMode Enumeration
  - MeshFace Structure
  - MeshingParameters Class
  - MeshingParameterStyle Enumeration
  - MeshingParameterTextureRange Enumeration
  - MeshNgon Class
  - MeshPart Class
  - MeshPipeCapStyle Enumeration
  - MeshPoint Class
  - MeshThicknessMeasurement Structure
  - MeshType Enumeration
  - MeshUnsafeLock Class
  - MorphControl Class
  - NurbsCurve Class
  - NurbsCurve.NurbsCurveEndConditionType Enumeration
  - NurbsSurface Class
  - OrdinateDimension Class
  - OrdinateDimension.MeasuredDirection Enumeration
  - Particle Class
  - ParticleSystem Class
  - PipeCapMode Enumeration
  - Plane Structure
  - PlaneFitResult Enumeration
  - PlaneSurface Class
  - Point Class
  - Point2d Structure
  - Point2f Structure
  - Point3d Structure
  - Point3dGrid Class
  - Point3f Structure
  - Point4d Structure
  - PointCloud Class
  - PointCloudItem Class
  - PointContainment Enumeration
  - PointFaceRelation Enumeration
  - PolyCurve Class
  - Polyline Class
  - PolylineCurve Class
  - QuadRemeshParameters Class
  - QuadRemeshSymmetryAxis Enumeration
  - Quaternion Structure
  - RadialDimension Class
  - RailType Enumeration
  - Ray3d Structure
  - Rectangle3d Structure
  - ReduceMeshParameters Class
  - RegionContainment Enumeration
  - RevSurface Class
  - RTree Class
  - RTreeEventArgs Class
  - ShutLiningCurveInfo Class
  - Silhouette Class
  - SilhouetteType Enumeration
  - SmoothingCoordinateSystem Enumeration
  - SpaceMorph Class
  - Sphere Structure
  - SubD Class
  - SubD.NurbsSurfaceType Enumeration
  - SubDAutomaticMeshToSubDContext Enumeration
  - SubDChainType Enumeration
  - SubDComponent Class
  - SubDCreationOptions Class
  - SubDCreationOptions.ConcaveCornerOption Enumeration
  - SubDCreationOptions.ConvexCornerOption Enumeration
  - SubDCreationOptions.InteriorCreaseOption Enumeration
  - SubDCreationOptions.TextureCoordinateOption Enumeration
  - SubDEdge Class
  - SubDEdgeTag Enumeration
  - SubDFace Class
  - SubDFriendlyKnotType Enumeration
  - SubDFromSurfaceMethods Enumeration
  - SubDHashType Enumeration
  - SubDPatchStyle Enumeration
  - SubDToBrepOptions Class
  - SubDToBrepOptions.ExtraordinaryVertexProcessOption Enumeration
  - SubDVertex Class
  - SubDVertexFacetType Enumeration
  - SubDVertexTag Enumeration
  - SumSurface Class
  - Surface Class
  - SurfaceCurvature Class
  - SurfaceProxy Class
  - SweepBlend Enumeration
  - SweepFrame Enumeration
  - SweepMiter Enumeration
  - SweepOneRail Class
  - SweepRebuild Enumeration
  - SweepTwoRail Class
  - TextDot Class
  - TextEntity Class
  - TextJustification Enumeration
  - TextRunType Enumeration
  - Torus Structure
  - Transform Structure
  - TransformRigidType Enumeration
  - TransformSimilarityType Enumeration
  - Triangle3d Structure
  - Unroller Class
  - Vector2d Structure
  - Vector2f Structure
  - Vector3d Structure
  - Vector3f Structure
  - VolumeMassProperties Class
- Rhino.Geometry.Collections
- Rhino.Geometry.Intersect
- Rhino.Geometry.MeshRefinements
- Rhino.Geometry.Morphs
- Rhino.Input
- Rhino.Input.Custom
- Rhino.NodeInCode
- Rhino.PlugIns
- Rhino.Render
- Rhino.Render.ChangeQueue
- Rhino.Render.ChildSlotNames
- Rhino.Render.DataSources
- Rhino.Render.Fields
- Rhino.Render.ParameterNames
- Rhino.Render.PostEffects
- Rhino.Render.UI
- Rhino.Runtime
- Rhino.Runtime.InProcess
- Rhino.Runtime.InteropWrappers
- Rhino.Runtime.Notifications
- Rhino.Runtime.RhinoAccounts
- Rhino.UI
- Rhino.UI.Controls
- Rhino.UI.Controls.DataSource
- Rhino.UI.Controls.ThumbnailUI
- Rhino.UI.Gumball

Curve.DerivativeAt Method

RhinoCommon API

CurveDerivativeAt Method

Overload List

	Name	Description
	DerivativeAt(Double, Int32)	Evaluate the derivatives at the specified curve parameter.
	DerivativeAt(Double, Int32, CurveEvaluationSide)	Evaluate the derivatives at the specified curve parameter.

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Reference

Curve Class

Rhino.Geometry Namespace

Report wishes and bugs at discourse.mcneel.com

Overload:Rhino.Geometry.Curve.DerivativeAt