| L |  | 
| 1 (Type/Class) | Data.Geometry.Interval.Util | 
| 2 (Data Constructor) | Data.Geometry.Interval.Util | 
| 3 (Data Constructor) | Algorithms.Geometry.WellSeparatedPairDecomposition.Types | 
| 4 (Data Constructor) | Algorithms.Geometry.PolygonTriangulation.TriangulateMonotone | 
| LabeledMeasure | Data.Geometry.RangeTree.Measure | 
| labeledMeasure | Data.Geometry.RangeTree.Measure | 
| last |  | 
| 1 (Function) | Data.Geometry.Vector.VectorFixed | 
| 2 (Function) | Data.Geometry.Vector.VectorFamily, Data.Geometry.Vector | 
| Leaf |  | 
| 1 (Type/Class) | Data.Geometry.RangeTree | 
| 2 (Data Constructor) | Data.Geometry.RangeTree | 
| 3 (Data Constructor) | Data.Geometry.QuadTree.Tree | 
| leafAssoc | Data.Geometry.SegmentTree.Generic, Data.Geometry.SegmentTree | 
| LeafData |  | 
| 1 (Type/Class) | Data.Geometry.SegmentTree.Generic, Data.Geometry.SegmentTree | 
| 2 (Data Constructor) | Data.Geometry.SegmentTree.Generic, Data.Geometry.SegmentTree | 
| leaves |  | 
| 1 (Function) | Data.Geometry.QuadTree.Tree | 
| 2 (Function) | Data.Geometry.QuadTree | 
| leftFace |  | 
| 1 (Function) | Data.PlaneGraph.Core, Data.PlaneGraph | 
| 2 (Function) | Data.Geometry.PlanarSubdivision.Basic, Data.Geometry.PlanarSubdivision | 
| leftOf | Data.Geometry.HalfSpace | 
| leftPart | Algorithms.Geometry.WellSeparatedPairDecomposition.Types | 
| LeftSide | Data.Geometry.Line.Internal, Data.Geometry.Line, Data.Geometry | 
| leftSide | Data.Geometry.Box.Sides, Data.Geometry.Box | 
| leftTangent | Data.Geometry.Polygon.Convex | 
| lerp | Data.Geometry.Vector, Data.Geometry | 
| Level |  | 
| 1 (Type/Class) | Algorithms.Geometry.WellSeparatedPairDecomposition.Types | 
| 2 (Data Constructor) | Algorithms.Geometry.WellSeparatedPairDecomposition.Types | 
| levelOf | Algorithms.Geometry.WellSeparatedPairDecomposition.WSPD | 
| liesAbove | Data.Geometry.Line.Internal, Data.Geometry.Line, Data.Geometry | 
| liftI2 | Data.Geometry.Vector, Data.Geometry | 
| liftU2 | Data.Geometry.Vector, Data.Geometry | 
| Limiter | Data.Geometry.QuadTree.Split | 
| limitWidthTo | Data.Geometry.QuadTree.Split | 
| Line |  | 
| 1 (Type/Class) | Data.Geometry.Line.Internal, Data.Geometry.Line, Data.Geometry | 
| 2 (Data Constructor) | Data.Geometry.Line.Internal, Data.Geometry.Line, Data.Geometry | 
| line | Data.Geometry.SubLine | 
| LinearProgram |  | 
| 1 (Type/Class) | Algorithms.Geometry.LinearProgramming.Types | 
| 2 (Data Constructor) | Algorithms.Geometry.LinearProgramming.Types | 
| LineSegment |  | 
| 1 (Type/Class) | Data.Geometry.LineSegment, Data.Geometry | 
| 2 (Data Constructor) | Data.Geometry.LineSegment, Data.Geometry | 
| LineSegment' | Data.Geometry.LineSegment, Data.Geometry | 
| lineThrough | Data.Geometry.Line.Internal, Data.Geometry.Line, Data.Geometry | 
| link | Data.Geometry.Arrangement.Internal | 
| listEdges | Data.Geometry.Polygon, Data.Geometry | 
| loc | Data.PlaneGraph.AdjRep | 
| location | Data.PlaneGraph.Core, Data.PlaneGraph, Data.Geometry.PlanarSubdivision.Basic, Data.Geometry.PlanarSubdivision | 
| locationOf |  | 
| 1 (Function) | Data.PlaneGraph.Core, Data.PlaneGraph | 
| 2 (Function) | Data.Geometry.PlanarSubdivision.Basic, Data.Geometry.PlanarSubdivision | 
| lookup' | Algorithms.Geometry.DelaunayTriangulation.DivideAndConquer | 
| lookup'' | Algorithms.Geometry.DelaunayTriangulation.DivideAndConquer | 
| lower | Data.Geometry.Interval, Data.Geometry.LineSegment, Data.Geometry | 
| lowerEnvelope | Algorithms.Geometry.LowerEnvelope.DualCH | 
| lowerEnvelopeWith | Algorithms.Geometry.LowerEnvelope.DualCH | 
| lowerHull |  | 
| 1 (Function) | Algorithms.Geometry.ConvexHull.GrahamScan | 
| 2 (Function) | Algorithms.Geometry.ConvexHull.DivideAndConquer | 
| 3 (Function) | Algorithms.Geometry.ConvexHull.JarvisMarch | 
| lowerHull' |  | 
| 1 (Function) | Algorithms.Geometry.ConvexHull.GrahamScan | 
| 2 (Function) | Algorithms.Geometry.ConvexHull.Naive | 
| 3 (Function) | Algorithms.Geometry.ConvexHull.JarvisMarch | 
| lowerHullAll | Algorithms.Geometry.ConvexHull.Naive | 
| lowerLeft | Data.Geometry.QuadTree.Cell | 
| lowerTangent | Data.Geometry.Polygon.Convex | 
| lowerTangent' | Data.Geometry.Polygon.Convex | 
| LPSolution | Algorithms.Geometry.LinearProgramming.Types | 
| LR | Algorithms.Geometry.PolygonTriangulation.TriangulateMonotone |