| unAttrs | Data.Geometry.Ipe.Attributes, Data.Geometry.Ipe |
| UnBounded | Data.UnBounded |
| unboundedIntersections | Data.Geometry.Arrangement.Internal, Data.Geometry.Arrangement |
| unBoundedParts | Data.Geometry.Arrangement.Internal |
| unBoundedToMaybe | Data.UnBounded |
| unCoord | Data.Geometry.KDTree |
| unEndPoint | Data.Range, Data.Geometry.Interval, Data.Geometry.LineSegment, Data.Geometry |
| uniformScaling | Data.Geometry.Transformation, Data.Geometry |
| unIntervalTree | Data.Geometry.IntervalTree |
| Union | Data.Geometry.Properties, Data.Geometry |
| union | Data.Geometry.Properties, Data.Geometry |
| uniquePairs | Data.Util |
| uniqueTriplets | Data.Util |
| unit | Data.Geometry.Vector, Data.Geometry |
| unitBall | Data.Geometry.Ball |
| unKDT | Data.Geometry.KDTree |
| unL | Data.Geometry.Interval.Util |
| unLevel | Algorithms.Geometry.WellSeparatedPairDecomposition.Types |
| unlines' | Data.Geometry.Ipe.Writer, Data.Geometry.Ipe |
| unR | Data.Geometry.Interval.Util |
| unsafeCoord | Data.Geometry.Point, Data.Geometry |
| unsafeMax | Data.BalBST |
| unsafeMin | Data.BalBST |
| unSegmentTree | Data.Geometry.SegmentTree.Generic, Data.Geometry.SegmentTree |
| unSetAttr | Data.Geometry.Ipe.Attributes, Data.Geometry.Ipe |
| unSlab | Data.Geometry.Slab |
| unstableSort | Data.LSeq |
| unstableSortBy | Data.LSeq |
| unTag | Algorithms.Geometry.Sweep |
| unTagged | Algorithms.Geometry.Sweep |
| unUnBounded | Data.UnBounded |
| unV | |
| 1 (Function) | Data.Geometry.Vector.VectorFixed |
| 2 (Function) | Data.Geometry.Vector.VectorFamily, Data.Geometry.Vector, Data.Geometry |
| unversioned | Data.Yaml.Util |
| unVF | Data.Geometry.Vector.VectorFamilyPeano |
| unwords' | Data.Geometry.Ipe.Writer, Data.Geometry.Ipe |
| unZipperLocal | Data.Tree.Util |
| up | |
| 1 (Function) | Data.BinaryTree.Zipper |
| 2 (Function) | Data.Tree.Util |
| upper | Data.Range, Data.Geometry.Interval, Data.Geometry.LineSegment, Data.Geometry |
| upperHull | Algorithms.Geometry.ConvexHull.GrahamScan |
| UpperHullAlgorithm | Algorithms.Geometry.LowerEnvelope.DualCH |
| upperTangent | Data.Geometry.Polygon.Convex |