Index - N
| Nat | Data.RealNumber.Rational |
| Negative | Data.PlanarGraph.Dart, Data.PlanarGraph |
| neighboursOf | Data.PlanarGraph.Core, Data.PlanarGraph |
| new | Data.PlanarGraph.Persistent |
| next | |
| 1 (Function) | Data.Permutation |
| 2 (Function) | Data.IndexedDoublyLinkedList.Bare |
| 3 (Function) | Data.IndexedDoublyLinkedList |
| nextEdge | Data.PlanarGraph.Dual, Data.PlanarGraph |
| nextIncidentEdge | Data.PlanarGraph.Core, Data.PlanarGraph |
| nextSibling | Data.Tree.Util |
| Nil | Data.BinaryTree |
| Node | Data.BinaryTree |
| node | Data.BinaryTree |
| NoIntersection | |
| 1 (Type/Class) | Data.Intersection |
| 2 (Data Constructor) | Data.Intersection |
| nonEmptyIntersection | Data.Intersection |
| nonEmptyTails | Data.Util |
| numDarts | Data.PlanarGraph.Core, Data.PlanarGraph |
| numEdges | Data.PlanarGraph.Core, Data.PlanarGraph |
| numFaces | Data.PlanarGraph.Core, Data.PlanarGraph |
| numVertices | Data.PlanarGraph.Core, Data.PlanarGraph |