| Deep | Data.Sequence.Internal | 
| delete |  | 
| 1 (Function) | Data.Set.Internal, Data.Set | 
| 2 (Function) | Data.Map.Internal, Data.Map.Strict.Internal, Data.Map.Strict, Data.Map.Lazy, Data.Map | 
| 3 (Function) | Data.IntSet.Internal, Data.IntSet | 
| 4 (Function) | Data.IntMap.Internal, Data.IntMap.Strict.Internal, Data.IntMap.Strict, Data.IntMap.Lazy, Data.IntMap | 
| deleteAt |  | 
| 1 (Function) | Data.Set.Internal, Data.Set | 
| 2 (Function) | Data.Sequence.Internal, Data.Sequence | 
| 3 (Function) | Data.Map.Internal, Data.Map.Strict.Internal, Data.Map.Strict, Data.Map.Lazy, Data.Map | 
| deleteFindMax |  | 
| 1 (Function) | Data.Set.Internal, Data.Set | 
| 2 (Function) | Data.Map.Internal, Data.Map.Strict.Internal, Data.Map.Strict, Data.Map.Lazy, Data.Map | 
| 3 (Function) | Data.IntSet.Internal, Data.IntSet | 
| 4 (Function) | Data.IntMap.Internal, Data.IntMap.Strict.Internal, Data.IntMap.Strict, Data.IntMap.Lazy, Data.IntMap | 
| deleteFindMin |  | 
| 1 (Function) | Data.Set.Internal, Data.Set | 
| 2 (Function) | Data.Map.Internal, Data.Map.Strict.Internal, Data.Map.Strict, Data.Map.Lazy, Data.Map | 
| 3 (Function) | Data.IntSet.Internal, Data.IntSet | 
| 4 (Function) | Data.IntMap.Internal, Data.IntMap.Strict.Internal, Data.IntMap.Strict, Data.IntMap.Lazy, Data.IntMap | 
| deleteMax |  | 
| 1 (Function) | Data.Set.Internal, Data.Set | 
| 2 (Function) | Data.Map.Internal, Data.Map.Strict.Internal, Data.Map.Strict, Data.Map.Lazy, Data.Map | 
| 3 (Function) | Data.IntSet.Internal, Data.IntSet | 
| 4 (Function) | Data.IntMap.Internal, Data.IntMap.Strict.Internal, Data.IntMap.Strict, Data.IntMap.Lazy, Data.IntMap | 
| deleteMin |  | 
| 1 (Function) | Data.Set.Internal, Data.Set | 
| 2 (Function) | Data.Map.Internal, Data.Map.Strict.Internal, Data.Map.Strict, Data.Map.Lazy, Data.Map | 
| 3 (Function) | Data.IntSet.Internal, Data.IntSet | 
| 4 (Function) | Data.IntMap.Internal, Data.IntMap.Strict.Internal, Data.IntMap.Strict, Data.IntMap.Lazy, Data.IntMap | 
| delta | Data.Map.Internal | 
| dff | Data.Graph | 
| dfs | Data.Graph | 
| difference |  | 
| 1 (Function) | Data.Set.Internal, Data.Set | 
| 2 (Function) | Data.Map.Internal, Data.Map.Strict.Internal, Data.Map.Strict, Data.Map.Lazy, Data.Map | 
| 3 (Function) | Data.IntSet.Internal, Data.IntSet | 
| 4 (Function) | Data.IntMap.Internal, Data.IntMap.Strict.Internal, Data.IntMap.Strict, Data.IntMap.Lazy, Data.IntMap | 
| differenceWith |  | 
| 1 (Function) | Data.Map.Internal, Data.Map.Lazy, Data.Map | 
| 2 (Function) | Data.IntMap.Internal, Data.IntMap.Lazy, Data.IntMap | 
| 3 (Function) | Data.Map.Strict.Internal, Data.Map.Strict | 
| 4 (Function) | Data.IntMap.Strict.Internal, Data.IntMap.Strict | 
| differenceWithKey |  | 
| 1 (Function) | Data.Map.Internal, Data.Map.Lazy, Data.Map | 
| 2 (Function) | Data.IntMap.Internal, Data.IntMap.Lazy, Data.IntMap | 
| 3 (Function) | Data.Map.Strict.Internal, Data.Map.Strict | 
| 4 (Function) | Data.IntMap.Strict.Internal, Data.IntMap.Strict | 
| Digit | Data.Sequence.Internal | 
| disjoint |  | 
| 1 (Function) | Data.Set.Internal, Data.Set | 
| 2 (Function) | Data.Map.Internal, Data.Map.Strict.Internal, Data.Map.Strict, Data.Map.Lazy, Data.Map | 
| 3 (Function) | Data.IntSet.Internal, Data.IntSet | 
| 4 (Function) | Data.IntMap.Internal, Data.IntMap.Strict.Internal, Data.IntMap.Strict, Data.IntMap.Lazy, Data.IntMap | 
| disjointUnion | Data.Set.Internal, Data.Set | 
| drawForest | Data.Tree | 
| drawTree | Data.Tree | 
| drop |  | 
| 1 (Function) | Data.Set.Internal, Data.Set | 
| 2 (Function) | Data.Sequence.Internal, Data.Sequence | 
| 3 (Function) | Data.Map.Internal, Data.Map.Strict.Internal, Data.Map.Strict, Data.Map.Lazy, Data.Map | 
| dropMissing |  | 
| 1 (Function) | Data.Map.Internal, Data.Map.Merge.Lazy, Data.Map.Strict.Internal, Data.Map.Merge.Strict | 
| 2 (Function) | Data.IntMap.Internal, Data.IntMap.Merge.Lazy, Data.IntMap.Merge.Strict | 
| dropWhileAntitone |  | 
| 1 (Function) | Data.Set.Internal, Data.Set | 
| 2 (Function) | Data.Map.Internal, Data.Map.Strict.Internal, Data.Map.Strict, Data.Map.Lazy, Data.Map | 
| dropWhileL | Data.Sequence.Internal, Data.Sequence | 
| dropWhileR | Data.Sequence.Internal, Data.Sequence |