| unconsQ | Utils.Containers.Internal.BitQueue | 
| unfoldForest | Data.Tree | 
| unfoldForestM | Data.Tree | 
| unfoldForestM_BF | Data.Tree | 
| unfoldl | Data.Sequence.Internal, Data.Sequence | 
| unfoldr | Data.Sequence.Internal, Data.Sequence | 
| unfoldTree | Data.Tree | 
| unfoldTreeM | Data.Tree | 
| unfoldTreeM_BF | Data.Tree | 
| union |  | 
| 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 | 
| unions |  | 
| 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 | 
| unionsWith |  | 
| 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 | 
| unionWith |  | 
| 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 | 
| unionWithKey |  | 
| 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 | 
| unstableSort | Data.Sequence.Internal.Sorting, Data.Sequence | 
| unstableSortBy | Data.Sequence.Internal.Sorting, Data.Sequence | 
| unstableSortOn | Data.Sequence.Internal.Sorting, Data.Sequence | 
| unzip | Data.Sequence.Internal, Data.Sequence | 
| unzipWith | Data.Sequence.Internal, Data.Sequence | 
| update |  | 
| 1 (Function) | Data.Sequence.Internal, Data.Sequence | 
| 2 (Function) | Data.Map.Internal, Data.Map.Lazy, Data.Map | 
| 3 (Function) | Data.IntMap.Internal, Data.IntMap.Lazy, Data.IntMap | 
| 4 (Function) | Data.Map.Strict.Internal, Data.Map.Strict | 
| 5 (Function) | Data.IntMap.Strict.Internal, Data.IntMap.Strict | 
| updateAt |  | 
| 1 (Function) | Data.Map.Internal, Data.Map.Lazy, Data.Map | 
| 2 (Function) | Data.Map.Strict.Internal, Data.Map.Strict | 
| updateLookupWithKey |  | 
| 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 | 
| updateMax |  | 
| 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 | 
| updateMaxWithKey |  | 
| 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 | 
| updateMin |  | 
| 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 | 
| updateMinWithKey |  | 
| 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 | 
| updateWithKey |  | 
| 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 |