Index - D
| DecreasingSize | |
| 1 (Type/Class) | LTK.Containers, LTK.FSA, LTK |
| 2 (Data Constructor) | LTK.Containers, LTK.FSA, LTK |
| depth | LTK.Traversals, LTK |
| desemantify | LTK.FSA, LTK |
| destination | LTK.FSA, LTK |
| determinize | LTK.FSA, LTK |
| Dictionary | LTK.Porters.Pleb |
| difference | LTK.Containers, LTK.FSA, LTK |
| discardOne | LTK.Containers, LTK.FSA, LTK |
| Disjunction | |
| 1 (Type/Class) | LTK.Factors, LTK |
| 2 (Data Constructor) | LTK.Factors, LTK |
| doesNotContain | LTK.Containers, LTK.FSA, LTK |
| doParse | LTK.Porters.Pleb |
| doStatements | LTK.Porters.Pleb |
| Dot | |
| 1 (Type/Class) | LTK.Porters, LTK |
| 2 (Data Constructor) | LTK.Porters, LTK |