Index - D
| D# | Data.Floating.Types |
| div | Data.Floating.Prelude |
| DivByZero | Data.Floating.Environment |
| divMod | Data.Floating.Prelude |
| Double | Data.Floating.Types, Data.Floating.Types.Double, Data.Floating, Data.Floating.Prelude |
| Downward | Data.Floating.Environment |
| drop | Data.Floating.Prelude |
| dropWhile | Data.Floating.Prelude |