Index - D
| DecidableAssociates | AlgebraicPrelude |
| DecidableUnits | AlgebraicPrelude |
| DecidableZero | AlgebraicPrelude |
| decodeFloat | AlgebraicPrelude |
| decodeUtf8 | AlgebraicPrelude |
| degree | AlgebraicPrelude |
| delete | AlgebraicPrelude |
| deleteBy | AlgebraicPrelude |
| deleteFirstsBy | AlgebraicPrelude |
| denominator | AlgebraicPrelude |
| Dioid | AlgebraicPrelude |
| displayException | AlgebraicPrelude |
| div | AlgebraicPrelude |
| divide | AlgebraicPrelude |
| divides | AlgebraicPrelude |
| Division | AlgebraicPrelude |
| DivisionAlgebra | AlgebraicPrelude |
| DivisionRing | AlgebraicPrelude |
| doesNotExistErrorType | AlgebraicPrelude |
| Domain | AlgebraicPrelude |
| Double | AlgebraicPrelude |
| Down | |
| 1 (Data Constructor) | AlgebraicPrelude |
| 2 (Type/Class) | AlgebraicPrelude |
| drop | AlgebraicPrelude |
| dropWhile | AlgebraicPrelude |
| dropWhileEnd | AlgebraicPrelude |