Index - D
| decodeFloat | Control.SessionTypes.Indexed |
| div | Control.SessionTypes.Indexed |
| divMod | Control.SessionTypes.Indexed |
| Double | Control.SessionTypes.Indexed |
| drop | Control.SessionTypes.Indexed |
| dropWhile | Control.SessionTypes.Indexed |
| Dual | Control.SessionTypes.Types, Control.SessionTypes |
| DualST | Control.SessionTypes.Types, Control.SessionTypes |