Index - I
| Identity | |
| 1 (Data Constructor) | Universum |
| 2 (Type/Class) | Universum |
| identity | Universum |
| IdentityT | Monad.Trans, Monad, Universum |
| ifM | Bool, Universum |
| infinity | Base, Universum |
| initDef | Universum |
| initMay | Universum |
| inits | List, Universum |
| initSafe | Universum |
| Int | Base, Universum |
| Int16 | Universum |
| Int32 | Universum |
| Int64 | Universum |
| Int8 | Universum |
| Integer | Base, Universum |
| Integral | Base, Universum |
| integralEnumFrom | Base, Universum |
| integralEnumFromThen | Base, Universum |
| integralEnumFromThenTo | Base, Universum |
| integralEnumFromTo | Base, Universum |
| interact | Lifted.File, Lifted, Universum |
| intercalate | List, Universum |
| intersperse | List, Universum |
| IntMap | Universum |
| IntSet | Universum |
| IO | Base, Universum |
| IOMode | Universum |
| IORef | Lifted.IORef, Lifted, Universum |
| isJust | Monad.Maybe, Monad, Universum |
| IsLabel | Base, Universum |
| isLeft | Monad.Either, Monad, Universum |
| isNothing | Monad.Maybe, Monad, Universum |
| isPrefixOf | List, Universum |
| isRight | Monad.Either, Monad, Universum |
| IsString | Universum |
| iterate | List, Universum |