Index - I
| Identity | |
| 1 (Data Constructor) | Universum |
| 2 (Type/Class) | Universum |
| identity | Universum |
| ifM | Bool, Universum |
| imagPart | Universum |
| IndexOutOfBounds | Universum |
| infinity | Base, Universum |
| initDef | Universum |
| initMay | Universum |
| inits | Universum |
| initSafe | Universum |
| Int | Base, Universum |
| Int16 | Universum |
| int2Double | Base, Universum |
| int2Float | Base, Universum |
| Int32 | Universum |
| Int64 | Universum |
| Int8 | Universum |
| Integer | Base, Universum |
| integerLogBase | Base, Universum |
| integerToInt | Base, Universum |
| integerToWord | Base, Universum |
| Integral | Base, Universum |
| integralEnumFrom | Base, Universum |
| integralEnumFromThen | Base, Universum |
| integralEnumFromThenTo | Base, Universum |
| integralEnumFromTo | Base, Universum |
| interact | Universum |
| intercalate | Universum |
| interruptible | Universum |
| intersperse | Universum |
| IntMap | Universum |
| IntSet | Universum |
| IO | Base, Universum |
| ioError | Universum |
| IOException | Universum |
| IOMode | Universum |
| isCurrentThreadBound | Universum |
| isDenormalized | Base, Universum |
| isDoubleDenormalized | Base, Universum |
| isDoubleFinite | Base, Universum |
| isDoubleInfinite | Base, Universum |
| isDoubleNaN | Base, Universum |
| isDoubleNegativeZero | Base, Universum |
| isEmptyChan | Universum |
| isEmptyMVar | Universum |
| isFloatDenormalized | Base, Universum |
| isFloatFinite | Base, Universum |
| isFloatInfinite | Base, Universum |
| isFloatNaN | Base, Universum |
| isFloatNegativeZero | Base, Universum |
| isIEEE | Base, Universum |
| isInfinite | Base, Universum |
| isJust | Universum |
| IsLabel | Base, Universum |
| isLeft | Universum |
| isNaN | Base, Universum |
| isNegativeZero | Base, Universum |
| isNothing | Universum |
| isPrefixOf | Universum |
| isRight | Universum |
| isSigned | Universum |
| IsString | Universum |
| iterate | Universum |