Index - R
| Rational | ClassyPrelude |
| Read | ClassyPrelude |
| readArgs | ClassyPrelude |
| readFile | ClassyPrelude.Classes, ClassyPrelude |
| readMay | ClassyPrelude |
| Real | ClassyPrelude |
| RealFloat | ClassyPrelude |
| RealFrac | ClassyPrelude |
| realToFrac | ClassyPrelude |
| recip | ClassyPrelude |
| rem | ClassyPrelude |
| repack | ClassyPrelude |
| replicate | ClassyPrelude.Classes, ClassyPrelude |
| replicateM | ClassyPrelude.Classes, ClassyPrelude |
| return | ClassyPrelude |
| reverse | ClassyPrelude.Classes, ClassyPrelude |
| Right | ClassyPrelude |
| round | ClassyPrelude |