Index - M
| magnitude | Protolude |
| many | Protolude |
| Map | Protolude |
| mapAccumL | Protolude |
| mapAccumR | Protolude |
| mapConcurrently | Protolude |
| mapException | Protolude |
| mapM | Protolude |
| mapMaybe | Protolude |
| mapM_ | Protolude |
| mappend | Protolude |
| mask | Protolude |
| MaskedInterruptible | Protolude |
| MaskedUninterruptible | Protolude |
| MaskingState | Protolude |
| mask_ | Protolude |
| max | Protolude |
| maxExpt | Protolude |
| maxExpt10 | Protolude |
| Maybe | Protolude |
| maybe | Protolude |
| maybeToList | Protolude |
| mconcat | Protolude |
| mempty | Protolude |
| min | Protolude |
| minExpt | Protolude |
| minusDouble | Protolude |
| minusFloat | Protolude |
| minusInteger | Protolude |
| mkInteger | Protolude |
| mkPolar | Protolude |
| mkWeakMVar | Protolude |
| mkWeakThreadId | Protolude |
| mod | Protolude |
| modify | Protolude |
| modifyMVar | Protolude |
| modifyMVarMasked | Protolude |
| modifyMVarMasked_ | Protolude |
| modifyMVar_ | Protolude |
| modInteger | Protolude |
| MonadError | Protolude |
| MonadIO | Protolude |
| MonadReader | Protolude |
| MonadState | Protolude |
| Monoid | Protolude |
| msum | Protolude |
| MVar | Protolude |
| myThreadId | Protolude |