Index - M
| many | Rel8 |
| manyExpr | Rel8 |
| manyTabulation | Rel8.Tabulate |
| mapNull | Rel8 |
| mapTypeInformation | Rel8 |
| max | Rel8 |
| MaybeTable | Rel8 |
| maybeTable | Rel8 |
| md5 | Rel8.Expr.Text |
| memptyExpr | Rel8 |
| min | Rel8 |
| minute | Rel8.Expr.Time |
| minutes | Rel8.Expr.Time |
| mod | Rel8.Expr.Num |
| month | Rel8.Expr.Time |
| months | Rel8.Expr.Time |