Index - T
| tail | Prelude.Prime |
| take | Prelude.Prime |
| takeWhile | Prelude.Prime |
| tan | Prelude.Prime |
| tanh | Prelude.Prime |
| toEnum | Prelude.Prime |
| toInteger | Prelude.Prime |
| toList | Prelude.Prime |
| toRational | Prelude.Prime |
| Traversable | Prelude.Prime |
| traverse | Prelude.Prime |
| traverse_ | Prelude.Prime |
| True | Prelude.Prime |
| truncate | Prelude.Prime |