Index - T
| tan | Euler.Prelude |
| tanh | Euler.Prelude |
| Text | Euler.Prelude |
| textDigits | Euler.Util.Digit |
| textIntMaybe | Euler.Util.Digit |
| toInteger | Euler.Prelude |
| toList | |
| 1 (Function) | Euler.Prelude |
| 2 (Function) | Euler.Util.Inf |
| transpose | Euler.Util.List |
| traverse | Euler.Prelude |
| Triangle | Euler.Util.TrianglePath |
| triangleN | Euler.Util.FigurateNumbers |
| triangles | Euler.Util.FigurateNumbers |
| True | Euler.Prelude |
| truncate | Euler.Prelude |