| InvalidOperationException | x is signaling NaN or ±∞ |
| UnderflowException | result is too small to be represented |
| OverflowException | result is too big to be represented |
| InexactException | the result is inexact |
| x | tan(x) |
|---|---|
| NaN | NaN |
| ±∞ | NaN |
| -π/2 | -∞ |
| -π/3 | -√3 |
| -π/4 | -1.0 |
| -π/6 | -1/√3 |
| ±0.0 | +0.0 |
| +π/6 | +1/√3 |
| +π/4 | +1.0 |
| +π/3 | +√3 |
| +π/2 | +∞ |
Returns tangent of x.