ArcTan v0.1.0
Returns the inverse tangent, in radians.
Package: Math
Signature
func ArcTan(x: float64) -> float64;
func ArcTan(x: float32) -> float32;
Parameters
| Name | Type | Description |
|---|---|---|
x | float64 / float32 | Any value. |
Returns
The angle in (-HalfPi, HalfPi) whose tangent is x, defined for every real
x. ArcTan(±Inf) is ±HalfPi. A NaN argument propagates.
Example
import Math::ArcTan;
func Main() -> int {
let a = ArcTan(1.0); // 0.7853981633974483 (QuarterPi)
let b = ArcTan(0.0); // 0.0
return 0;
}