Log2 v0.1.0
Returns the base-2 logarithm.
Package: Math
Signature
func Log2(x: float64) -> float64;
func Log2(x: float32) -> float32;
Parameters
| Name | Type | Description |
|---|---|---|
x | float64 / float32 | A non-negative value. |
Returns
log₂(x), in the same precision as the argument. Log2(±0.0) is -Inf;
Log2 of a negative value is a NaN; Log2(+Inf) is +Inf; a NaN
propagates.
Example
import Math::Log2;
func Main() -> int {
let a = Log2(8.0); // 3.0
let b = Log2(1.0); // 0.0
return 0;
}