996 B
996 B
Function log2
Calculate the 2-base of a value. This is the same as calculating log(x, 2)
.
For matrices, the function is evaluated element wise.
Syntax
math.log2(x)
Parameters
Parameter | Type | Description |
---|---|---|
x |
number | BigNumber | Complex | Array | Matrix | Value for which to calculate the logarithm. |
Returns
Type | Description |
---|---|
number | BigNumber | Complex | Array | Matrix | Returns the 2-base logarithm of x |
Throws
Type | Description |
---|
Examples
math.log2(0.03125) // returns -5
math.log2(16) // returns 4
math.log2(16) / math.log2(2) // returns 4
math.pow(2, 4) // returns 16