Python math.log2() Method
Example
Find the base-2 logarithm of different numbers
# Import math Library
import math
# Return the base-2 logarithm
of different numbers
print(math.log2(2.7183))
print(math.log2(2))
print(math.log2(1))
Try it Yourself »
Definition and Usage
The math.log2() method returns the base-2 logarithm of a number.
Syntax
math.log2(x)
Parameter Values
| Parameter | Description |
|---|---|
| x | Required. Specifies the value to calculate the logarithm for. If the value is 0, or a negative number, it returns a ValueError. If the value is not a number, it returns a TypeError |
Technical Details
| Return Value: | A float value, representing the base-2
logarithm of a number |
|---|---|
| Python Version: | 3.3 |
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