Python math.frexp() Method
Example
Find the mantissa and exponent of a number:
#Import math Library
import math
#Return mantissa and exponent
of numbers
print(math.frexp(4))
print(math.frexp(-4))
print(math.frexp(7))
Try it Yourself »
Definition and Usage
The math.frexp() method returns the mantissa
and the exponent of a specified number, as a pair (m,e).
The mathematical formula for this method is: number = m * 2**e.
Syntax
math.frexp(x)
Parameter Values
| Parameter | Description |
|---|---|
| x | Required. A positive or negative number. If the value is not a number, it returns TypeError |
Technical Details
| Return Value: | A tuple value, representing the mantissa and exponent
of x, as a pair (m,e). Mantissa is returned as float exponent returned as integer |
|---|---|
| Python Version: | 2.6 |
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