math.frexp (x)
Returns m and e such that
x=m2e , e is an integer and the absolute value of
m is in the range [0.5, 1) (or zero when x is
zero).
Returns m and e such that
x=m2e , e is an integer and the absolute value of
m is in the range [0.5, 1) (or zero when x is
zero).