Find the difference between two sets, namely ${-2 \log (2), 7, -\frac{55}{7}} \setminus {-3 e, -\frac{55}{7}, -9, -2 \log (2), 1}$.

import math

fst = set((-2*math.log(2), 7, -(55/7),))
snd = set((-3*math.e, -(55/7), -9, -2*math.log(2), 1,))
print(fst - snd)
