from math import exp def iterate(x, times=1): # x = x - (2.0*x - exp(-x))/(2.0+exp(-x)) #Newton x = 0.5*exp(-x) # F_1 # x = (-1)*log(2.0*x) #F_2 if times > 0: x = iterate(x, times-1) return x print(iterate(0.5, 6))
