from math import exp, log 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))
