import numpy as np
def f(x):
	if(abs(x*x - 3) < 0.01) :
		return x
	else:
		return f(x/2 + 1.5/x)
for x in np.arange(1.726,1.74,0.002):
	print((x,f(x)))
for x in np.arange(-1.74,-1.727,0.002):
	print((x,f(x)))