limite_quotient_dix_cent_mille.py

x=0
pas = 1

def num(x):
    return 1 - 2*x**2

def den(x):
    return x**2 + 1

while True:
    n, d = num(x), den(x)
    print("Num =", n)
    print("Den =", d)
    print("f(", x, ") =", n / d)
    print()
    if x >= 10 * pas:
        pas = pas * 10
    x = x + pas