A = Intersect(xAxis, yAxis)
B = Point(yAxis)
c = Circle(A, B)
C = (-4, 5)
d = Circle(C, 1)
D = (4, 5)
e = Circle(D, 1)
E = (0, 1)
F = Point(xAxis)
poly1, e_1, f_1, a, b, G, H = Polygon(E, F, 4)
f = If(-3.2 < x < 3.2, x^(2) - 9)