A = (-0.34, -1.6)
B = (1.86, 1.3)
c = Circle(B, A)
d = Circle(A, B)
E = Intersect(c, d, 1.0)
a = Line(A, B)
C = Intersect(c, a, 2.0)
e = Circle(C, B)
D = Intersect(c, e, 2.0)
đa giác1, c_1, a_1, b = Polygon(A, B, E)
đa giác2, e_1, b_1, d_1 = Polygon(B, C, D)