f(x) = -3.0 * x^(-1.0) - 1.0
a_2 = 6.1 (slider from -5 to 10, step 0.1)
B: (a_2, -(3.0) * a_2^(-1.0) - 1.0)
A = (-2, -2)
D_1 = (2, 2)
b_2 = Line(A, D_1)
D = Mirror(B, b_2)
g = Function(-3.0 * x^(-1.0) - 1.0, 0.1, 50.0)
c_1 = Line(D, B)
C = Mirror(A, c_1)
Vieleck1, a, b, c, d = Polygon(A, B, C, D)