A = (-5, -1)
B = (-1, -1)
poly1, f, g, h, i, C, D = Polygon(A, B, 4)
j = Segment(C, A)
k = Segment(D, B)
O = Intersect(k, j)
M = Point(j)
M' = Mirror(M, O)
AireBMM', m', m, b = Polygon(M, B, M')
texte1 = LaTeX(AireBMM', true, true)