Ligne
d'horizon

a = (2.7496960354578395, -1.3244630105606459)
h = (5.370250892643359, 4.171379239643983)
b = (7.265107346245494, -1.3252087428188781)
poly1, a_1, b_1, c, d, F, e = Polygon(a, b, 4)
H = (1.3367678179339377, 6.069303296254121)
I = (11.456623029202554, 6.037923900250188)
e_1 = Line(H, I)
j = Midpoint(b, F)
i = Midpoint(e, F)
f = Segment(a, b)
g = Segment(b, j)
h_1 = Segment(j, i)
i_1 = Segment(i, e)
j_1 = Segment(e, h)