links der y-Achse

rechts der y-Achse

keine 
innere Nullstelle

r'

r

r'

r

e: 3
ga: x + y = (2 * e)
gb: x - y = (2 * e)
gc: (-x) + y = (2 * e)
ua(x, y) = x + y ≥ 6
ub(x, y) = x - y ≤ 6
uc(x, y) = (-x) + y ≤ 6
H1 = Point(gc)
H2 = Point(gb)
E_c: (0, (2 * e))
E_b: ((2 * e), 0)
Vieleck1, e_c, e_b, h2, h1 = Polygon(E_c, E_b, H2, H1)
E_1: ((-e), 0)
E_2: (e, 0)
r_1: 8
T = (3.736041666666673, 5.62375)
c = Circle(E_1, y(T))
d = Circle(E_2, x(T))
Pts, Pt = Intersect(d, c)
f: y = x
g = Segment(E_1, Pt)
r2 = Segment(Pt, E_2)
xT: (x(T), 0)
r1 = Segment(T, xT)
O: (0, 0)
rx = Segment(O, xT)