https://www.geogebra.org/haftendorn
Haftendorn, Buch (Springer):
Kurven erkunden und verstehen
Kap 9.5.6: S.294
www.kurven-erkunden-und-verstehen.de

Ha 2016

Steinerkurve

Inversion

r: 1
st: ((x - (3 * r))^(3) * (x + r)) + (y^(2) * ((2 * x^(2)) + y^(2) + ((24 * x) * r) + (18 * r^(2)))) = 0
M = (1.5, 1.3)
a: x(M)
k = 2
c = Circle(M, k)
st' = Mirror(st, c)
b = false