Cuspe (A2++ Singularität).
y^6*z-a*x*y^4*z^2-b*y*z^3-c*x*y*z^3+d*x*y^2-x*y*z-x^7+y...
[y^2z-x^3+zx+az^4]*[(y^4-b)^2*z-x^3+zx+az^4]*[x^2+(y-0....
x^5*y^3+z-x^4-y^2+z^2+x^2*3+y^2*(c+1)-z^4*x^2*y^3+x*y^2...
(Formel im Bild)
yzzy
x^4+y^6-z^8+a^4*x^2-b^2 -a/b=0.50