a) rotacija oko y-ose
x=2*v*cos(u)+cos(u)
y=v*v+(sin(u)*cos(v/2)+2*u+sin(u)
z=v*sin(u)-u+cos(v)
0=u=6pi 0=v=2pi
b)translacija
x=sin(u)+sin(v)-cos(6*v)-sin(3*v)-cos(v)
y=cos(u)*sin(v)*2
z=cos(u)*cos(v)*2
0=u=2pi 0=v=2pi