Rotacija oko (x) ose.x=(5*cos(u))*cos(v)y=0.5*sin(u)*v*2z=(5*cos(u))*sin(v)0 <= u <= 2pi
x=(2+u*cos(u)) y=uz=2+u*cos(u)x=sin(2*pi*u) y=sin(v)*5z=cos(2*pi*u)+2*u