Program: 3D GrapherCoordinates: Sphericala(u,v,t) = 0.2*u*cos(u)b(u,v,t) = 0.1*v*sin(v)R(u,v,t) = 0.1*u*0.01*v^2
Parametri:Min U: -7, Max U: 7, Steps: 100Min V: -7, Max V: 7, Steps: 100