Hi Sage,

I want to draw the function $y^2+z^2=x^3+ax+b$ by sage. Could you please help me.

%var x y z a = 3 b = 7 B = 5 implicit_plot3d(y^2 + z == x^3 +a*x + b, [x, -B, B], [y, -B, B], [z, -B, B])