[general] name = Hyperbolic Spiral; comments = ; a1_min = 1; a1_max = 20; a1_steps = 200; a2_min = 0; a2_max = 0.2; a2_steps = 10; [formula] aa = max(1,A1); X = cos(deg(aa)) / aa; Y = A2; Z = sin(deg(aa)) / aa;