[general]
name = Jeener-Klein;
comments = Jeener-Klein surface;
a1_min = 0;
a1_max = 360;
a1_steps = 100;
a2_min = 0; 
a2_max = 360;
a2_steps = 100;

[param]
name = a;
title = Size;
default = 1;
min = 0;
max = 2;

[param]
name = s;
title = Frequency;
default = 2;
min = 1;
max = 5;

[param]
name = t;
title = Curvature;
default = 4;
min = 1;
max = 10;


[formula]
W1 = ((s+1) / 4) * cos((s+1) * A1 + 180/t) + sqrt(a);

X = s * cos(A1) + cos(s * A1) - W1 * sin((s-1) * A1/2) * cos(A2);
Y = W1 * sin(A2);
Z = s * sin(A1) - sin(s * A1) - W1 * cos((s-1) * A1/2) * cos(A2);

[preset]
name = default;
a = 1;
s = 2;
t = 4;
a1_min = 0;
a1_max = 360;
a1_steps = 100;
a2_min = 0; 
a2_max = 360;
a2_steps = 100;