CONFIG
tracktype: 1;
mptype: 2;
securitymaxnorm: 1e10;
sharpendigits: 20;
TrackType: 3;
DeleteTempFiles: 0;
END;
INPUT
constant R,r;
R=2;
r=0.5;
variable_group x,y,z;
function f1;
f1=(x^2+y^2+z^2+R^2-r^2)^2-4*R^2*(x^2+y^2);
END;
