CONFIG
mptype: 2;
sharpendigits: 20;
tracktype: 1;
securitymaxnorm: 1e12;
tracktolbeforeeg: 1e-6;
tracktolduringeg: 1e-7;
sharpendigits: 30;
END;
INPUT
variable_group x,y,z;
function f1;
f1=x^2-y^2*z;
END;

