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;
