% Discriminant.input CONFIG UserHomotopy:2; END; INPUT function f1,f2,l1,l2; variable_group a,b,c; hom_variable_group x,z; constant a1,b1,c1; random gamma; pathvariable T; parameter t; t = T; a1 = 1; b1 = 2; c1 = 1; f1 = a*x^2 + b*x*z + c*z^2; f2 = 2*a*x + b*z; l1 = (a - 3*c - 4)*(1 - t + gamma*t) - (a1 - 3*c1 - 4)*(1 - t); l2 = (b + 3*c + 2)*(1 - t + gamma*t) - (b1 + 3*c1 + 2)*(1 - t); END;