i1 : R = CC[u1,u2,u3,x,y] o1 = R o1 : PolynomialRing |
i2 : f1 = u1*(y-1)+u2*(y-2)+u3*(y-3) o2 = u1*y + u2*y + u3*y - u1 - 2u2 - 3u3 o2 : R |
i3 : f2 = (x-11)*(x-12)*(x-13) 3 2 o3 = x - 36x + 431x - 1716 o3 : R |
i4 : try parameterHomotopy({f1,f2},{u1,u2,u3},{{1,0,0},{0,1+2*ii,0}}, Software=>BERTINI) else "need to install Bertini to run these lines" sh: 1: bertini: not found true o4 = need to install Bertini to run these lines |