[ 1/2 2/3 ] [ -1/2 -2/3 ] [ 0 ] -5/6 |-> 0 5/6 |-> 0 f(z) = -3*z^3 + 25/12*z * [ 1/2 -2/3 ] [ -1/2 2/3 ] [ 0 ] -5/6 |-> 0 5/6 |-> 0 f(z) = 3*z^3 - 25/12*z * [ 1/2 6/5 ] [ -1/2 -6/5 ] [ 0 ] -13/10 |-> 0 13/10 |-> 0 3/10 | 0.14075909300881659103491744366536333433 | 0.027438961435894036958032101577587891939 -3/10 | 0.14075909300881659103491744366536333433 | 0.027438961435894036958032101577587891939 f(z) = -5/3*z^3 + 169/60*z * [ 1/2 -6/5 ] [ -1/2 6/5 ] [ 0 ] -13/10 |-> 0 13/10 |-> 0 3/10 | 0.14075909300881659103491744366536333433 | 0.027438961435894036958032101577587891939 -3/10 | 0.14075909300881659103491744366536333433 | 0.027438961435894036958032101577587891939 f(z) = 5/3*z^3 - 169/60*z * TOTAL: 4