[ 5/3 -5/3 ] [ 0 ] -4/3 |-> -2/3 |-> -5/3 4/3 |-> 2/3 |-> 5/3 -1/3 |-> -1 |-> -5/3 1/3 |-> 1 |-> 5/3 f(z) = -3/2*z^3 + 19/6*z * TOTAL: 1