1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
T1 = Z1^2 T2 = T1 * Z1 T1 = T1 * X2 T2 = T2 * Y2 T1 = T1 - X1 T2 = T2 - Y1 Z3 = Z1 * T1 T3 = T1^2 T4 = T3 * T1 T3 = T3 * X1 T1 = 2 * T3 X3 = T2^2 X3 = X3 - T1 X3 = X3 - T4 T3 = T3 - X3 T3 = T3 * T2 T4 = T4 * Y1 Y3 = T3 - T4