Y add 0.425 add add mul -3.95 x_1 add mul 8.25 mul x_1 mul exp add 8.4 mul 3.49 x_3 add mul -0.964 x_2 mul -0.375 x_0 mul 76.9 div pow2 add 2.24 mul -0.077 x_0 cos add -69.60000000000001 mul -0.772 x_0 mul -65.9 x_1