Y add -0.502 mul x_3 sub mul 12.700000000000001 x_2 mul -82.30000000000001 div div div x_3 x_4 add mul -3.5700000000000003 mul x_3 add mul -77.30000000000001 x_0 mul -35.1 x_3 mul -96.0 pow2 add 2.22 mul -81.0 x_3 exp add -57.1 mul -7.53 x_1