Y add -91.80000000000001 mul div x_0 add mul 0.484 exp add 78.30000000000001 mul 16.8 div inv add 0.638 mul -4.7 x_1 x_2 mul 3.63 div x_2 cos add -0.8180000000000001 mul -74.10000000000001 x_3 sub mul -0.606 x_2 mul 91.60000000000001 x_0