Y add -0.989 sub mul 9.32 div div x_0 mul div x_6 sub mul -4.7 x_1 mul 20.1 mul exp add 4.07 mul -0.459 x_4 x_3 sub mul 0.497 exp add 93.10000000000001 mul 0.298 x_1 mul 9.23 x_2 x_5 mul -1.9000000000000001 x_0