Y add -4.62 add mul -0.5670000000000001 div x_4 sub add mul 76.80000000000001 x_0 mul 0.532 x_4 mul 70.60000000000001 x_1 add mul -40.300000000000004 x_3 mul 0.323 div x_2 mul exp add -7.3500000000000005 mul -84.10000000000001 x_3 x_0