Y add -0.311 mul sub mul -5.86 div x_0 sub mul 4.7700000000000005 x_3 mul -5.49 x_4 add add mul -0.92 x_5 mul -4.71 x_1 sub mul 9.01 exp add 77.9 mul 0.732 x_2 add mul -0.6900000000000001 x_5 mul -55.400000000000006 x_6 x_1