Y add 64.60000000000001 add sub mul -0.802 x_3 sub mul 66.0 mul pow2 add 6.29 mul -30.3 x_2 mul x_4 x_0 mul -49.5 x_1 mul 15.100000000000001 sin add 7.98 mul -91.10000000000001 div x_4 sub mul 27.900000000000002 x_4 mul -13.8 x_0