Y add -86.10000000000001 sub mul -1.01 div sub mul 8.77 sin add -0.452 mul -31.5 mul log add 5.58 mul 0.98 x_4 div x_2 x_1 mul -48.800000000000004 x_3 inv add 90.60000000000001 mul 0.32 mul x_0 x_1 mul 0.643 x_4