Y add 19.400000000000002 div div add mul -28.400000000000002 cos add -45.5 mul -2.07 x_2 mul -0.419 mul cos add 3.45 mul -0.127 x_6 mul x_5 div x_0 sub mul -16.1 x_1 mul 0.353 x_3 x_4 sub mul -0.396 x_6 mul 1.1500000000000001 exp add -4.46 mul -0.07 x_7