Y add -4.0 div sub add mul 0.28600000000000003 x_0 sub mul -37.2 pow2 add -0.232 mul 0.745 x_3 mul 48.2 cos add -39.6 mul -0.387 x_2 mul 0.631 pow2 add -0.622 mul -0.041 x_4 pow3 add 0.42 mul 5.1000000000000005 x_1