Y add -9.620000000000001 add mul -8.74 div div sin sub mul 4.0200000000000005 exp add -6.38 mul -0.134 x_0 sub mul -1.1300000000000001 exp add -35.300000000000004 mul -8.4 x_3 mul 0.649 x_3 pow2 add 0.129 mul 4.8 x_4 add mul -3.49 x_0 mul 63.0 x_1 mul 27.3 x_2