Y add 0.421 sub mul 65.4 x_4 mul -7.6000000000000005 div exp add 94.0 mul 0.648 x_3 sub add mul 32.300000000000004 x_1 mul 43.6 div x_3 div exp add -0.041 mul -0.704 x_2 sub add mul 4.5 x_2 mul 0.506 x_4 mul -7.33 sin add 1.1 mul -0.525 x_0 mul 0.683 x_0