Y add 1.93 div x_2 mul div x_4 div x_3 add mul -0.31 cos add 4.55 mul 4.76 x_1 mul -0.725 x_0 div add mul -35.300000000000004 x_0 mul 0.624 exp add 4.32 mul 50.800000000000004 x_3 cos add 6.57 mul 4.01 div x_1 x_3