Y add 4.3 add mul -2.68 x_0 add mul -76.80000000000001 x_2 mul 9.52 div x_0 add mul -68.7 abs add -0.314 mul -40.400000000000006 x_2 mul 3.72 abs add -0.898 mul -0.113 mul pow2 add -0.074 mul 0.17 div exp add -42.6 mul -4.3100000000000005 x_1 x_3 x_1