Y add -8.4 add mul -0.14 x_4 mul -15.600000000000001 div sub mul -0.8180000000000001 pow2 add mul -93.10000000000001 abs add -3.67 mul 7.300000000000001 x_1 mul -3.4 div x_2 x_0 mul -0.44 inv add mul 0.426 x_1 mul 0.883 x_3 abs add 0.405 mul 0.214 x_0