Y add -5.14 add mul -7.61 mul sub mul -3.3000000000000003 exp add 0.8260000000000001 mul -23.700000000000003 mul inv add -0.615 mul -0.641 x_0 exp add -0.769 mul -0.13 x_0 mul -17.2 sqrt add 81.4 mul 8.13 x_2 x_1 mul 9.19 x_3