Y add -86.80000000000001 mul add mul -2.49 x_0 mul 0.47500000000000003 x_1 div abs add 55.0 mul -9.48 x_0 pow2 add -0.668 mul 9.48 div pow2 add -0.746 mul 0.501 x_1 pow2 add -50.400000000000006 mul 15.100000000000001 div x_0 x_1