Y add -1.6600000000000001 div mul add mul -0.396 x_4 add add sub mul -38.7 pow3 add 27.200000000000003 mul -0.315 x_6 mul 7.01 pow2 add mul 32.0 x_4 mul 4.26 x_7 mul -77.9 x_5 mul -0.058 div x_0 div x_6 inv add -0.8130000000000001 mul 90.10000000000001 x_2 x_3 log add 5.01 mul 0.367 x_1