Y add 73.0 sub mul -0.705 exp add 0.327 mul -0.79 x_2 add mul 0.754 mul pow2 add -83.30000000000001 mul -29.200000000000003 x_4 x_3 mul 0.984 inv add -9.77 mul 0.08 div log add 77.10000000000001 mul -0.773 x_0 x_1