Y add mul add c mul c mul pow x3 c mul pow add c x1 c mul pow add x5 add x3 mul c mul x5 x1 c add c mul c x1 abs add x5 mul x3 x1 mul add mul c x5 mul c mul pow x3 c mul pow add c x1 c pow add x5 add x3 mul c mul x5 x1 c sign add x5 mul x3 x1