Y add mul x3 pow x1 c add mul pow x3 c pow add c add x1 mul x1 add mul c x3 mul pow x3 c cos c c mul add x1 x3 add mul c mul x3 pow x1 c mul pow x3 c mul pow add c add x1 mul x1 add mul c x3 mul pow x3 c cos c c add c add mul c x3 mul c mul pow x3 c cos c