Y mul div c c mul pow x1 c mul pow cos add x2 x5 c mul add mul c pow cos add x2 x5 c add mul x2 sin add x2 x5 cos add x2 x5 add mul x2 pow x1 c add mul c mul pow x5 c cos add x2 x5 mul c mul x2 mul pow x1 c cos add x2 x5