Y mul x2 mul pow add c add x3 add x3 add mul c x2 mul x2 mul pow x3 c pow add x2 add x3 add mul c x3 mul div c c cos x3 c c add c add mul x2 mul pow x3 c pow add x2 add x3 add mul c x3 mul div c c cos x3 c mul c mul x2 mul pow x3 c pow add x2 add x3 add mul c x3 mul div c c cos x3 c