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