Y add pow add x1 add mul add x1 add sqrt add x1 mul c x3 mul c x2 cos x2 mul div c c mul x3 cos x2 c mul x3 mul pow add x1 add mul add x1 add sqrt add x1 mul c x3 mul c x2 cos x2 mul div c c mul x3 cos x2 c add mul div c c cos x2 mul c mul pow add x1 mul c x3 div c c cos x2