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