Y add pow x2 c add mul pow add c add mul x5 add x2 mul x2 sqrt x3 mul pow cos x2 c add mul c x3 cos mul x3 x5 div c c add mul div c c mul x5 add c sqrt x3 mul div c c mul pow cos x2 c mul add mul c x3 cos mul x3 x5 sin x2 mul c mul pow x2 c add c x2