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