Y add mul div c c mul pow x3 c pow add pow x3 c mul pow add x4 sqrt x1 c pow add mul div c c x3 mul div c c x1 c c mul div c c mul pow x3 c mul pow add pow x3 c mul pow add x4 sqrt x1 c pow add mul div c c x3 mul div c c x1 c c add mul c x3 mul div c c mul pow add x4 sqrt x1 c pow add mul div c c x3 mul div c c x1 c